diff --git a/src/jlmap3d/config/SetCamera.js b/src/jlmap3d/config/SetCamera.js
index 14c8570f4..f9037c07f 100644
--- a/src/jlmap3d/config/SetCamera.js
+++ b/src/jlmap3d/config/SetCamera.js
@@ -1,5 +1,5 @@
 export function SetCamera(dom) {
-  var camera = new THREE.PerspectiveCamera(60, dom.clientWidth/dom.clientHeight, 1, 1500);
+  var camera = new THREE.PerspectiveCamera(60, dom.clientWidth/dom.clientHeight, 1, 5000);
   camera.position.set( 0, 0, 0 );
   camera.aspect = window.innerWidth / window.innerHeight;
   camera.updateProjectionMatrix();
diff --git a/src/jlmap3d/edit/editmodel/TrainList.js b/src/jlmap3d/edit/editmodel/TrainList.js
index 67466cc22..3900cd120 100644
--- a/src/jlmap3d/edit/editmodel/TrainList.js
+++ b/src/jlmap3d/edit/editmodel/TrainList.js
@@ -20,34 +20,34 @@ export function TrainList() {
     THREE.Loader.Handlers.add( /\.dds$/i, new THREE.DDSLoader() ) ;
     for(let i=0;i<data.length;i++){
       new THREE.MTLLoader().setPath( '../../static/model/train/' ).load( 'train.mtl', function ( materials ) {
-          materials.preload();
+        materials.preload();
 
-          new THREE.OBJLoader().setMaterials( materials ).setPath( '../../static/model/train/' ).load( 'train.obj', function ( object ) {
+        new THREE.OBJLoader().setMaterials( materials ).setPath( '../../static/model/train/' ).load( 'train.obj', function ( object ) {
 
-              object.name = data[i].code;
+            object.name = data[i].code;
 
-              object.position.z = 30000;
-              object.position.y = 2;
+            object.position.z = 30000;
+            object.position.y = 2;
 
-              let textgeometry = new THREE.PlaneBufferGeometry( 64, 32, 1 );
-              let textmaterial = new THREE.MeshBasicMaterial( { side: THREE.DoubleSide,map: new THREE.CanvasTexture(getTextCanvas(data[i])),transparent: true} );
-              let textplane = new THREE.Mesh( textgeometry, textmaterial );
-              textplane.name = data[i].code;
-              textplane.position.y = 30;
-              //textplane.rotation.x = Math.PI/2;
-              scope.textlist.push(textplane);
-              object.add(textplane);
+            let textgeometry = new THREE.PlaneBufferGeometry( 64, 32, 1 );
+            let textmaterial = new THREE.MeshBasicMaterial( { side: THREE.DoubleSide,map: new THREE.CanvasTexture(getTextCanvas(data[i])),transparent: true} );
+            let textplane = new THREE.Mesh( textgeometry, textmaterial );
+            textplane.name = data[i].code;
+            textplane.position.y = 30;
+            //textplane.rotation.x = Math.PI/2;
+            scope.textlist.push(textplane);
+            object.add(textplane);
 
-              let newtrain = {};
-              newtrain.mesh = object;
-              newtrain.mesh.scale.set(0.5,0.5,0.5);
-              newtrain.mesh.first = false;
+            let newtrain = {};
+            newtrain.mesh = object;
+            newtrain.mesh.scale.set(0.5,0.5,0.5);
+            newtrain.mesh.first = false;
 
-              scope.list.push(newtrain);
-              scope.group.add(newtrain.mesh);
-            }, onProgress, onError );
+            scope.list.push(newtrain);
+            scope.group.add(newtrain.mesh);
+          }, onProgress, onError );
 
-        } );
+      } );
     }
 
   }
diff --git a/src/jlmap3d/jl3ddrive/jl3ddrive.js b/src/jlmap3d/jl3ddrive/jl3ddrive.js
index 00433c857..5a7735f77 100644
--- a/src/jlmap3d/jl3ddrive/jl3ddrive.js
+++ b/src/jlmap3d/jl3ddrive/jl3ddrive.js
@@ -157,7 +157,7 @@ export function JLmapDriving(dom,data,mapId,storemod,translation,routegroup) {
 	// console.log(spotLight);
 	// controls3.getObject().add( spotLight );
 	// 订阅仿真socket
-	this.Subscribe = new Jl3dDriving(updatemmi,sound,translation,routegroup);
+	this.Subscribe = new Jl3dDriving(mixers,updatemmi,sound,translation,routegroup);
 
 	this.Subscribe.socketon(scope.Subscribe.topic);
 	var timer = setInterval(function() {
@@ -222,15 +222,10 @@ export function JLmapDriving(dom,data,mapId,storemod,translation,routegroup) {
 			//cctv渲染
 
 
-			if(scope.cctvswitch == true){
-				renderercctv.render(scene,cameracctv);
-			}
+
 			//相机按键位移
 			// controls3.update();
-			delta = clock.getDelta();
-			for (let i=mixers.length-1; i>=0; i--) {
-					mixers[i].update( delta );
-			}
+
 			// stats.update();
 		}
 
@@ -254,7 +249,13 @@ export function JLmapDriving(dom,data,mapId,storemod,translation,routegroup) {
 			scope.webwork.onmessage = function (event) {
 				// 更新列车位置
 				UpdateTrain(camera, trainlisttest);
-
+				delta = clock.getDelta();
+				for (let i=mixers.length-1; i>=0; i--) {
+						mixers[i].update( delta );
+				}
+				if(scope.cctvswitch == true){
+					renderercctv.render(scene,cameracctv);
+				}
 			};
 		}
 
diff --git a/src/jlmap3d/jl3ddrive/moveupdate/DrivingConnect.js b/src/jlmap3d/jl3ddrive/moveupdate/DrivingConnect.js
index b763d80bc..2253611cd 100644
--- a/src/jlmap3d/jl3ddrive/moveupdate/DrivingConnect.js
+++ b/src/jlmap3d/jl3ddrive/moveupdate/DrivingConnect.js
@@ -7,7 +7,7 @@ import { getToken } from '@/utils/auth';
 import router from '@/router';
 
 // 定于仿真socket接口
-export function Jl3dDriving(updatemmi,sound,translation,routegroup) {
+export function Jl3dDriving(mixers,updatemmi,sound,translation,routegroup) {
 
 	let scope = this;
 	this.map = null;
@@ -35,7 +35,6 @@ export function Jl3dDriving(updatemmi,sound,translation,routegroup) {
 	let stoptimer = null;
 	let num = 30;
 	let pointstand = null;
-	let nextpoints = null;
 	// run as plane = 01;
 	// reset = 02;
 	var datatype = '00';
@@ -101,9 +100,6 @@ export function Jl3dDriving(updatemmi,sound,translation,routegroup) {
 		//
 		// }
 
-		// console.log("recive");
-		// console.log(data.type);
-		// console.log(data.body);
 		switch (data.type) {
 			case 'Simulation_Driver_Change':
 				trainlisttest.group.remove(trainlisttest.list[drivingcode]);
@@ -191,7 +187,6 @@ export function Jl3dDriving(updatemmi,sound,translation,routegroup) {
 					// if(sound.volswitch == true){
 					// 	sound.setVolume( data.body[tl].v/100 );
 					// }
-
 					if (data.body[tl].atpv) {
 						updatemmi.updateatpspeed(data.body[tl].atpv);
 					} else {
@@ -341,14 +336,19 @@ export function Jl3dDriving(updatemmi,sound,translation,routegroup) {
 									drivingcode = code;
 									updatemmi.updatedrivingcode(drivingcode);
 								}
-								// trainlisttest.group.add(trainlisttest.list[code]);
+								if(trainlisttest.list[code].mixerpush == false){
+									for(let mi=0,lenmi=trainlisttest.list[code].mixer.length;mi<lenmi;mi++){
+										mixers.push(trainlisttest.list[code].mixer[mi]);
+									}
+									trainlisttest.list[code].mixerpush = true;
+								}
+								trainlisttest.group.add(trainlisttest.list[code]);
 								trainlisttest.list[code].position.y = 0;
 								trainlisttest.list[code].progress = 0;
 								// trainlisttest.list[code].oldoffset = data.body[i].sectionOffsetPercent;
 								trainlisttest.list[code].dispose = false;
 								trainlisttest.list[code].nowcode = data.body[i].linkCode;
-								let vexlist = [];
-								let endrotation = null;
+
 								trainlisttest.list[code].pc = 1;
 								// console.log(data.body[i]);
 								if (data.body[i].directionType == '02') { // 向右
@@ -543,7 +543,6 @@ export function Jl3dDriving(updatemmi,sound,translation,routegroup) {
 										nextcode = rails.linkrail[data.body[i].linkCode].rconnect;
 										if(nextcode){
 											// console.log(rails.linkrail[nextcode].lineleft.points);
-											nextpoints = rails.linkrail[nextcode].lineleft.points;
 											trainlisttest.list[code].nextcurve = rails.linkrail[nextcode].lineleft;
 											trainlisttest.list[code].nextlen = rails.linkrail[nextcode].lengthfact;
 										}else{
diff --git a/src/jlmap3d/jl3dsimulation/connect/TrainingConnect.js b/src/jlmap3d/jl3dsimulation/connect/TrainingConnect.js
index 6f87f9b54..111fa6ff1 100644
--- a/src/jlmap3d/jl3dsimulation/connect/TrainingConnect.js
+++ b/src/jlmap3d/jl3dsimulation/connect/TrainingConnect.js
@@ -1,13 +1,12 @@
 import StompClient from '@/utils/sock';
 
-import { getTrainingCbtcDemon, runDiagramStart, runDiagramOver, setTrainingCbtcInitTime } from '@/api/simulation';
-
-import { creatSubscribe, clearSubscribe, displayTopic, screenTopic } from '@/utils/stomp';
+// import { getTrainingCbtcDemon, runDiagramStart, runDiagramOver, setTrainingCbtcInitTime } from '@/api/simulation';
+// import { creatSubscribe, clearSubscribe, displayTopic, screenTopic } from '@/utils/stomp';
+import { getBaseUrl } from '@/utils/baseUrl'
 import { getToken } from '@/utils/auth';
-import router from '@/router';
 
 // 定于仿真socket接口
-export function Jlmap3dSubscribe(jlmap3d,routegroup) {
+export function Jlmap3dSubscribe(jlmap3d,routegroup,jsonwebwork) {
 
 	const scope = this;
 	this.map = null;
@@ -32,38 +31,113 @@ export function Jlmap3dSubscribe(jlmap3d,routegroup) {
 
 	let driverswitch = false;
 
-	const stoptimer = null;
-	const num = 30;
-	const pointstand = null;
+	let stoptimer = null;
+	let num = 30;
+	let pointstand = null;
 
+	let data = null;
 	// run as plane = 01;
 	// reset = 02;
+
 	var datatype = '00';
 	this.teststomp = new StompClient();
 	this.topic = '/user/queue/simulation/jl3d/'+routegroup;
-	const header = {'X-Token': getToken() };
+	let header = {'X-Token': getToken() };
+		let connectmsg = {
+			type:'init',
+			baseurl:getBaseUrl(),
+			topic:this.topic,
+			token:getToken(),
+		};
+		jsonwebwork.postMessage(connectmsg);
+		jsonwebwork.onmessage = function (event) {
 
-	this.updatamap = function(mapdata, materiallist, nowaction, scene) {
+			// if(event.data.type == 'Simulation_Driver_Change'){
+			// 	drivingcode = event.data.body.code;
+			// 	jlmap3d.updatedrivingcode( event.data.body.code);
+			// }
+			// if(data.type == 'Simulation_TrainSpeed'){
+			// 	trainspeed(data);
+			// }
+			// console.log(event);
+			// if(event.data.type == 'SJL3D_TrainStatus'){
+			// 	trainstatus(event.data);
+			// }
+			// if(event.data.type == 'Simulation_DeviceStatus'){
+			// 	devicestatus(event.data);
+			// }
+			if(event.data._type == 'Simulation_Driver_Change'){
+				drivingcode = event.data.body.code;
+				jlmap3d.updatedrivingcode( event.data.body.code);
+			}
+			if(event.data._type == 'Train'){
+				// console.log(event.data);
+				trainstatus(event.data);
+			}
+			if (event.data._type== 'Signal' && signallist) {
+				// console.log(event.data);
+				signalupdate(event.data);
+			}
+
+			if (event.data._type== 'StationStand' && actions) {
+				// console.log(event.data);
+				standupdate(event.data);
+			}
+
+			if (event.data._type == 'Switch' && sectionlist) {
+				// console.log(event.data);
+				switchupdate(event.data);
+			}
+			// if(event.data._type = ''){
+			// 	trainstatus(event.data);
+			// }
+			// if(event.data.type == 'Simulation_DeviceStatus'){
+			// 	devicestatus(event.data);
+			// }
+			if(event.data.type == 'Simulation_Reset'){
+				simulationreset(event.data);
+			}
+		};
+
+	// jsonwebwork.onmessage = function (event) {
+	// 	console.log(event.data);
+	// 	if(event.data.type == 'Simulation_Driver_Change'){
+	// 		drivingcode = event.data.body.code;
+	// 		jlmap3d.updatedrivingcode( event.data.body.code);
+	// 	}
+	// 	// if(event.data.type == 'Simulation_TrainSpeed'){
+	// 	// 	trainspeed(event.data);
+	// 	// }
+	// 	if(event.data.type == 'SJL3D_TrainStatus'){
+	// 		trainstatus(event.data);
+	// 	}
+	// 	if(event.data.type == 'Simulation_DeviceStatus'){
+	// 		devicestatus(event.data);
+	// 	}
+	// 	if(event.data.type == 'Simulation_Reset'){
+	// 		simulationreset(event.data);
+	// 	}
+	// };
+
+	this.updatamap = function(newsectionlist,newlinklist,newsignallist,newstationstandlist,newtrainlisttest,newrealsectionlist,newrails, materiallist, nowaction, scene) {
 		// console.log(mapdata);
 
-		scope.map = mapdata;
-		trainlisttest = this.map.trainlisttest;
-		sectionlist = this.map.sectionlist;
-		signallist = this.map.signallist;
-		stationstandlist = this.map.stationstandlist;
-		sectionlist = this.map.sectionlist;
+		trainlisttest = newtrainlisttest;
+		sectionlist = newsectionlist;
+		signallist = newsignallist;
+		stationstandlist = newstationstandlist;
 		materials = materiallist;
 		scenes = scene;
 		actions = nowaction;
-		links = this.map.linklist;
-		rails = this.map.rails;
+		links = newlinklist;
+		rails = newrails;
 
 	};
 
 	this.socketon = function(topic) {
 		try {
 			// console.log("teststomp");
-			scope.teststomp.subscribe(topic, callback, header);
+			// scope.teststomp.subscribe(topic, callback, header);
 		} catch (error) {
 			console.error('websocket订阅失败');
 		}
@@ -90,8 +164,31 @@ export function Jlmap3dSubscribe(jlmap3d,routegroup) {
 
 	// 仿真socket接口回调函数
 	function callback(Response) {
-		// 对象化数据
-		const data = JSON.parse(Response.body);
+
+		// jsonwebwork.postMessage(Response.body);
+		// // 对象化数据
+		// console.log(Response.body);
+		// data = JSON.parse(Response.body);
+		// // console.log(data);
+		// if(data.type == 'Simulation_Driver_Change'){
+		// 	drivingcode = data.body.code;
+		// 	jlmap3d.updatedrivingcode( data.body.code);
+		// }
+		// // if(data.type == 'Simulation_TrainSpeed'){
+		// // 	trainspeed(data);
+		// // }
+		// if(data.type == 'SJL3D_TrainStatus'){
+		// 	trainstatus(data);
+		// }
+		// if(data.type == 'Simulation_DeviceStatus'){
+		// 	devicestatus(data);
+		// }
+		// if(data.type == 'Simulation_Reset'){
+		// 	simulationreset(data);
+		// }
+
+		// data = null;
+		// console.log(data.type);
 		// 遍历后台数据
 
 		// 判断消息类型
@@ -100,178 +197,146 @@ export function Jlmap3dSubscribe(jlmap3d,routegroup) {
 		//
 		// }
 
-		if (data.type == 'Simulation_Driver_Change') {
-			drivingcode = data.body.code;
-			jlmap3d.updatedrivingcode( data.body.code);
-		}
+		// switch (data.type) {
+		// 	case 'Simulation_Driver_Change':
+		// 			drivingcode = data.body.code;
+		// 			jlmap3d.updatedrivingcode( data.body.code);
+		// 		break;
+		// 	case 'Simulation_TrainSpeed':
+		// 			trainspeed(data);
+		// 			break;
+		// 	case 'SJL3D_TrainStatus':
+		// 			trainstatus(data);
+		// 			break;
+		// 	case 'Simulation_DeviceStatus':
+		// 			devicestatus(data);
+		// 			break;
+		// 	case 'Simulation_Reset':
+		// 			simulationreset(data);
+		// 	default :
+		// 			//TODO
+		// }
+	}
 
-		if (data.type == 'Simulation_TrainSpeed') {
+	function trainspeed(data){
+		if (trainlisttest) {
 
-			if (trainlisttest) {
-
-				for (let tl = 0; tl<data.body.length; tl++) {
-					code = data.body[tl].id;
+			for (let tl = 0; tl<data.body.length; tl++) {
+				code = data.body[tl].id;
+				if(trainlisttest.list[code].speed != data.body[tl].v){
 					trainlisttest.list[code].speed = data.body[tl].v;
-					if (trainlisttest.list[code].runMode == '02') {
-						if (trainlisttest.list[code].isStandTrack == true) {
-							trainlisttest.list[code].speeds = parseFloat(data.body[tl].v*10/36/20/trainlisttest.list[code].len);
-						} else {
-							trainlisttest.list[code].speeds = parseFloat(data.body[tl].v*10/36/20/trainlisttest.list[code].len);
-						}
-					} else {
-
-						trainlisttest.list[code].speeds = parseFloat(data.body[tl].v*10/36/20/trainlisttest.list[code].len);
-					}
-
-					if (code == drivingcode) {
-						jlmap3d.updatenowspeed(data.body[tl].v);
-						if (data.body[tl].atpv) {
-							jlmap3d.updateatpspeed(data.body[tl].atpv);
-
-						} else {
-							jlmap3d.updateatpspeed(-1);
-						}
-						if (data.body[tl].atov) {
-							jlmap3d.updateatospeed(data.body[tl].atov);
-						} else {
-							jlmap3d.updateatospeed(-1);
-						}
-					}
+					trainlisttest.list[code].speeds = parseFloat(data.body[tl].v*10/36/20/trainlisttest.list[code].len);
+					// if (trainlisttest.list[code].runMode == '02') {
+					// 	if (trainlisttest.list[code].isStandTrack == true) {
+					// 		trainlisttest.list[code].speeds = parseFloat(data.body[tl].v*10/36/20/trainlisttest.list[code].len);
+					// 	} else {
+					// 		trainlisttest.list[code].speeds = parseFloat(data.body[tl].v*10/36/20/trainlisttest.list[code].len);
+					// 	}
+					// } else {
+					//
+					// 	trainlisttest.list[code].speeds = parseFloat(data.body[tl].v*10/36/20/trainlisttest.list[code].len);
+					// }
 				}
+
+
 			}
 		}
+	}
 
-		if (data.type == 'SJL3D_TrainStatus') {
-			for (let i=data.body.length-1; i>=0; i--) {
-				if (data.body[i]._type == 'Train') {
+	function trainstatus(data){
+		// for (let i=data.body.length-1; i>=0; i--) {
+			// console.log(data.body[i]);
 
-					// console.log(data.body[i]);
-					// 遍历列车对象组
-					if (trainlisttest) {
-						code = data.body[i].code;
-						// 剔除不显示的车
-						// 找到对应列车
+				// console.log(data.body[i]);
+				// 遍历列车对象组
+				if (trainlisttest) {
+					code = data.code;
+					// 剔除不显示的车
+					// 找到对应列车
 
-						if ( trainlisttest.list[code]) {
-							if (code == drivingcode) {
-								driverswitch = data.body[i].runMode;
-								//更新车组号
-								jlmap3d.updatetrainnum(data.body[i].groupNumber);
-								//更新列车
-								let syncdata = {
-									type: 'Train',
-									code: code,
-									sectionCode: data.body[i].sectionCode,
-									percent: 0
-								};
 
-								// if (trainlisttest.list[code].isStandTrack == true && trainlisttest.list[code].progress>0.95 && trainlisttest.list[code].speed<=0) {
-								// 	if (data.body[i].directionType == '02') {
-								// 		syncdata.percent = 1-(sectionlist.sections.datalist[data.body[i].sectionCode].rstop/trainlisttest.list[code].len);
-								// 	} else {
-								// 		syncdata.percent = sectionlist.sections.datalist[data.body[i].sectionCode].lstop/trainlisttest.list[code].len;
-								// 	}
-								// 	scope.teststomp.send('/app/topic/simulation/client/drive', syncdata);
-								// } else {
-								// 	if (data.body[i].directionType == '02') {
-								// 		syncdata.percent = trainlisttest.list[code].progress;
-								// 	} else {
-								// 		syncdata.percent = 1 - trainlisttest.list[code].progress;
-								// 	}
-								// 	scope.teststomp.send('/app/topic/simulation/client/drive', syncdata);
-								// }
+					if ( trainlisttest.list[code]) {
 
-								if (data.body[i].parkRemainTime>0) {
-									jlmap3d.updatestoptime('停站时间:'+parseInt(data.body[i].parkRemainTime));
-								} else {
-									if (data.body[i].runMode == '02') {
-										jlmap3d.updatestoptime('列车自动驾驶中');
-									} else {
-										// if (trainlisttest.list[code].isStandTrack == true && trainlisttest.list[code].progress>0.95 && trainlisttest.list[code].speed<=0) {
-										// 	// if(stoptimer){
-										// 	//
-										// 	// }else{
-										// 	//   stoptimer = setInterval(function(){
-										// 	//     if(num >=0){
-										// 	//       jlmap3d.updatestoptime("停站时间:"+num);
-										// 	//       num --;
-										// 	//     }
-										// 	//   },1000);
-										// 	// }
-										//
-										// } else {
-										// 	jlmap3d.updatestoptime('列车人工驾驶中');
-										// }
+						trainlisttest.list[code].runMode = data.runMode;
+						// 车门开关验证
+						// if(data.directionType == "02"){
+						if (trainlisttest.list[code].doorStatus != data.doorStatus && data.doorStatus == '01') {
+							// console.log("close");
+							trainlisttest.list[code].doorStatus = '01';
+							for (let an=actions[code].top.length-1; an>=0; an--) {
+								actions[code].top[an].reset();
+								actions[code].top[an].time = actions[code].top[an]._clip.duration;
+								actions[code].top[an].timeScale = -1;
+								actions[code].top[an].play();
+							}
+						} else if (trainlisttest.list[code].doorStatus != data.doorStatus && data.doorStatus == '02') {
+							// console.log("open");
+							trainlisttest.list[code].doorStatus = '02';
+							for (let an=actions[code].top.length-1; an>=0; an--) {
+								actions[code].top[an].reset();
+								actions[code].top[an].time = 0;
+								actions[code].top[an].timeScale = 1;
+								actions[code].top[an].play();
+							}
+						}
+						// }else{
+						//   if(trainlisttest.list[code].doorStatus != data.doorStatus && data.doorStatus == "01"){
+						//     //console.log("close");
+						//     trainlisttest.list[code].doorStatus = "01";
+						//     for(let an=actions[code].down.length-1;an>=0;an--){
+						//       actions[code].down[an].reset();
+						//       actions[code].down[an].time = actions[code].top[an]._clip.duration;
+						//       actions[code].down[an].timeScale = -1;
+						//       actions[code].down[an].play();
+						//     }
+						//   }else if(trainlisttest.list[code].doorStatus != data.doorStatus && data.doorStatus == "02"){
+						//     //console.log("open");
+						//     trainlisttest.list[code].doorStatus = "02";
+						//     for(let an=actions[code].down.length-1;an>=0;an--){
+						//       actions[code].down[an].reset();
+						//       actions[code].down[an].time = 0;
+						//       actions[code].down[an].timeScale = 1;
+						//       actions[code].down[an].play();
+						//     }
+						//   }
+						// }
+						// 遍历获取所在轨道
+						if (trainlisttest.list[code].dispose != data.dispose && data.dispose == false) {
 
+							if (rails.linkrail[data.linkCode]) {
+								trainlisttest.group.add(trainlisttest.list[code]);
+								trainlisttest.list[code].position.y = 0;
+								// trainlisttest.list[code].progress = 0;
+								trainlisttest.list[code].dispose = false;
+								trainlisttest.list[code].nowcode = data.linkCode;
+								trainlisttest.list[code].nextcode = null;
+								trainlisttest.list[code].pc = 1;
+								trainlisttest.list[code].statsstop = 0;
+								if(trainlisttest.list[code].mixerpush == false){
+									for(let mi=0,lenmi=trainlisttest.list[code].mixer.length;mi<lenmi;mi++){
+										jlmap3d.mixers.push(trainlisttest.list[code].mixer[mi]);
 									}
+									trainlisttest.list[code].mixerpush = true;
+									// console.log(trainlisttest.list[code].mixerpush);
 								}
-								// if(trainlisttest.list[code].speed > 0){
-								//   if(stoptimer){
-								//     clearInterval( stoptimer );
-								//     stoptimer = null;
-								//     num = 30;
-								//   }
-								// }
 
-							}
-							trainlisttest.list[code].runMode = data.body[i].runMode;
-							// 车门开关验证
-							// if(data.body[i].directionType == "02"){
-							if (trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == '01') {
-								// console.log("close");
-								trainlisttest.list[code].doorStatus = '01';
-								for (let an=actions[code].top.length-1; an>=0; an--) {
-									actions[code].top[an].reset();
-									actions[code].top[an].time = actions[code].top[an]._clip.duration;
-									actions[code].top[an].timeScale = -1;
-									actions[code].top[an].play();
-								}
-							} else if (trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == '02') {
-								// console.log("open");
-								trainlisttest.list[code].doorStatus = '02';
-								for (let an=actions[code].top.length-1; an>=0; an--) {
-									actions[code].top[an].reset();
-									actions[code].top[an].time = 0;
-									actions[code].top[an].timeScale = 1;
-									actions[code].top[an].play();
-								}
-							}
-							// }else{
-							//   if(trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == "01"){
-							//     //console.log("close");
-							//     trainlisttest.list[code].doorStatus = "01";
-							//     for(let an=actions[code].down.length-1;an>=0;an--){
-							//       actions[code].down[an].reset();
-							//       actions[code].down[an].time = actions[code].top[an]._clip.duration;
-							//       actions[code].down[an].timeScale = -1;
-							//       actions[code].down[an].play();
-							//     }
-							//   }else if(trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == "02"){
-							//     //console.log("open");
-							//     trainlisttest.list[code].doorStatus = "02";
-							//     for(let an=actions[code].down.length-1;an>=0;an--){
-							//       actions[code].down[an].reset();
-							//       actions[code].down[an].time = 0;
-							//       actions[code].down[an].timeScale = 1;
-							//       actions[code].down[an].play();
-							//     }
-							//   }
-							// }
-							// 遍历获取所在轨道
-							if (trainlisttest.list[code].dispose != data.body[i].dispose && data.body[i].dispose == false) {
 
-								if (rails.linkrail[data.body[i].linkCode]) {
-									trainlisttest.group.add(trainlisttest.list[code]);
-									trainlisttest.list[code].position.y = 0;
-									trainlisttest.list[code].progress = 0;
-									trainlisttest.list[code].oldoffset = data.body[i].linkOffsetPercent;
-									trainlisttest.list[code].dispose = false;
-									trainlisttest.list[code].nowcode = data.body[i].linkCode;
-									trainlisttest.list[code].nextcode = rails.linkrail[data.body[i].linkCode].next;
-									let vexlist = [];
+								if (data.directionType == '02') { // 向右
 
-									if (data.body[i].directionType == '02') { // 向右
-										let point = rails.linkrail[data.body[i].linkCode].lineleft.getPointAt(data.body[i].linkOffsetPercent);
+
+									if(data.targetStation){
+										trainlisttest.list[code].stopstation = data.targetStation;
+										// console.log(rails.stops[data.targetStation].direct2.percent);
+										trainlisttest.list[code].pc = data.targetLinkPercent/rails.stops[data.targetStation].direct2.percent;
+										trainlisttest.list[code].targetpercent = rails.stops[data.targetStation].direct2.percent;
+										trainlisttest.list[code].progress = data.linkOffsetPercent/trainlisttest.list[code].pc;
+										trainlisttest.list[code].linkOffsetPercent = data.linkOffsetPercent;
+										trainlisttest.list[code].targetLink = data.targetLink;
+										// console.log(data.targetLinkPercent);
+										// console.log(rails.stops[data.targetStation].direct2.percent);
+										// console.log(trainlisttest.list[code].progress);
+										// console.log("===================");
+										let point = rails.linkrail[data.linkCode].lineleft.getPointAt(trainlisttest.list[code].progress);
 										trainlisttest.list[code].rotation.y = 0;
 										trainlisttest.list[code].position.x = point.x;
 										trainlisttest.list[code].position.y = 0;
@@ -279,193 +344,210 @@ export function Jlmap3dSubscribe(jlmap3d,routegroup) {
 											trainlisttest.list[code].children[tl].position.z = point.z;
 										}
 
-										trainlisttest.list[code].status = '02';
-										trainlisttest.list[code].progress = data.body[i].linkOffsetPercent;
-										trainlisttest.list[code].curve = rails.linkrail[data.body[i].linkCode].lineleft;
-									} else if (data.body[i].directionType == '03') { // 向左
-										let point = rails.linkrail[data.body[i].linkCode].lineright.getPointAt((1-data.body[i].linkOffsetPercent));
+									}
+
+									trainlisttest.list[code].curve = rails.linkrail[data.linkCode].lineleft;
+									trainlisttest.list[code].len = rails.linkrail[data.linkCode].lengthfact;
+									trainlisttest.list[code].status = '02';
+								} else if (data.directionType == '03') { // 向左
+
+									// if(trainlisttest.list[code].rname == "006"){
+									// 	console.log("0000000000000000");
+									// 	console.log(data.linkOffsetPercent);
+									// }
+									if(data.targetStation){
+
+										trainlisttest.list[code].stopstation = data.targetStation;
+										trainlisttest.list[code].pc = data.targetLinkPercent/rails.stops[data.targetStation].direct1.percent;
+										trainlisttest.list[code].targetpercent = rails.stops[data.targetStation].direct1.percent;
+										trainlisttest.list[code].progress = 1-(data.linkOffsetPercent/trainlisttest.list[code].pc);
+										trainlisttest.list[code].linkOffsetPercent = data.linkOffsetPercent;
+										trainlisttest.list[code].targetLink = data.targetLink;
+										// console.log(data.targetLinkPercent);
+										// console.log(rails.stops[data.targetStation].direct1.percent);
+										// console.log(trainlisttest.list[code].progress);
+										// console.log("===================");
+										let point = rails.linkrail[data.linkCode].lineright.getPointAt(trainlisttest.list[code].progress);
+
 										trainlisttest.list[code].rotation.y = Math.PI;
 										trainlisttest.list[code].position.x = point.x;
 										trainlisttest.list[code].position.y = 0;
 										for (let tl=0; tl<6; tl++) {
 											trainlisttest.list[code].children[tl].position.z = -point.z;
 										}
-										// if(trainlisttest.list[code].rname == "006"){
-										// 	console.log("0000000000000000");
-										// 	console.log(data.body[i].linkOffsetPercent);
-										// }
-
-										trainlisttest.list[code].status = '03';
-										trainlisttest.list[code].progress = 1-data.body[i].linkOffsetPercent;
-										trainlisttest.list[code].curve = rails.linkrail[data.body[i].linkCode].lineright;
 									}
 
+									trainlisttest.list[code].curve = rails.linkrail[data.linkCode].lineright;
+									trainlisttest.list[code].len = rails.linkrail[data.linkCode].lengthfact;
+									trainlisttest.list[code].status = '03';
 
-									trainlisttest.list[code].len = rails.linkrail[data.body[i].linkCode].lengthfact;
-									// trainlisttest.list[code].isStandTrack = sectionlist.sections.datalist[data.body[i].sectionCode].isStandTrack;
-
-									// trainlisttest.list[code].len = sectionlist.sections.datalist[data.body[i].sectionCode].distance;
-
-
-									if(data.body[i].speed == 0){
-										trainlisttest.list[code].speeds = data.body[i].speed;
-										trainlisttest.list[code].speeds = 0;
-										// trainlisttest.list[code].startmark = 1;
-									}else{
-										trainlisttest.list[code].speeds = data.body[i].speed;
-										trainlisttest.list[code].speeds = parseFloat(data.body[i].speed*10/36/20/trainlisttest.list[code].len);
-									}
-
+									// trainlisttest.list[code].curve = rails.linkrail[data.linkCode].lineright;
 								}
-							} else if (trainlisttest.list[code].dispose != data.body[i].dispose && data.body[i].dispose == true) {
-								trainlisttest.group.remove(trainlisttest.list[code]);
-								trainlisttest.list[code].progress = null;
-								trainlisttest.list[code].dispose = true;
-								code = trainlisttest.group.children[i].name;
+
+
+								trainlisttest.list[code].len = rails.linkrail[data.linkCode].lengthfact;
+								// trainlisttest.list[code].isStandTrack = sectionlist.sections.datalist[data.sectionCode].isStandTrack;
+
+								// trainlisttest.list[code].len = sectionlist.sections.datalist[data.sectionCode].distance;
+
+
+								if(data.speed == 0){
+									trainlisttest.list[code].speeds = data.speed;
+									trainlisttest.list[code].speeds = 0;
+									// trainlisttest.list[code].startmark = 1;
+								}else{
+									trainlisttest.list[code].speeds = data.speed;
+									trainlisttest.list[code].speeds = parseFloat(data.speed*10/36/20/trainlisttest.list[code].len);
+								}
+
+							}
+						} else if (trainlisttest.list[code].dispose != data.dispose && data.dispose == true) {
+							trainlisttest.group.remove(trainlisttest.list[code]);
+							trainlisttest.list[code].progress = null;
+							trainlisttest.list[code].dispose = true;
+							code = trainlisttest.group.children[i].name;
+							trainlisttest.list[code].rotation.y = 0;
+							trainlisttest.list[code].doorStatus = '01';
+							trainlisttest.list[code].speed = 0;
+							trainlisttest.list[code].position.x = -50000;
+							trainlisttest.list[code].position.y = -50000;
+							trainlisttest.list[code].pc = 1;
+
+						} else if (trainlisttest.list[code].dispose == data.dispose && data.dispose == false) {
+
+							// if(data.){
+							//
+							// }
+							if (data.directionType == '02' && trainlisttest.list[code].status != data.directionType) { // 向右
+
+
+								let rotaposx = trainlisttest.list[code].children[5].matrixWorld.elements[12];
+								let rotaposz = trainlisttest.list[code].children[0].matrixWorld.elements[14];
 								trainlisttest.list[code].rotation.y = 0;
-								trainlisttest.list[code].doorStatus = '01';
-								trainlisttest.list[code].speed = 0;
-								trainlisttest.list[code].position.x = -50000;
-								trainlisttest.list[code].position.y = -50000;
+								trainlisttest.list[code].position.x = rotaposx;
+								for (let tl=0; tl<6; tl++) {
+									trainlisttest.list[code].children[tl].position.z = rotaposz;
+								}
 
-							} else if (trainlisttest.list[code].dispose == data.body[i].dispose && data.body[i].dispose == false) {
+								trainlisttest.list[code].progress = (rotaposx-rails.linkrail[data.linkCode].lp.x)/rails.linkrail[data.linkCode].lengthfact;
+								trainlisttest.list[code].status = '02';
+								trainlisttest.list[code].curve = rails.linkrail[data.linkCode].lineleft;
+								trainlisttest.list[code].nextcurve = null;
 
-								if (rails.linkrail[data.body[i].linkCode]) {
-									if (driverswitch == '02' && code == drivingcode) {
-										jlmap3d.updatenowspeed(data.body[i].speed);
-										if (data.body[i].atpSpeed) {
-											jlmap3d.updateatpspeed(data.body[i].atpSpeed);
-										} else {
-											jlmap3d.updateatpspeed(-1);
-										}
-										if (data.body[i].targetSpeed) {
-											jlmap3d.updateatospeed(data.body[i].targetSpeed);
-										} else {
-											jlmap3d.updateatospeed(-1);
-										}
-										if (data.body[i].maLen) {
-											jlmap3d.updatenowlen(data.body[i].maLen);
-										} else {
-											jlmap3d.updatenowlen(0);
-										}
-										// if(trainlisttest.list[code].isStandTrack == true){
-										//   pointstand = null;
-										//   if(data.body[i].directionType == "02"){
-										//     pointstand = trainlisttest.list[code].curve.getPointAt(data.body[i].sectionOffsetPercent);
-										//   }else{
-										//     pointstand = trainlisttest.list[code].curve.getPointAt(1-data.body[i].sectionOffsetPercent);
-										//   }
-										//   console.log(data.body[i].sectionOffsetPercent)
-										//   console.log(pointstand.x);
-										//
-										//   trainlisttest.list[code].position.x = pointstand.x;
-										// }
-									}
-									if (driverswitch == '05' && code == drivingcode) {
-										if (data.body[i].maLen) {
-											jlmap3d.updatenowlen(data.body[i].maLen);
-										} else {
-											jlmap3d.updatenowlen(0);
-										}
-									}
-									if(trainlisttest.list[code].nowcode != data.body[i].linkCode){
-										trainlisttest.list[code].nowcode = data.body[i].linkCode;
-										trainlisttest.list[code].nextcode = rails.linkrail[data.body[i].linkCode].next;
-										if (data.body[i].directionType == '02') { // 向右
-											trainlisttest.list[code].progress = 0;
-											if (trainlisttest.list[code].status != data.body[i].directionType) {
-												const rotaposx = trainlisttest.list[code].children[5].matrixWorld.elements[12];
-												const rotaposz = trainlisttest.list[code].children[0].matrixWorld.elements[14];
-												trainlisttest.list[code].rotation.y = 0;
-												trainlisttest.list[code].position.x = rotaposx;
-												for (let tl=0; tl<6; tl++) {
-													trainlisttest.list[code].children[tl].position.z = rotaposz;
-												}
+								trainlisttest.list[code].len = rails.linkrail[data.linkCode].lengthfact;
 
-												trainlisttest.list[code].progress = (rotaposx-rails.linkrail[data.body[i].linkCode].lp.x)/rails.linkrail[data.body[i].linkCode].lengthfact;
-											}
-											trainlisttest.list[code].status = '02';
-											trainlisttest.list[code].curve = rails.linkrail[data.body[i].linkCode].lineleft;
-										} else if (data.body[i].directionType == '03') { // 向左
-											trainlisttest.list[code].progress = 0;
-											if (trainlisttest.list[code].status != data.body[i].directionType) {
-												const rotaposx = trainlisttest.list[code].children[5].matrixWorld.elements[12];
-												const rotaposz = Math.abs(trainlisttest.list[code].children[0].matrixWorld.elements[14]);
-												trainlisttest.list[code].rotation.y = Math.PI;
-												trainlisttest.list[code].position.x = rotaposx;
-												for (let tl=0; tl<6; tl++) {
-													trainlisttest.list[code].children[tl].position.z = -rotaposz;
-												}
-													trainlisttest.list[code].progress = 1-(rotaposx-rails.linkrail[data.body[i].linkCode].lp.x)/rails.linkrail[data.body[i].linkCode].lengthfact;
-											}
+							} else if (data.directionType == '03'&& trainlisttest.list[code].status != data.directionType) { // 向左
 
-											trainlisttest.list[code].status = '03';
-											trainlisttest.list[code].curve = rails.linkrail[data.body[i].linkCode].lineright;
+								let rotaposx = trainlisttest.list[code].children[5].matrixWorld.elements[12];
+								let rotaposz = Math.abs(trainlisttest.list[code].children[0].matrixWorld.elements[14]);
+								trainlisttest.list[code].rotation.y = Math.PI;
+								trainlisttest.list[code].position.x = rotaposx;
+								for (let tl=0; tl<6; tl++) {
+									trainlisttest.list[code].children[tl].position.z = -rotaposz;
+								}
+								trainlisttest.list[code].progress = 1-(rotaposx-rails.linkrail[data.linkCode].lp.x)/rails.linkrail[data.linkCode].lengthfact;
+								trainlisttest.list[code].status = '03';
+								trainlisttest.list[code].curve = rails.linkrail[data.linkCode].lineright;
+								trainlisttest.list[code].nextcurve = null;
+
+								trainlisttest.list[code].len = rails.linkrail[data.linkCode].lengthfact;
+
+							}
+
+
+							if(trainlisttest.list[code].nextcode == null && trainlisttest.list[code].stopstation == data.targetStation){
+								// if(data.groupNumber == "013"){
+								// 	console.log(trainlisttest.list[code].nextcode);
+								// 	console.log(trainlisttest.list[code].stopstation);
+								// 	console.log(data.targetStation);
+								// 	console.log(data.body[i]);
+								// 	console.log(trainlisttest.list[code]);
+								// }
+								if(trainlisttest.list[code].targetLink != trainlisttest.list[code].nowlink){
+									let nextcode;
+									if(data.directionType == '02'){
+
+										trainlisttest.list[code].status = '02';
+											// console.log(rails.linkrail[trainlisttest.list[code].nowcode]);
+
+										if(rails.linkrail[trainlisttest.list[code].nowcode]){
+											nextcode = rails.linkrail[trainlisttest.list[code].nowcode].rconnect;
 										}
 
-
-
-										// console.log(rails.linkrail[data.body[i].linkCode]);
-										// console.log(data.body[i].linkCode)
-										// console.log(nextcode);
-
-
-										trainlisttest.list[code].len = rails.linkrail[data.body[i].linkCode].lengthfact;
-									}
-
-
-						      if(data.body[i].directionType == '02'){
-										let nextcode = rails.linkrail[data.body[i].linkCode].rconnect;
-										if(nextcode){
-											trainlisttest.list[code].nextcurve = rails.linkrail[nextcode].lineright;
-										}
-
-						      }else if(data.body[i].directionType == '03'){
-										let nextcode = rails.linkrail[data.body[i].linkCode].lconnect;
 										if(nextcode){
 											trainlisttest.list[code].nextcurve = rails.linkrail[nextcode].lineleft;
-										}
+											trainlisttest.list[code].nextlen = rails.linkrail[nextcode].lengthfact;
+										}else{
 
-						      }
+											trainlisttest.list[code].nextlen = 0;
+										}
+									}else if(data.directionType == '03'){
+
+										trainlisttest.list[code].status = '03';
+										if(rails.linkrail[trainlisttest.list[code].nowcode]){
+											nextcode = rails.linkrail[trainlisttest.list[code].nowcode].lconnect;
+										}
+										if(nextcode){
+											trainlisttest.list[code].nextcurve = rails.linkrail[nextcode].lineright;
+											trainlisttest.list[code].nextlen = rails.linkrail[nextcode].lengthfact;
+										}else{
+
+											trainlisttest.list[code].nextlen = 0;
+										}
+									}
+									trainlisttest.list[code].nextcode = nextcode;
+
+								}
+
+								if(trainlisttest.list[code].curve == null){
+									trainlisttest.list[code].len = trainlisttest.list[code].nextlen;
+	                trainlisttest.list[code].nowcode = trainlisttest.list[code].nextcode;
+	                trainlisttest.list[code].curve = trainlisttest.list[code].nextcurve;
+	                trainlisttest.list[code].nextcurve = null;
+	                trainlisttest.list[code].nextlen = null;
+	                trainlisttest.list[code].nextcode = null;
 								}
 							}
+
+							if(trainlisttest.list[code].stopstation != data.targetStation){
+
+								if(data.directionType == '02'){
+									if(data.targetStation){
+										trainlisttest.list[code].pc = data.targetLinkPercent/rails.stops[data.targetStation].direct2.percent;
+										trainlisttest.list[code].targetpercent = rails.stops[data.targetStation].direct2.percent;
+										trainlisttest.list[code].linkOffsetPercent = data.linkOffsetPercent;
+										trainlisttest.list[code].targetLink = data.targetLink;
+									}
+
+
+									trainlisttest.list[code].status = '02';
+								}else if(data.directionType == '03'){
+									if(data.targetStation){
+										trainlisttest.list[code].pc = data.targetLinkPercent/rails.stops[data.targetStation].direct1.percent;
+										trainlisttest.list[code].targetpercent = rails.stops[data.targetStation].direct1.percent;
+										trainlisttest.list[code].linkOffsetPercent = data.linkOffsetPercent;
+										trainlisttest.list[code].targetLink = data.targetLink;
+									}
+
+									trainlisttest.list[code].status = '03';
+
+								}
+								trainlisttest.list[code].statsstop = 0;
+								trainlisttest.list[code].stopstation = data.targetStation;
+
+							}
+
+
 						}
 					}
-				}
-			}
-		}
-
-		if (data.type == 'Simulation_DeviceStatus') {
-			// console.log(data.body);
-			for (let i= 0,leni = data.body.length; i<leni; i++) {
-				// 0xFFFFFF
-				// 0xCD0000  红
-				// 0xEEEE00  黄
-				// 0x32CD32  绿
-
-				if (data.body[i]._type == 'Signal' && signallist) {
-					if (signallist) {
-						// console.log(data.body[i]);
-						signalupdate(data.body[i]);
+					// console.log(data.body[i]);
+					if(trainlisttest.list[code].speed != data.speed){
+						trainlisttest.list[code].speed = data.speed;
+						trainlisttest.list[code].speeds = parseFloat(data.speed*10/36/20/trainlisttest.list[code].len);
 					}
 				}
-
-				if (data.body[i]._type == 'StationStand' && actions) {
-					if (actions) {
-						standupdate(data.body[i]);
-					}
-				}
-
-				if (data.body[i]._type == 'Switch' && sectionlist) {
-					if (sectionlist) {
-						switchupdate(data.body[i]);
-					}
-				}
-
-			}
-		}
+		// }
 	}
-
 	function standupdate(data) {
 		code = data.code;
 		if ( actions[code]) {
@@ -493,7 +575,34 @@ export function Jlmap3dSubscribe(jlmap3d,routegroup) {
 		}
 
 	}
+	function devicestatus(data){
+		for (let i= 0,leni = data.body.length; i<leni; i++) {
+			// 0xFFFFFF
+			// 0xCD0000  红
+			// 0xEEEE00  黄
+			// 0x32CD32  绿
 
+			if (data._type == 'Signal' && signallist) {
+				if (signallist) {
+					// console.log(data.body[i]);
+					signalupdate(data.body[i]);
+				}
+			}
+
+			if (data._type == 'StationStand' && actions) {
+				if (actions) {
+					standupdate(data.body[i]);
+				}
+			}
+
+			if (data._type == 'Switch' && sectionlist) {
+				if (sectionlist) {
+					switchupdate(data.body[i]);
+				}
+			}
+
+		}
+	}
 	function signalupdate(data) {
 		code = data.code;
 		// console.log(data);
@@ -651,5 +760,18 @@ export function Jlmap3dSubscribe(jlmap3d,routegroup) {
 			}
 		}
 	}
+	function simulationreset(data){
+		for(let i=0;i<trainlisttest.group.children.length;i++){
+			trainlisttest.group.children[i].dispose = true;
+			trainlisttest.group.children[i].stopstation = null;
+			trainlisttest.group.children[i].pc = null;
+			trainlisttest.group.children[i].targetpercent = null;
+			trainlisttest.group.children[i].progress = null;
+			trainlisttest.group.children[i].linkOffsetPercent = null;
+			trainlisttest.group.children[i].targetLink = null;
+			trainlisttest.group.remove(trainlisttest.group.children[i]);
+			i--;
+		}
 
+	}
 }
diff --git a/src/jlmap3d/jl3dsimulation/connect/TrainingConnectTest.js b/src/jlmap3d/jl3dsimulation/connect/TrainingConnectTest.js
index ddc70d67c..049c23a3e 100644
--- a/src/jlmap3d/jl3dsimulation/connect/TrainingConnectTest.js
+++ b/src/jlmap3d/jl3dsimulation/connect/TrainingConnectTest.js
@@ -6,439 +6,440 @@ import router from '@/router';
 // 定于仿真socket接口
 export function Jlmap3dSubscribe(worker,routegroup) {
 
-    const scope = this;
-    this.map = null;
-
-    const webworker = worker;
-    var trainlisttest = null;
-    var sectionlist = null;
-    var signallist = null;
-    var stationstandlist = null;
-    var sectionlist = null;
-    var materials = null;
-    var actions = null;
-    var scenes = null;
-
-    var code = null;
-
-    this.teststomp = new StompClient();
-    this.topic = displayTopic;
-    const header = { group: router.currentRoute.query.group, 'X-Token': getToken() };
-
-    this.updatamap = function (mapdata, materiallist, nowaction, scene) {
-        // console.log(mapdata);
-        scope.map = mapdata;
-        trainlisttest = this.map.trainlisttest;
-        sectionlist = this.map.sectionlist;
-        signallist = this.map.signallist;
-        stationstandlist = this.map.stationstandlist;
-        sectionlist = this.map.sectionlist;
-        materials = materiallist;
-        scenes = scene;
-        actions = nowaction;
-    };
-
-    this.socketon = function (topic) {
-        try {
-            // console.log("teststomp");
-            scope.teststomp.subscribe(topic, callback, header);
-        } catch (error) {
-            console.error('websocket订阅失败');
-        }
-
-    };
-
-    this.socketoff = function (topic) {
-        scope.teststomp.unsubscribe(topic);
-    };
-
-    // 仿真socket接口回调函数
-    function callback(Response) {
-        // 对象化数据
-        const data = JSON.parse(Response.body);
-        // 遍历后台数据
-
-        // 判断消息类型
-        // if(data.type == "Simulation_TrainPosition"){
-        //
-        //
-        // }
-        if (data.type == 'Simulation_DeviceStatus') {
-
-            if (data.body.length < 200) {
-
-                for (let i = data.body.length - 1; i >= 0; i--) {
-
-                    if (data.body[i]._type == 'Train') {
-
-                        // console.log(data.body[i]);
-                        // 遍历列车对象组
-                        // console.log(data.body[i]);
-                        if (trainlisttest) {
-                            code = data.body[i].code;
-                            // 剔除不显示的车
-                            // 找到对应列车
-
-                            if (trainlisttest.list[code]) {
-                                // 车门开关验证
-                                // if(data.body[i].directionType == "02"){
-                                if (trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == '01') {
-                                    // console.log("close");
-                                    trainlisttest.list[code].doorStatus = '01';
-                                    for (let an = actions[code].top.length - 1; an >= 0; an--) {
-                                        actions[code].top[an].reset();
-                                        actions[code].top[an].time = actions[code].top[an]._clip.duration;
-                                        actions[code].top[an].timeScale = -1;
-                                        actions[code].top[an].play();
-                                    }
-                                } else if (trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == '02') {
-                                    // console.log("open");
-                                    trainlisttest.list[code].doorStatus = '02';
-                                    for (let an = actions[code].top.length - 1; an >= 0; an--) {
-                                        actions[code].top[an].reset();
-                                        actions[code].top[an].time = 0;
-                                        actions[code].top[an].timeScale = 1;
-                                        actions[code].top[an].play();
-                                    }
-                                }
-                                // }else{
-                                //   if(trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == "01"){
-                                //     //console.log("close");
-                                //     trainlisttest.list[code].doorStatus = "01";
-                                //     for(let an=actions[code].down.length-1;an>=0;an--){
-                                //       actions[code].down[an].reset();
-                                //       actions[code].down[an].time = actions[code].top[an]._clip.duration;
-                                //       actions[code].down[an].timeScale = -1;
-                                //       actions[code].down[an].play();
-                                //     }
-                                //   }else if(trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == "02"){
-                                //     //console.log("open");
-                                //     trainlisttest.list[code].doorStatus = "02";
-                                //     for(let an=actions[code].down.length-1;an>=0;an--){
-                                //       actions[code].down[an].reset();
-                                //       actions[code].down[an].time = 0;
-                                //       actions[code].down[an].timeScale = 1;
-                                //       actions[code].down[an].play();
-                                //     }
-                                //   }
-                                // }
-                                // 遍历获取所在轨道
-                                if (trainlisttest.list[code].dispose != data.body[i].dispose && data.body[i].dispose == false) {
-                                    trainlisttest.group.add(trainlisttest.list[code]);
-
-                                    if (sectionlist.sections.datalist[data.body[i].sectionCode].code) {
-
-                                        trainlisttest.list[code].position.y = 0;
-                                        trainlisttest.list[code].progress = 0;
-                                        trainlisttest.list[code].oldoffset = data.body[i].sectionOffsetPercent;
-                                        trainlisttest.list[code].dispose = false;
-
-                                        if (data.body[i].directionType == '02') {
-                                            trainlisttest.list[code].status = '02';
-                                            trainlisttest.list[code].rotation.y = 0;
-                                        } else if (data.body[i].directionType == '03') {
-                                            trainlisttest.list[code].status = '03';
-                                            trainlisttest.list[code].rotation.y = Math.PI;
-                                        }
-
-                                    }
-
-                                } else if (trainlisttest.list[code].dispose != data.body[i].dispose && data.body[i].dispose == true) {
-                                    trainlisttest.group.remove(trainlisttest.list[code]);
-                                    trainlisttest.list[code].progress = null;
-                                    trainlisttest.list[code].dispose = true;
-
-                                } else if (trainlisttest.list[code].dispose == data.body[i].dispose && data.body[i].dispose == false) {
-
-                                    if (sectionlist.sections.datalist[data.body[i].sectionCode].code) {
-                                        if (trainlisttest.list[code].nowcode != data.body[i].sectionCode || trainlisttest.list[code].nextcode != data.body[i].nextSectionCode) {
-                                            trainlisttest.list[code].nowcode = data.body[i].sectionCode;
-                                            trainlisttest.list[code].nextcode = data.body[i].nextSectionCode;
-                                            const vexlist = [];
-                                            const endrotation = null;
-                                            if (data.body[i].directionType == '02') { // 向右
-                                                if (trainlisttest.list[code].status != data.body[i].directionType) {
-                                                    console.log(trainlisttest.list[code].position);
-                                                    console.log(trainlisttest.list[code].children[5].matrixWorld);
-                                                    trainlisttest.list[code].position.x = trainlisttest.list[code].children[5].matrixWorld.elements[12];
-                                                    trainlisttest.list[code].children[0].position.z = trainlisttest.list[code].children[0].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[1].position.z = trainlisttest.list[code].children[1].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[2].position.z = trainlisttest.list[code].children[2].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[3].position.z = trainlisttest.list[code].children[3].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[4].position.z = trainlisttest.list[code].children[4].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[5].position.z = trainlisttest.list[code].children[5].matrixWorld.elements[14];
-
-                                                    if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[0].x > sectionlist.sections.datalist[data.body[i].sectionCode].rail[1].x) {
-                                                        vexlist.push(new THREE.Vector3(trainlisttest.list[code].position.x, 0, trainlisttest.list[code].children[0].matrixWorld.elements[14]));
-                                                        for (let m = sectionlist.sections.datalist[data.body[i].sectionCode].rail.length - 1; m >= 0; m--) {
-                                                            if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[m].x > trainlisttest.list[code].position.x) {
-                                                                vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
-                                                            }
-
-                                                        }
-                                                    } else {
-                                                        vexlist.push(new THREE.Vector3(trainlisttest.list[code].position.x, 0, trainlisttest.list[code].children[0].matrixWorld.elements[14]));
-                                                        for (let m = 0; m < sectionlist.sections.datalist[data.body[i].sectionCode].rail.length; m++) {
-                                                            if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[m].x > trainlisttest.list[code].position.x) {
-                                                                vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
-                                                            }
-                                                        }
-                                                    }
-                                                } else {
-                                                    if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[0].x > sectionlist.sections.datalist[data.body[i].sectionCode].rail[1].x) {
-                                                        for (let m = sectionlist.sections.datalist[data.body[i].sectionCode].rail.length - 1; m >= 0; m--) {
-                                                            vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
-                                                        }
-                                                    } else {
-                                                        for (let m = 0; m < sectionlist.sections.datalist[data.body[i].sectionCode].rail.length; m++) {
-                                                            vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
-                                                        }
-                                                    }
-                                                }
-                                                trainlisttest.list[code].status = '02';
-                                                trainlisttest.list[code].rotation.y = 0;
-
-                                            } else if (data.body[i].directionType == '03') { // 向左
-
-                                                if (trainlisttest.list[code].status != data.body[i].directionType) {
-                                                    trainlisttest.list[code].position.x = trainlisttest.list[code].children[5].matrixWorld.elements[12];
-                                                    trainlisttest.list[code].children[0].position.z = trainlisttest.list[code].children[0].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[1].position.z = trainlisttest.list[code].children[1].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[2].position.z = trainlisttest.list[code].children[2].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[3].position.z = trainlisttest.list[code].children[3].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[4].position.z = trainlisttest.list[code].children[4].matrixWorld.elements[14];
-                                                    trainlisttest.list[code].children[5].position.z = trainlisttest.list[code].children[5].matrixWorld.elements[14];
-                                                    //
-                                                    if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[0].x < sectionlist.sections.datalist[data.body[i].sectionCode].rail[1].x) {
-                                                        vexlist.push(new THREE.Vector3(trainlisttest.list[code].position.x, 0, trainlisttest.list[code].children[0].matrixWorld.elements[14]));
-                                                        for (let m = sectionlist.sections.datalist[data.body[i].sectionCode].rail.length - 1; m >= 0; m--) {
-                                                            if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[m].x < trainlisttest.list[code].position.x) {
-                                                                vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
-                                                            }
-                                                        }
-                                                    } else {
-                                                        vexlist.push(new THREE.Vector3(trainlisttest.list[code].position.x, 0, trainlisttest.list[code].children[0].matrixWorld.elements[14]));
-                                                        for (let m = 0; m < sectionlist.sections.datalist[data.body[i].sectionCode].rail.length; m++) {
-                                                            if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[m].x < trainlisttest.list[code].position.x) {
-                                                                vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
-                                                            }
-                                                        }
-                                                    }
-                                                } else {
-                                                    //
-                                                    if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[0].x < sectionlist.sections.datalist[data.body[i].sectionCode].rail[1].x) {
-                                                        for (let m = sectionlist.sections.datalist[data.body[i].sectionCode].rail.length - 1; m >= 0; m--) {
-                                                            vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
-                                                        }
-
-                                                    } else {
-                                                        for (let m = 0; m < sectionlist.sections.datalist[data.body[i].sectionCode].rail.length; m++) {
-                                                            vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
-                                                        }
-                                                    }
-                                                }
-                                                trainlisttest.list[code].status = '03';
-                                                trainlisttest.list[code].rotation.y = Math.PI;
-
-                                            }
-
-                                            trainlisttest.list[code].curve = new THREE.CatmullRomCurve3(vexlist);
-                                            // console.log(trainlisttest.list[code].curve.points);
-                                            // console.log(data.body[i].speed)
-                                            // console.log(sectionlist.sections.datalist[data.body[i].sectionCode].distance);
-                                            trainlisttest.list[code].speeds = data.body[i].speed * 10 / 36 / 11 / sectionlist.sections.datalist[data.body[i].sectionCode].distance;
-
-                                            trainlisttest.list[code].progress = 0;
-                                        }
-                                        // console.log("speed");
-                                        // console.log(data.body[i].speed);
-                                        // console.log(trainlisttest.list[code].speed);
-                                        if (data.body[i].speed != trainlisttest.list[code].speed) {
-                                            trainlisttest.list[code].speed = data.body[i].speed;
-                                            trainlisttest.list[code].speeds = data.body[i].speed * 10 / 36 / 11 / sectionlist.sections.datalist[data.body[i].sectionCode].distance;
-                                            // if(trainlisttest.list[code].speeds > 0.1){
-                                            //   console.log(data.body[i]);
-                                            //   console.log(data.body[i].speed)
-                                            //   console.log(sectionlist.sections.datalist[data.body[i].sectionCode].distance);
-                                            //   console.log(trainlisttest.list[code].speeds);
-                                            // }
-                                        }
-
-                                    }
-
-                                }
-
-                            }
-
-                        }
-                    }
-
-                    // 0xFFFFFF
-                    // 0xCD0000  红
-                    // 0xEEEE00  黄
-                    // 0x32CD32  绿
-                    if (data.body[i]._type == 'Signal') {
-
-                        if (signallist) {
-                            code = data.body[i].code;
-                            if (data.body[i].lightType == '01') {
-                                if (signallist.list[code].mesh.code) {
-                                    signallist.list[code].mesh.status = data.body[i].status;
-
-                                    // 55
-                                    // 33
-                                    // 77
-                                    // 关闭
-                                    if (data.body[i].status == '01') {
-                                        signallist.list[code].mesh.children[0].material.map = materials[3];
-                                        signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
-                                        signallist.list[code].mesh.children[1].material.map = materials[0];
-                                        signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
-                                        signallist.list[code].mesh.children[2].material.map = materials[3];
-                                        signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
-
-                                    }
-                                    // 开放
-                                    if (data.body[i].status == '02') {
-
-                                        if (data.body[i].switchLocateType == '01') {
-                                            signallist.list[code].mesh.children[0].material.map = materials[2];
-                                            signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
-                                            signallist.list[code].mesh.children[1].material.map = materials[3];
-                                            signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
-                                            signallist.list[code].mesh.children[2].material.map = materials[3];
-                                            signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
-
-                                        }
-
-                                        if (data.body[i].switchLocateType == '02') {
-                                            signallist.list[code].mesh.children[0].material.map = materials[3];
-                                            signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
-                                            signallist.list[code].mesh.children[1].material.map = materials[3];
-                                            signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
-                                            signallist.list[code].mesh.children[2].material.map = materials[1];
-                                            signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
-
-                                        }
-
-                                    }
-                                    // 引导
-                                    if (data.body[i].status == '03') {
-                                        signallist.list[code].mesh.children[0].material.map = materials[3];
-                                        signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
-                                        signallist.list[code].mesh.children[1].material.map = materials[0];
-                                        signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
-                                        signallist.list[code].mesh.children[2].material.map = materials[1];
-                                        signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
-
-                                    }
-                                    // 封锁
-                                    if (data.body[i].status == '04') {
-                                        signallist.list[code].mesh.children[0].material.map = materials[3];
-                                        signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
-                                        signallist.list[code].mesh.children[1].material.map = materials[3];
-                                        signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
-                                        signallist.list[code].mesh.children[2].material.map = materials[3];
-                                        signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
-
-                                    }
-                                    // 故障
-                                    if (data.body[i].status == '05') {
-                                        signallist.list[code].mesh.children[0].material.map = materials[3];
-                                        signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
-                                        signallist.list[code].mesh.children[1].material.map = materials[3];
-                                        signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
-                                        signallist.list[code].mesh.children[2].material.map = materials[3];
-                                        signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
-
-                                    }
-
-                                }
-
-                            } else if (data.body[i].lightType == '01') {
-                                if (signallist.list[code].mesh.code) {
-                                    signallist.list[code].mesh.children[0].material.map = materials[3];
-                                    signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
-                                    signallist.list[code].mesh.children[1].material.map = materials[3];
-                                    signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
-                                    signallist.list[code].mesh.children[2].material.map = materials[3];
-                                    signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
-
-                                }
-
-                            }
-
-                        }
-
-                    }
-
-                    if (data.body[i]._type == 'StationStand') {
-                        if (actions) {
-                            code = data.body[i].code;
-                            if (data.body[i].screenDoorOpenStatus == '02' && actions[code].status == '01') {
-                                actions[code].status = '00';
-                            }
-                            if (data.body[i].screenDoorOpenStatus == '02' && actions[code].status == '00') {
-                                actions[code].status = '02';
-                                actions[code].action.reset();
-                                actions[code].action.time = 0;
-                                actions[code].action.timeScale = 1;
-                                actions[code].action.play();
-                            }
-
-                            if (data.body[i].screenDoorOpenStatus == '01' && actions[code].status == '02') {
-                                actions[code].status = '00';
-                            }
-                            if (data.body[i].screenDoorOpenStatus == '01' && actions[code].status == '00') {
-                                actions[code].status = '01';
-                                actions[code].action.reset();
-                                actions[code].action.time = actions[code].action._clip.duration;
-                                actions[code].action.timeScale = -1;
-                                actions[code].action.play();
-                            }
-
-                        }
-
-                    }
-
-                    if (data.body[i]._type == 'Switch') {
-
-                        if (sectionlist) {
-                            code = data.body[i].code;
-                            for (let j = sectionlist.switchs.modellist.length - 1; j >= 0; j--) {
-                                if (sectionlist.switchs.modellist[j].code == code) {
-                                    if (sectionlist.switchs.modellist[j].locateType != data.body[i].locateType) {
-                                        if (data.body[i].locateType == '02') {
-                                            sectionlist.switchs.modellist[j].locateType = data.body[i].locateType;
-                                            actions[sectionlist.switchs.modellist[j].code].reset();
-                                            actions[sectionlist.switchs.modellist[j].code].time = 0;
-                                            actions[sectionlist.switchs.modellist[j].code].timeScale = 1;
-                                            actions[sectionlist.switchs.modellist[j].code].play();
-
-                                        } else if (data.body[i].locateType == '01') {
-                                            sectionlist.switchs.modellist[j].locateType = data.body[i].locateType;
-                                            actions[sectionlist.switchs.modellist[j].code].reset();
-                                            actions[sectionlist.switchs.modellist[j].code].time = actions[sectionlist.switchs.modellist[j].code]._clip.duration;
-                                            actions[sectionlist.switchs.modellist[j].code].timeScale = -1;
-                                            actions[sectionlist.switchs.modellist[j].code].play();
-
-                                        }
-                                    }
-
-                                    // console.log(sectionlist.group[j].name);
-                                    j = 0;
-                                }
-                            }
-                        }
-
-                    }
-                }
-
-            } else if (data.body.length > 200) {
-
-            }
-
-        }
-
-    }
+	const scope = this;
+	this.map = null;
+
+	const webworker = worker;
+	var trainlisttest = null;
+	var sectionlist = null;
+	var signallist = null;
+	var stationstandlist = null;
+	var sectionlist = null;
+	var materials = null;
+	var actions = null;
+	var scenes = null;
+
+	var code = null;
+
+	this.teststomp = new StompClient();
+	this.topic = displayTopic;
+	const header = { group: router.currentRoute.query.group, 'X-Token': getToken() };
+	console.log( router.currentRoute.query.group);
+	this.updatamap = function (mapdata, materiallist, nowaction, scene) {
+		// console.log(mapdata);
+		scope.map = mapdata;
+		trainlisttest = this.map.trainlisttest;
+		sectionlist = this.map.sectionlist;
+		signallist = this.map.signallist;
+		stationstandlist = this.map.stationstandlist;
+		sectionlist = this.map.sectionlist;
+		materials = materiallist;
+		scenes = scene;
+		actions = nowaction;
+	};
+
+	this.socketon = function (topic) {
+		try {
+			// console.log("teststomp");
+			scope.teststomp.subscribe(topic, callback, header);
+		} catch (error) {
+			console.error('websocket订阅失败');
+		}
+
+	};
+
+	this.socketoff = function (topic) {
+		scope.teststomp.unsubscribe(topic);
+	};
+
+	// 仿真socket接口回调函数
+	function callback(Response) {
+		// 对象化数据
+		const data = JSON.parse(Response.body);
+		// 遍历后台数据
+
+		// 判断消息类型
+		// if(data.type == "Simulation_TrainPosition"){
+		//
+		//
+		// }
+		if (data.type == 'Simulation_DeviceStatus') {
+
+			if (data.body.length < 200) {
+
+				for (let i = data.body.length - 1; i >= 0; i--) {
+
+					if (data.body[i]._type == 'Train') {
+
+						// console.log(data.body[i]);
+						// 遍历列车对象组
+						// console.log(data.body[i]);
+						if (trainlisttest) {
+							code = data.body[i].code;
+							// 剔除不显示的车
+							// 找到对应列车
+
+							if (trainlisttest.list[code]) {
+								// 车门开关验证
+								// if(data.body[i].directionType == "02"){
+								if (trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == '01') {
+									// console.log("close");
+									trainlisttest.list[code].doorStatus = '01';
+									for (let an = actions[code].top.length - 1; an >= 0; an--) {
+										actions[code].top[an].reset();
+										actions[code].top[an].time = actions[code].top[an]._clip.duration;
+										actions[code].top[an].timeScale = -1;
+										actions[code].top[an].play();
+									}
+								} else if (trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == '02') {
+									// console.log("open");
+									trainlisttest.list[code].doorStatus = '02';
+									for (let an = actions[code].top.length - 1; an >= 0; an--) {
+										actions[code].top[an].reset();
+										actions[code].top[an].time = 0;
+										actions[code].top[an].timeScale = 1;
+										actions[code].top[an].play();
+									}
+								}
+								// }else{
+								//   if(trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == "01"){
+								//     //console.log("close");
+								//     trainlisttest.list[code].doorStatus = "01";
+								//     for(let an=actions[code].down.length-1;an>=0;an--){
+								//       actions[code].down[an].reset();
+								//       actions[code].down[an].time = actions[code].top[an]._clip.duration;
+								//       actions[code].down[an].timeScale = -1;
+								//       actions[code].down[an].play();
+								//     }
+								//   }else if(trainlisttest.list[code].doorStatus != data.body[i].doorStatus && data.body[i].doorStatus == "02"){
+								//     //console.log("open");
+								//     trainlisttest.list[code].doorStatus = "02";
+								//     for(let an=actions[code].down.length-1;an>=0;an--){
+								//       actions[code].down[an].reset();
+								//       actions[code].down[an].time = 0;
+								//       actions[code].down[an].timeScale = 1;
+								//       actions[code].down[an].play();
+								//     }
+								//   }
+								// }
+								// 遍历获取所在轨道
+								if (trainlisttest.list[code].dispose != data.body[i].dispose && data.body[i].dispose == false) {
+									trainlisttest.group.add(trainlisttest.list[code]);
+
+									if (sectionlist.sections.datalist[data.body[i].sectionCode].code) {
+
+										trainlisttest.list[code].position.y = 0;
+										trainlisttest.list[code].progress = 0;
+										trainlisttest.list[code].oldoffset = data.body[i].sectionOffsetPercent;
+										trainlisttest.list[code].dispose = false;
+
+										if (data.body[i].directionType == '02') {
+											trainlisttest.list[code].status = '02';
+											trainlisttest.list[code].rotation.y = 0;
+										} else if (data.body[i].directionType == '03') {
+											trainlisttest.list[code].status = '03';
+											trainlisttest.list[code].rotation.y = Math.PI;
+										}
+
+									}
+
+								} else if (trainlisttest.list[code].dispose != data.body[i].dispose && data.body[i].dispose == true) {
+									trainlisttest.group.remove(trainlisttest.list[code]);
+									trainlisttest.list[code].progress = null;
+									trainlisttest.list[code].dispose = true;
+
+								} else if (trainlisttest.list[code].dispose == data.body[i].dispose && data.body[i].dispose == false) {
+
+									if (sectionlist.sections.datalist[data.body[i].sectionCode].code) {
+										if (trainlisttest.list[code].nowcode != data.body[i].sectionCode || trainlisttest.list[code].nextcode != data.body[i].nextSectionCode) {
+											trainlisttest.list[code].nowcode = data.body[i].sectionCode;
+											trainlisttest.list[code].nextcode = data.body[i].nextSectionCode;
+											const vexlist = [];
+											const endrotation = null;
+											if (data.body[i].directionType == '02') { // 向右
+												if (trainlisttest.list[code].status != data.body[i].directionType) {
+													console.log(trainlisttest.list[code].position);
+													console.log(trainlisttest.list[code].children[5].matrixWorld);
+													trainlisttest.list[code].position.x = trainlisttest.list[code].children[5].matrixWorld.elements[12];
+													trainlisttest.list[code].children[0].position.z = trainlisttest.list[code].children[0].matrixWorld.elements[14];
+													trainlisttest.list[code].children[1].position.z = trainlisttest.list[code].children[1].matrixWorld.elements[14];
+													trainlisttest.list[code].children[2].position.z = trainlisttest.list[code].children[2].matrixWorld.elements[14];
+													trainlisttest.list[code].children[3].position.z = trainlisttest.list[code].children[3].matrixWorld.elements[14];
+													trainlisttest.list[code].children[4].position.z = trainlisttest.list[code].children[4].matrixWorld.elements[14];
+													trainlisttest.list[code].children[5].position.z = trainlisttest.list[code].children[5].matrixWorld.elements[14];
+
+													if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[0].x > sectionlist.sections.datalist[data.body[i].sectionCode].rail[1].x) {
+														vexlist.push(new THREE.Vector3(trainlisttest.list[code].position.x, 0, trainlisttest.list[code].children[0].matrixWorld.elements[14]));
+														for (let m = sectionlist.sections.datalist[data.body[i].sectionCode].rail.length - 1; m >= 0; m--) {
+															if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[m].x > trainlisttest.list[code].position.x) {
+																vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
+															}
+
+														}
+													} else {
+														vexlist.push(new THREE.Vector3(trainlisttest.list[code].position.x, 0, trainlisttest.list[code].children[0].matrixWorld.elements[14]));
+														for (let m = 0; m < sectionlist.sections.datalist[data.body[i].sectionCode].rail.length; m++) {
+															if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[m].x > trainlisttest.list[code].position.x) {
+																vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
+															}
+														}
+													}
+												} else {
+													if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[0].x > sectionlist.sections.datalist[data.body[i].sectionCode].rail[1].x) {
+														for (let m = sectionlist.sections.datalist[data.body[i].sectionCode].rail.length - 1; m >= 0; m--) {
+															vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
+														}
+													} else {
+														for (let m = 0; m < sectionlist.sections.datalist[data.body[i].sectionCode].rail.length; m++) {
+															vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
+														}
+													}
+												}
+												trainlisttest.list[code].status = '02';
+												trainlisttest.list[code].rotation.y = 0;
+
+											} else if (data.body[i].directionType == '03') { // 向左
+
+												if (trainlisttest.list[code].status != data.body[i].directionType) {
+													trainlisttest.list[code].position.x = trainlisttest.list[code].children[5].matrixWorld.elements[12];
+													trainlisttest.list[code].children[0].position.z = trainlisttest.list[code].children[0].matrixWorld.elements[14];
+													trainlisttest.list[code].children[1].position.z = trainlisttest.list[code].children[1].matrixWorld.elements[14];
+													trainlisttest.list[code].children[2].position.z = trainlisttest.list[code].children[2].matrixWorld.elements[14];
+													trainlisttest.list[code].children[3].position.z = trainlisttest.list[code].children[3].matrixWorld.elements[14];
+													trainlisttest.list[code].children[4].position.z = trainlisttest.list[code].children[4].matrixWorld.elements[14];
+													trainlisttest.list[code].children[5].position.z = trainlisttest.list[code].children[5].matrixWorld.elements[14];
+													//
+													if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[0].x < sectionlist.sections.datalist[data.body[i].sectionCode].rail[1].x) {
+														vexlist.push(new THREE.Vector3(trainlisttest.list[code].position.x, 0, trainlisttest.list[code].children[0].matrixWorld.elements[14]));
+														for (let m = sectionlist.sections.datalist[data.body[i].sectionCode].rail.length - 1; m >= 0; m--) {
+															if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[m].x < trainlisttest.list[code].position.x) {
+																vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
+															}
+														}
+													} else {
+														vexlist.push(new THREE.Vector3(trainlisttest.list[code].position.x, 0, trainlisttest.list[code].children[0].matrixWorld.elements[14]));
+														for (let m = 0; m < sectionlist.sections.datalist[data.body[i].sectionCode].rail.length; m++) {
+															if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[m].x < trainlisttest.list[code].position.x) {
+																vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
+															}
+														}
+													}
+												} else {
+													//
+													if (sectionlist.sections.datalist[data.body[i].sectionCode].rail[0].x < sectionlist.sections.datalist[data.body[i].sectionCode].rail[1].x) {
+														for (let m = sectionlist.sections.datalist[data.body[i].sectionCode].rail.length - 1; m >= 0; m--) {
+															vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
+														}
+
+													} else {
+														for (let m = 0; m < sectionlist.sections.datalist[data.body[i].sectionCode].rail.length; m++) {
+															vexlist.push(sectionlist.sections.datalist[data.body[i].sectionCode].rail[m]);
+														}
+													}
+												}
+												trainlisttest.list[code].status = '03';
+												trainlisttest.list[code].rotation.y = Math.PI;
+
+											}
+
+											trainlisttest.list[code].curve = new THREE.CatmullRomCurve3(vexlist);
+											// console.log(trainlisttest.list[code].curve.points);
+											// console.log(data.body[i].speed)
+											// console.log(sectionlist.sections.datalist[data.body[i].sectionCode].distance);
+											trainlisttest.list[code].speeds = data.body[i].speed * 10 / 36 / 11 / sectionlist.sections.datalist[data.body[i].sectionCode].distance;
+
+											trainlisttest.list[code].progress = 0;
+										}
+										// console.log("speed");
+										// console.log(data.body[i].speed);
+										// console.log(trainlisttest.list[code].speed);
+										if (data.body[i].speed != trainlisttest.list[code].speed) {
+											trainlisttest.list[code].speed = data.body[i].speed;
+											trainlisttest.list[code].speeds = data.body[i].speed * 10 / 36 / 11 / sectionlist.sections.datalist[data.body[i].sectionCode].distance;
+											// if(trainlisttest.list[code].speeds > 0.1){
+											//   console.log(data.body[i]);
+											//   console.log(data.body[i].speed)
+											//   console.log(sectionlist.sections.datalist[data.body[i].sectionCode].distance);
+											//   console.log(trainlisttest.list[code].speeds);
+											// }
+										}
+
+									}
+
+								}
+
+							}
+
+						}
+					}
+
+					// 0xFFFFFF
+					// 0xCD0000  红
+					// 0xEEEE00  黄
+					// 0x32CD32  绿
+					if (data.body[i]._type == 'Signal') {
+
+						if (signallist) {
+							code = data.body[i].code;
+							if (data.body[i].lightType == '01') {
+								if (signallist.list[code].mesh.code) {
+									signallist.list[code].mesh.status = data.body[i].status;
+
+									// 55
+									// 33
+									// 77
+									// 关闭
+									if (data.body[i].status == '01') {
+										signallist.list[code].mesh.children[0].material.map = materials[3];
+										signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
+										signallist.list[code].mesh.children[1].material.map = materials[0];
+										signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
+										signallist.list[code].mesh.children[2].material.map = materials[3];
+										signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
+
+									}
+									// 开放
+									if (data.body[i].status == '02') {
+
+										if (data.body[i].switchLocateType == '01') {
+											signallist.list[code].mesh.children[0].material.map = materials[2];
+											signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
+											signallist.list[code].mesh.children[1].material.map = materials[3];
+											signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
+											signallist.list[code].mesh.children[2].material.map = materials[3];
+											signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
+
+										}
+
+										if (data.body[i].switchLocateType == '02') {
+											signallist.list[code].mesh.children[0].material.map = materials[3];
+											signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
+											signallist.list[code].mesh.children[1].material.map = materials[3];
+											signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
+											signallist.list[code].mesh.children[2].material.map = materials[1];
+											signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
+
+										}
+
+									}
+									// 引导
+									if (data.body[i].status == '03') {
+										signallist.list[code].mesh.children[0].material.map = materials[3];
+										signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
+										signallist.list[code].mesh.children[1].material.map = materials[0];
+										signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
+										signallist.list[code].mesh.children[2].material.map = materials[1];
+										signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
+
+									}
+									// 封锁
+									if (data.body[i].status == '04') {
+										signallist.list[code].mesh.children[0].material.map = materials[3];
+										signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
+										signallist.list[code].mesh.children[1].material.map = materials[3];
+										signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
+										signallist.list[code].mesh.children[2].material.map = materials[3];
+										signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
+
+									}
+									// 故障
+									if (data.body[i].status == '05') {
+										signallist.list[code].mesh.children[0].material.map = materials[3];
+										signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
+										signallist.list[code].mesh.children[1].material.map = materials[3];
+										signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
+										signallist.list[code].mesh.children[2].material.map = materials[3];
+										signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
+
+									}
+
+								}
+
+							} else if (data.body[i].lightType == '01') {
+								if (signallist.list[code].mesh.code) {
+									signallist.list[code].mesh.children[0].material.map = materials[3];
+									signallist.list[code].mesh.children[0].material.map.needsUpdate = true;
+									signallist.list[code].mesh.children[1].material.map = materials[3];
+									signallist.list[code].mesh.children[1].material.map.needsUpdate = true;
+									signallist.list[code].mesh.children[2].material.map = materials[3];
+									signallist.list[code].mesh.children[2].material.map.needsUpdate = true;
+
+								}
+
+							}
+
+						}
+
+					}
+
+					if (data.body[i]._type == 'StationStand') {
+						if (actions) {
+							code = data.body[i].code;
+							if (data.body[i].screenDoorOpenStatus == '02' && actions[code].status == '01') {
+								actions[code].status = '00';
+							}
+							if (data.body[i].screenDoorOpenStatus == '02' && actions[code].status == '00') {
+								actions[code].status = '02';
+								actions[code].action.reset();
+								actions[code].action.time = 0;
+								actions[code].action.timeScale = 1;
+								actions[code].action.play();
+							}
+
+							if (data.body[i].screenDoorOpenStatus == '01' && actions[code].status == '02') {
+								actions[code].status = '00';
+							}
+							if (data.body[i].screenDoorOpenStatus == '01' && actions[code].status == '00') {
+								actions[code].status = '01';
+								actions[code].action.reset();
+								actions[code].action.time = actions[code].action._clip.duration;
+								actions[code].action.timeScale = -1;
+								actions[code].action.play();
+							}
+
+						}
+
+					}
+
+					if (data.body[i]._type == 'Switch') {
+
+						if (sectionlist) {
+							code = data.body[i].code;
+							for (let j = sectionlist.switchs.modellist.length - 1; j >= 0; j--) {
+								if (sectionlist.switchs.modellist[j].code == code) {
+									if (sectionlist.switchs.modellist[j].locateType != data.body[i].locateType) {
+										if (data.body[i].locateType == '02') {
+											sectionlist.switchs.modellist[j].locateType = data.body[i].locateType;
+											actions[sectionlist.switchs.modellist[j].code].reset();
+											actions[sectionlist.switchs.modellist[j].code].time = 0;
+											actions[sectionlist.switchs.modellist[j].code].timeScale = 1;
+											actions[sectionlist.switchs.modellist[j].code].play();
+
+										} else if (data.body[i].locateType == '01') {
+											sectionlist.switchs.modellist[j].locateType = data.body[i].locateType;
+											actions[sectionlist.switchs.modellist[j].code].reset();
+											actions[sectionlist.switchs.modellist[j].code].time = actions[sectionlist.switchs.modellist[j].code]._clip.duration;
+											actions[sectionlist.switchs.modellist[j].code].timeScale = -1;
+											actions[sectionlist.switchs.modellist[j].code].play();
+
+										}
+									}
+
+									// console.log(sectionlist.group[j].name);
+									j = 0;
+								}
+							}
+						}
+
+					}
+				}
+
+			} else if (data.body.length > 200) {
+
+			}
+
+		}
+
+	}
+
 }
diff --git a/src/jlmap3d/jl3dsimulation/connect/UpdateTrainTest.js b/src/jlmap3d/jl3dsimulation/connect/UpdateTrainTest.js
new file mode 100644
index 000000000..728a5b18a
--- /dev/null
+++ b/src/jlmap3d/jl3dsimulation/connect/UpdateTrainTest.js
@@ -0,0 +1,201 @@
+
+export function UpdateTrain(camera,traindata){
+  if(traindata != undefined ){
+    for(let j=traindata.group.children.length-1;j>=0;j--){
+      //判断是否有移动事件
+      if(traindata.group.children[j].dispose == false){
+
+        if(traindata.group.children[j].progress != null){
+
+          let trainmodel = traindata.group.children[j];
+
+          if(trainmodel.speeds > 0 && trainmodel.speeds){
+
+            let speed = null;
+            if(traindata.group.children[j].progress >=0&&traindata.group.children[j].progress<=1){
+              // console.log(trainmodel.rname);
+              // console.log(trainmodel.speeds);
+              // console.log(trainmodel.progress);
+              let movecurve = trainmodel.curve;
+              if(trainmodel.status == "03" && movecurve.points.length>1){
+                let point = movecurve.getPointAt(traindata.group.children[j].progress);
+                trainmodel.position.x = point.x;
+                trainmodel.position.y = 0;
+                if(Math.abs( point.z -trainmodel.children[0].matrixWorld.elements[14]) >0.02){
+                  trainmodel.children[0].up = new THREE.Vector3(-1,0,0);
+                  let tangent = movecurve.getTangentAt(traindata.group.children[j].progress).normalize();
+                  trainmodel.children[0].axis.crossVectors(trainmodel.children[0].up, tangent).normalize();
+                  let radians = Math.acos(trainmodel.children[0].up.dot(tangent));
+
+                  trainmodel.children[0].quaternion.setFromAxisAngle(trainmodel.children[0].axis, radians);
+                  trainmodel.children[0].rotation.x = -Math.PI/2;
+                  trainmodel.children[0].rotation.z = trainmodel.children[0].rotation.y;
+                  trainmodel.children[0].rotation.y = 0;
+
+                  // console.log(trainmodel.children[0].rotation.x);
+                  // console.log(trainmodel.children[0].rotation.y);
+                  // console.log(trainmodel.children[0].rotation.z);
+                  let rotas = {
+                    posr:point,
+                    rota:trainmodel.children[0].rotation.z
+                  }
+                  trainmodel.children[1].rotalist.push(rotas);
+
+                  let offsetz = parseFloat(trainmodel.children[0].matrixWorld.elements[14]) - parseFloat(point.z);
+                  trainmodel.children[0].position.z += offsetz;
+                  //trainmodel.position.z = point.z;
+                }
+
+
+
+                if(trainmodel.children[1].rotalist.length > 0 || trainmodel.children[2].rotalist.length > 0 || trainmodel.children[3].rotalist.length > 0 || trainmodel.children[4].rotalist.length > 0|| trainmodel.children[5].rotalist.length > 0){
+                  for(let rs = 1;rs<6;rs++){
+                    //console.log(rs);
+                    if(trainmodel.children[rs].rotalist[0]){
+                      let offsetz = parseFloat(trainmodel.children[rs].matrixWorld.elements[14]) - parseFloat(trainmodel.children[rs].rotalist[0].posr.z);
+
+                      trainmodel.children[rs].position.z += offsetz;
+
+                      for(let xh=0;xh<trainmodel.children[rs].rotalist.length;xh++){
+                        if((trainmodel.children[rs].matrixWorld.elements[12]-8)<=trainmodel.children[rs].rotalist[0].posr.x){
+
+                          if(rs != 5){
+                            let asd = trainmodel.children[rs].rotalist[0];
+                            trainmodel.children[rs+1].rotalist.push(asd);
+
+                          }
+
+                          trainmodel.children[rs].rotation.z = trainmodel.children[rs].rotalist[0].rota;
+                          trainmodel.children[rs].rotalist.splice(0,1)
+                          xh--;
+                        }else{
+                          xh = trainmodel.children[rs].rotalist.length;
+                        }
+                      }
+                      //console.log(trainmodel.children[rs].rotalist.length);
+                    }
+                  }
+                }
+                if(trainmodel.statsstop == 0){
+                  if((1-trainmodel.progress) > trainmodel.targetpercent){
+                    // if(trainmodel.rname == "001"){
+                    //   console.log(trainmodel.targetLink);
+                    //   console.log(trainmodel.nowcode);
+                    //   console.log(1-trainmodel.progress);
+                    //   console.log(trainmodel.targetpercent);
+                    //   console.log("===============");
+                    // }
+                    trainmodel.progress += trainmodel.speeds;
+                  }else{
+                    trainmodel.statsstop = 1;
+                  }
+                }
+
+              }
+
+              if(trainmodel.status == "02" && movecurve.points.length>1){
+                  let point = movecurve.getPointAt(trainmodel.progress);
+                  trainmodel.position.x = point.x;
+                  trainmodel.position.y = 0;
+                  if(Math.abs( point.z -trainmodel.children[0].matrixWorld.elements[14]) >0.02){
+                    trainmodel.children[0].up = new THREE.Vector3(1,0,0);
+                    let tangent = movecurve.getTangentAt(traindata.group.children[j].progress).normalize();
+                    trainmodel.children[0].axis.crossVectors(trainmodel.children[0].up, tangent).normalize();
+                    let radians = Math.acos(trainmodel.children[0].up.dot(tangent));
+                    trainmodel.children[0].quaternion.setFromAxisAngle(trainmodel.children[0].axis, radians);
+                    trainmodel.children[0].rotation.x = -Math.PI/2;
+                    trainmodel.children[0].rotation.z = trainmodel.children[0].rotation.y;
+                    trainmodel.children[0].rotation.y = 0;
+                    let rotas = {
+                      posr:point,
+                      rota:trainmodel.children[0].rotation.z
+                    }
+                    trainmodel.children[1].rotalist.push(rotas);
+                    let offsetz = parseFloat(point.z) - parseFloat(trainmodel.children[0].matrixWorld.elements[14]);
+                    trainmodel.children[0].position.z += offsetz;
+                    //trainmodel.position.z = point.z;
+                  }
+
+
+                  if(trainmodel.children[1].rotalist.length > 0 || trainmodel.children[2].rotalist.length > 0 || trainmodel.children[3].rotalist.length > 0 || trainmodel.children[4].rotalist.length > 0|| trainmodel.children[5].rotalist.length > 0){
+
+                    for(let rs = 1;rs<6;rs++){
+                        //console.log(rs);
+                        if(trainmodel.children[rs].rotalist[0]){
+
+                          let offsetz = parseFloat(trainmodel.children[rs].rotalist[0].posr.z) - parseFloat(trainmodel.children[rs].matrixWorld.elements[14]);
+                          trainmodel.children[rs].position.z += offsetz;
+
+                          for(let xh=0;xh<trainmodel.children[rs].rotalist.length;xh++){
+                            if((trainmodel.children[rs].matrixWorld.elements[12]+8)>=trainmodel.children[rs].rotalist[0].posr.x){
+
+                              if(rs != 5){
+                                let asd = trainmodel.children[rs].rotalist[0];
+                                trainmodel.children[rs+1].rotalist.push(asd);
+
+                              }
+                              //let offsetx = trainmodel.children[1].matrixWorld.elements[12]-trainmodel.children[0].children[3].matrixWorld.elements[12];
+
+                              trainmodel.children[rs].rotation.z = trainmodel.children[rs].rotalist[0].rota;
+                              trainmodel.children[rs].rotalist.splice(0,1)
+                              xh--;
+                            }else{
+                              xh = trainmodel.children[rs].rotalist.length;
+                            }
+                          }
+                          //console.log(trainmodel.children[rs].rotalist.length);
+
+                        }
+
+
+                    }
+                    // console.log(trainmodel.rotalist);
+                  }
+
+                  if(trainmodel.statsstop == 0){
+                    if(trainmodel.progress < trainmodel.targetpercent){
+                      trainmodel.progress += trainmodel.speeds;
+                    }else{
+                      trainmodel.statsstop = 1;
+                    }
+                  }
+                }
+
+
+            }else{
+              if(trainmodel.nextcurve){
+                // if(trainmodel.status == '02'){
+                // }else if(trainmodel.status == '03'){
+                // }
+                trainmodel.progress = 0;
+                trainmodel.len = trainmodel.nextlen;
+                if(trainmodel.nextcode){
+                  trainmodel.nowcode = trainmodel.nextcode;
+                }
+
+                trainmodel.speeds = parseFloat(trainmodel.speed*10/36/25/trainmodel.len);
+                trainmodel.curve = trainmodel.nextcurve;
+                trainmodel.nextcurve = null;
+                trainmodel.nextlen = null;
+                trainmodel.nextcode = null;
+              }
+              // console.log(trainmodel.name);
+              // console.log(trainmodel.progress);
+              // console.log(trainmodel.nextcurve);
+              // if(trainmodel.status == "02"){
+              //   trainmodel.progress = 0;
+              // }else if(trainmodel.status == "03"){
+              //   trainmodel.progress = 1;
+              // }
+              // trainmodel.curve = trainmodel.nextcurve;
+            }
+
+          }
+        }
+      }
+
+    }
+
+  }
+
+}
diff --git a/src/jlmap3d/jl3dsimulation/jlmap3d.js b/src/jlmap3d/jl3dsimulation/jlmap3d.js
index e1048d201..55d0f72a5 100644
--- a/src/jlmap3d/jl3dsimulation/jlmap3d.js
+++ b/src/jlmap3d/jl3dsimulation/jlmap3d.js
@@ -19,7 +19,7 @@ import { SetLights } from '@/jlmap3d/config/SetLights';
 
 //controls
 import { OrbitControls } from '@/jlmap3d/main/control/OrbitControls';
-import { DragControls } from '@/jlmap3d/main/control/DragControls';
+// import { DragControls } from '@/jlmap3d/main/control/DragControls';
 
 //加载器
 import { ModelLoad } from '@/jlmap3d/main/loaders/ModelLoad';
@@ -29,7 +29,7 @@ import { getPublishMapVersion, getPublishMapDetail,getPublish3dMapDetail} from '
 
 //utils
 // import { UpdateTrain } from '@/jlmap3d/main/utils/UpdateTrain';
-import { UpdateTrain } from '@/jlmap3d/main/utils/UpdateTrainTest';
+import { UpdateTrain } from '@/jlmap3d/jl3dsimulation/connect/UpdateTrainTest';
 // import { ReStart } from '@/jlmap3d/main/utils/ReStart';
 
 import {Stats} from '@/jlmap3d/main/lib/stats.min.js';
@@ -53,12 +53,11 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
   let camera = SetCamera(dom);
   //定义场景(渲染容器)
   let scene = SetScene();
-
   //定义镜头操作
   let controls = new THREE.OrbitControls(camera);
   controls.maxPolarAngle = Math.PI/2;
   //controls.minPolarAngle = Math.PI/8;
-  controls.maxDistance = 1500;
+  controls.maxDistance = 4800;
   //模型加载器
   this.assetloader = new AssetLoader();
   //替换材质组，例：信号机不同灯光
@@ -68,35 +67,86 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
   //点击选中的模型
   this.selectmodel = null;
   //鼠标点击模型切换
-  this.raycasterswitch = "stand";
+  this.raycasterswitch = "null";
   //选中物体描边方框
   this.helpbox = null;
   //车门，站台门道岔动画构造器
   this.mixers = [];
   //模型操作命令组
   this.actions = {};
+
+  let sectionlist = null;
+  let linklist = null;
+  let signallist = null;
+  let stationstandlist = null;
+  let trainlisttest = null;
+  let realsectionlist = null;
+  let rails = null;
+
   this.webwork = new Worker("../../static/workertest/trainworker.js");
+  this.jsonwebwork = new Worker("../../static/workertest/jsonworker.js");
   //地图模型数据
   let mapdata = new Jl3ddata();
   //订阅仿真socket
-  console.log(routegroup);
-  this.Subscribe = new Jlmap3dSubscribe(this.webwork,routegroup);
+  // console.log(routegroup);
+  this.Subscribe = new Jlmap3dSubscribe(scope,routegroup,scope.jsonwebwork);
   //连接到通信
   //console.log(this.Subscribe.config);
   //this.webwork.postMessage(this.Subscribe.teststomp);
 
   this.Subscribe.socketon(scope.Subscribe.topic);
 
-  //初始化加载数据和模型
-  getPublish3dMapDetail(skinCode).then(netdata => {
-    ModelLoad(data,scope,netdata.data,mapdata,camera,controls,scene,storemod);
+  //初始化加载数据和模型getPublishMapDetail
+  getPublishMapDetail(skinCode).then(data => {
+    let mapnetdata = data.data;
+    getPublish3dMapDetail(skinCode).then(netdata => {
+      ModelLoad(mapnetdata,scope,netdata.data,mapdata,camera,controls,scene,storemod);
+    });
   });
-  //
+
   // let stats = new Stats();
   // dom.appendChild( stats.dom );
+
+  // var timer = setInterval(function() {
+	// 	if(trainlisttest){
+	// 		if(trainlisttest.group){
+	// 			if(trainlisttest.group.children[0]){
+	// 				for(let k in rails.switchrail){
+	// 					const ddd = storemod.getters['map/getDeviceByCode'](k);
+	// 					let switchdata = rails.switchrail[k];
+	// 					rails.switchrail[k].locateType = ddd.locateType;
+  //
+	// 					if(ddd.locateType == "01"){
+	// 						//1--向左  2--向右
+	// 						//__\__    __/__
+	// 						if(rails.switchrail[k].directtype == "1"){
+	// 							rails.linkrail[switchdata.alink].lconnect = switchdata.blink;
+	// 							rails.linkrail[switchdata.blink].rconnect = switchdata.alink;
+	// 						}else if(rails.switchrail[k].directtype == "2"){
+	// 							rails.linkrail[switchdata.alink].rconnect = switchdata.blink;
+	// 							rails.linkrail[switchdata.blink].lconnect = switchdata.alink;
+	// 						}
+  //
+	// 					}else if(ddd.locateType == "02"){
+	// 						if(rails.switchrail[k].directtype == "1"){
+	// 							rails.linkrail[switchdata.alink].lconnect = switchdata.clink;
+	// 							rails.linkrail[switchdata.clink].rconnect = switchdata.alink;
+	// 						}else if(rails.switchrail[k].directtype == "2"){
+	// 							rails.linkrail[switchdata.alink].rconnect = switchdata.clink;
+	// 							rails.linkrail[switchdata.clink].lconnect = switchdata.alink;
+	// 						}
+	// 					}
+	// 				}
+	// 				clearInterval(timer);
+	// 			}
+	// 		}
+	// 	}
+  //
+	// }, 2000);
+  controls.upscene(scope.animateswitch);
   //开启渲染
   animate();
-  startWorker();
+  startWorker(scope.webwork);
   //动画时间
   let delta;
   //循环渲染函数
@@ -107,28 +157,35 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
     requestAnimationFrame(animate);
     //判断渲染是否开启
     if(scope.animateswitch == true){
+    // if(camera.position.y<4000){
+    //
+    // }
       //根据相机渲染场景
       renderer.render(scene,camera);
+      // console.log(scope.animateswitch);
       //检测动画构造器播放动画
-        // stats.update();
-    }
 
+    }
+    // stats.update();
   }
 
-  function startWorker(){
+  function startWorker(webwork){
 
     if(typeof(Worker)!=="undefined"){
 
 
       scope.webwork.onmessage = function (event) {
         //更新列车位置
-        UpdateTrain(camera,mapdata.trainlisttest);
+        UpdateTrain(camera,trainlisttest);
         delta = clock.getDelta();
+
         for(let i=scope.mixers.length-1;i>=0;i--){
           if ( scope.mixers[i] ){
             scope.mixers[i].update( delta );
           }
         }
+        renderer.render(scene,camera);
+
 
       };
     }
@@ -166,24 +223,24 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
 
   this.showstationmsg = function(showtype){
     if(showtype == "show"){
-      for(let st=0;st<mapdata.stationstandlist.group.children.length;st++){
-        mapdata.stationstandlist.group.children[st].add(mapdata.stationstandlist.textlist[st]);
+      for(let st=0;st<stationstandlist.group.children.length;st++){
+        stationstandlist.group.children[st].add(stationstandlist.textlist[st]);
       }
     }else{
-      for(let st=0;st<mapdata.stationstandlist.group.children.length;st++){
-        mapdata.stationstandlist.group.children[st].remove(mapdata.stationstandlist.textlist[st]);
+      for(let st=0;st<stationstandlist.group.children.length;st++){
+        stationstandlist.group.children[st].remove(stationstandlist.textlist[st]);
       }
     }
   };
 
   this.showtrainmsg = function(showtype){
     if(showtype == "show"){
-      for(let st=0;st<mapdata.trainlisttest.textlist.length;st++){
-        mapdata.trainlisttest.list[mapdata.trainlisttest.textlist[st].tcode].children[0].add(mapdata.trainlisttest.textlist[st]);
+      for(let st=0;st<trainlisttest.textlist.length;st++){
+        trainlisttest.list[trainlisttest.textlist[st].tcode].children[0].add(trainlisttest.textlist[st]);
       }
     }else{
-      for(let st=0;st<mapdata.trainlisttest.textlist.length;st++){
-        mapdata.trainlisttest.list[mapdata.trainlisttest.textlist[st].tcode].children[0].remove(mapdata.trainlisttest.textlist[st]);
+      for(let st=0;st<trainlisttest.textlist.length;st++){
+        trainlisttest.list[trainlisttest.textlist[st].tcode].children[0].remove(trainlisttest.textlist[st]);
       }
     }
   };
@@ -194,14 +251,25 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
 
   this.animateon = function(){
     controls.enabled = true;
-    scope.animateswitch = true;
+    // scope.animateswitch = true;
   };
 
   this.animateoff = function(){
     controls.enabled = false;
-    scope.animateswitch = false;
+    // scope.animateswitch = false;
   };
 
+  this.loaderdata = function(loadsectionlist,loadlinklist,loadsignallist,loadstationstandlist,loadtrainlisttest,loadrealsectionlist,loadrails){
+
+    sectionlist = loadsectionlist;
+    linklist = loadlinklist;
+    signallist = loadsignallist;
+    stationstandlist = loadstationstandlist;
+    trainlisttest = loadtrainlisttest;
+    realsectionlist = loadrealsectionlist;
+    rails = loadrails;
+  }
+
   this.eventon = function(){
     //raycaster交互模型点击事件
     document.getElementById("testjlmap3d").addEventListener( "mousedown", onselect, false );
@@ -236,8 +304,9 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
       controls.target = new THREE.Vector3(mesh.position.x,mesh.position.y,mesh.children[2].matrixWorld.elements[14]);
     }
 
-
-    controls.upmodeldirect(mapdata);
+    if(stationstandlist && trainlisttest){
+      controls.upmodeldirect(stationstandlist,trainlisttest);
+    }
     controls.update();
   }
 
@@ -267,17 +336,17 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
 
       if(scope.raycasterswitch == "stand"){
         //从站台对象组获取点击目标
-        let intersects1 = raycaster.intersectObjects( mapdata.stationstandlist.textlist);
+        let intersects1 = raycaster.intersectObjects( stationstandlist.textlist);
         //获取最近处点击到的模型对象
         if(intersects1[0]){
           //遍历对象组获取对象坐标更新相机数据
-          for(let j=0;j<mapdata.stationstandlist.list.length;j++){
-            if(intersects1[0].object.name == mapdata.stationstandlist.list[j].mesh.code){
-              camera.position.x = mapdata.stationstandlist.list[j].mesh.position.x;
-              camera.position.y = mapdata.stationstandlist.list[j].mesh.position.y+200;
-              camera.position.z = mapdata.stationstandlist.list[j].mesh.position.z+300;
+          for(let j=0;j<stationstandlist.list.length;j++){
+            if(intersects1[0].object.name == stationstandlist.list[j].mesh.code){
+              camera.position.x = stationstandlist.list[j].mesh.position.x;
+              camera.position.y = stationstandlist.list[j].mesh.position.y+200;
+              camera.position.z = stationstandlist.list[j].mesh.position.z+300;
               //更新相机方向
-              controls.target = new THREE.Vector3(mapdata.stationstandlist.list[j].mesh.position.x,mapdata.stationstandlist.list[j].mesh.position.y,mapdata.stationstandlist.list[j].mesh.position.z);
+              controls.target = new THREE.Vector3(stationstandlist.list[j].mesh.position.x,stationstandlist.list[j].mesh.position.y,stationstandlist.list[j].mesh.position.z);
               controls.update();
             }
           }
@@ -285,18 +354,18 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
       }
 
       if(scope.raycasterswitch == "train"){
-        let intersects = raycaster.intersectObjects( mapdata.trainlisttest.textlist);
+        let intersects = raycaster.intersectObjects( trainlisttest.textlist);
         if(intersects[0]){
-          for(let j=0;j<mapdata.trainlisttest.list.length;j++){
-            if(intersects[0].object.name == mapdata.trainlisttest.list[j].name){
-              // console.log(mapdata.trainlisttest.list[j].position.x);
-              // console.log(mapdata.trainlisttest.list[j].position.y);
-              // console.log(mapdata.trainlisttest.list[j].children[2].matrixWorld.elements[14]);
-              camera.position.x = mapdata.trainlisttest.list[j].position.x;
+          for(let j=0;j<trainlisttest.list.length;j++){
+            if(intersects[0].object.name == trainlisttest.list[j].name){
+              // console.log(trainlisttest.list[j].position.x);
+              // console.log(trainlisttest.list[j].position.y);
+              // console.log(trainlisttest.list[j].children[2].matrixWorld.elements[14]);
+              camera.position.x = trainlisttest.list[j].position.x;
               camera.position.y = 200;
-              camera.position.z = mapdata.trainlisttest.list[j].children[2].matrixWorld.elements[14]+300;
+              camera.position.z = trainlisttest.list[j].children[2].matrixWorld.elements[14]+300;
               //console.log(camera.position);
-              controls.target = new THREE.Vector3(mapdata.trainlisttest.list[j].children[2].matrixWorld.elements[12],mapdata.trainlisttest.list[j].children[2].matrixWorld.elements[13],mapdata.trainlisttest.list[j].children[2].matrixWorld.elements[14]);
+              controls.target = new THREE.Vector3(trainlisttest.list[j].children[2].matrixWorld.elements[12],trainlisttest.list[j].children[2].matrixWorld.elements[13],trainlisttest.list[j].children[2].matrixWorld.elements[14]);
               controls.update();
             }
           }
@@ -304,10 +373,10 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
       }
 
       if(scope.raycasterswitch == "section"){
-        //console.log(mapdata.sectionlist.sections.modellist);
-        let intersects = raycaster.intersectObjects( mapdata.sectionlist.sections.modellist,true);
+        //console.log(sectionlist.sections.modellist);
+        let intersects = raycaster.intersectObjects( sectionlist.sections.modellist,true);
         if(intersects[0]){
-          console.log(intersects[0].object);
+          // console.log(intersects[0].object);
           scope.helpbox = new THREE.BoxHelper( intersects[0].object, 0xff0000 );
           scene.add( scope.helpbox );
         }
@@ -315,17 +384,17 @@ export function JLmap3d(dom, data,skinCode,storemod,routegroup) {
 
       if(scope.raycasterswitch == "signal"){
 
-        let intersects = raycaster.intersectObjects( mapdata.signallist.group.children,true);
+        let intersects = raycaster.intersectObjects( signallist.group.children,true);
 
         if(intersects[0]){
-          console.log(intersects[0].object.matrixWorld);
+          // console.log(intersects[0].object.matrixWorld);
           scope.helpbox = new THREE.BoxHelper( intersects[0].object, 0xff0000 );
           scene.add( scope.helpbox );
         }
       }
 
       if(scope.raycasterswitch == "switch"){
-        let intersects = raycaster.intersectObjects( mapdata.sectionlist.switchs.modellist,true);
+        let intersects = raycaster.intersectObjects( sectionlist.switchs.modellist,true);
 
         if(intersects[0]){
           scope.helpbox = new THREE.BoxHelper( intersects[0].object, 0xff0000 );
diff --git a/src/jlmap3d/main/control/OrbitControls.js b/src/jlmap3d/main/control/OrbitControls.js
index 06ce9a338..ad8d38241 100644
--- a/src/jlmap3d/main/control/OrbitControls.js
+++ b/src/jlmap3d/main/control/OrbitControls.js
@@ -16,7 +16,13 @@
 THREE.OrbitControls = function ( object, domElement ) {
 	this.object = object;
 
-	this.data = null;
+	this.data = {
+		stationstandlist : null,
+		trainlisttest :	null
+	};
+
+	this.animateswitch = null;
+	this.scene = null;
 
 	this.domElement = ( domElement !== undefined ) ? domElement : document;
 
@@ -122,8 +128,13 @@ THREE.OrbitControls = function ( object, domElement ) {
 
 	};
 
-	this.upmodeldirect = function(data){
-			scope.data = data;
+	this.upmodeldirect = function(newstationstandlist,newtrainlisttest){
+			scope.data.stationstandlist = newstationstandlist;
+			scope.data.trainlisttest = newtrainlisttest;
+	}
+
+	this.upscene = function(animateswitch){
+			scope.animateswitch = animateswitch;
 	}
 
 	// this method is exposed, but perhaps it would be better if we can make it private...
@@ -142,7 +153,6 @@ THREE.OrbitControls = function ( object, domElement ) {
 		return function update() {
 
 
-			if(scope.data){
 				//站台牌自动跟随相机
 				if(scope.data.stationstandlist){
 					for(let i = scope.data.stationstandlist.textlist.length-1; i>=0; i --){
@@ -158,8 +168,6 @@ THREE.OrbitControls = function ( object, domElement ) {
 					}
 				}
 
-			}
-
 			var position = scope.object.position;
 
 			offset.copy( position ).sub( scope.target );
@@ -491,6 +499,9 @@ THREE.OrbitControls = function ( object, domElement ) {
 		rotateUp( 2 * Math.PI * rotateDelta.y / element.clientHeight );
 
 		rotateStart.copy( rotateEnd );
+		// if(scope.render){
+		// 	scope.render.render(scope.scene,scope.object);
+		// }
 
 		scope.update();
 
@@ -780,7 +791,7 @@ THREE.OrbitControls = function ( object, domElement ) {
 		if ( scope.enabled === false ) return;
 
 		event.preventDefault();
-
+		scope.animateswitch = true;
 		switch ( state ) {
 
 			case STATE.ROTATE:
@@ -814,7 +825,7 @@ THREE.OrbitControls = function ( object, domElement ) {
 	function onMouseUp( event ) {
 
 		if ( scope.enabled === false ) return;
-
+		scope.animateswitch = false;
 		handleMouseUp( event );
 
 		document.removeEventListener( 'mousemove', onMouseMove, false );
diff --git a/src/jlmap3d/main/loaders/AssetLoader.js b/src/jlmap3d/main/loaders/AssetLoader.js
index a24921f68..1fcefdef6 100644
--- a/src/jlmap3d/main/loaders/AssetLoader.js
+++ b/src/jlmap3d/main/loaders/AssetLoader.js
@@ -36,6 +36,15 @@ let defaultstation = {
   picUrl:"",
   assetUrl:modelurl+"/models/station/fuzhou/fuzhou.FBX"
 }
+
+let defaulttopstation = {
+  id:"104",
+  name:"福州车站1",
+  deviceType:"topstand",
+  type:"num5",
+  picUrl:"",
+  assetUrl:modelurl+"/models/station/fuzhou/topstation.FBX"
+}
 //modelurl+"/models/station/fuzhou/fuzhou.FBX"
 //https://test.joylink.club/oss/models/station/fuzhou/fuzhou.FBX
 //https://joylink.club/oss/models/station/fuzhou/fuzhou.FBX
@@ -65,7 +74,16 @@ let defaultsuidao = {
   deviceType:"suidao",
   type:"suidao",
   picUrl:"",
-  assetUrl:"../../static/model/suidao/suidao.FBX"
+  assetUrl:modelurl+"/models/suidao/suidao.FBX"
+}
+
+let defaultbackground = {
+  id:"16",
+  name:"background",
+  deviceType:"background",
+  type:"background",
+  picUrl:"",
+  assetUrl:modelurl+"/models/suidao/background.FBX"
 }
 //modelurl+"/models/suidao/suidao.FBX"
 //https://test.joylink.club/oss/models/suidao/suidao.FBX
@@ -134,12 +152,18 @@ export function AssetLoader(){
     let station = new AssetModel(defaultstation);
     scope.modellist.push(station);
 
+    let topstation = new AssetModel(defaulttopstation);
+    scope.modellist.push(topstation);
+
     let driver = new AssetModel(defaultdriver);
     scope.modellist.push(driver);
 
     let suidao = new AssetModel(defaultsuidao);
     scope.modellist.push(suidao);
 
+    let background = new AssetModel(defaultbackground);
+    scope.modellist.push(defaultbackground);
+
     let defaultswitch1 = new AssetModel(autoswitch1);
     scope.modellist.push(defaultswitch1);
 
@@ -202,6 +226,9 @@ export function AssetLoader(){
       let station = new AssetModel(defaultstation);
       scope.modellist.push(station);
 
+      let topstation = new AssetModel(defaulttopstation);
+      scope.modellist.push(topstation);
+
       let autorail = new AssetModel(defaultautorail);
       scope.modellist.push(autorail);
 
diff --git a/src/jlmap3d/main/loaders/ModelLoad.js b/src/jlmap3d/main/loaders/ModelLoad.js
index 8b52e5ed5..02f00cc99 100644
--- a/src/jlmap3d/main/loaders/ModelLoad.js
+++ b/src/jlmap3d/main/loaders/ModelLoad.js
@@ -18,6 +18,7 @@ export function ModelLoad(data,scope,netdata,mapdata,camera,controls,scene,store
   //console.log(data);
   //console.log(scope);
   let sceneload = scene;
+  let backdata = scope;
   let jlmap3ddata = mapdata;
   let assetloader = scope.assetloader;
   let animateswitch = scope.animateswitch;
@@ -25,6 +26,8 @@ export function ModelLoad(data,scope,netdata,mapdata,camera,controls,scene,store
   let mixers = scope.mixers;
   let actions = scope.actions;
 
+  let linklist,sectionlist,signallist,stationstandlist,trainlisttest,realsectionlist,rails;
+
   let loadingInstance = Loading.service({ fullscreen: true });
 
 
@@ -50,17 +53,17 @@ export function ModelLoad(data,scope,netdata,mapdata,camera,controls,scene,store
       // console.log(data);
       //初始化轨道和道岔   暂时
       lengthfact(data);
-      jlmap3ddata.linklist = new LinkList();
-      jlmap3ddata.sectionlist = new SectionList();
+      linklist = new LinkList();
+      sectionlist = new SectionList();
       //初始化信号机
-      jlmap3ddata.signallist = new SignalList();
+      signallist = new SignalList();
       //初始化站台
-      jlmap3ddata.stationstandlist = new StationStandList();
+      stationstandlist = new StationStandList();
       //初始化测试列车
-      jlmap3ddata.trainlisttest = new TrainList();
+      trainlisttest = new TrainList();
 
-      jlmap3ddata.realsectionlist = new RealSectionList();
-      jlmap3ddata.rails = new RailList();
+      realsectionlist = new RealSectionList();
+      rails = new RailList();
       let loaderdata = JSON.parse(netdata.sections);
       let switchdata = JSON.parse(netdata.switchs);
       let signaldata = JSON.parse(netdata.signals);
@@ -71,32 +74,33 @@ export function ModelLoad(data,scope,netdata,mapdata,camera,controls,scene,store
         assetloader.assetpromise(sceneload)
         .then(function(data){
           //console.log(data);
-          return   jlmap3ddata.linklist.loadpromise(loaderdata.link,scene,assetloader);
+          return   linklist.loadpromise(loaderdata.link,scene,assetloader);
         })
         .then(function(data){
           //console.log(data);
-          return  jlmap3ddata.stationstandlist.initpromise(mapdata.stationList,mapdata.stationStandList,sceneload,assetloader,netdata.stands,mixers,actions,"02");
+          return  stationstandlist.initpromise(mapdata.stationList,mapdata.stationStandList,sceneload,assetloader,netdata.stands,mixers,actions,"02");
         })
         .then(function(data){
           //console.log(data);
           //console.log(assetloader);
-          return  jlmap3ddata.trainlisttest.initpromise(mapdata.trainList,sceneload,assetloader,mixers,actions,"02");
+          return  trainlisttest.initpromise(mapdata.trainList,sceneload,assetloader,mixers,actions,"02");
         })
         .then(function(data){
           //console.log(data);
-          return   jlmap3ddata.sectionlist.loadpromise(jlmap3ddata,assetloader,loaderdata.section,switchdata,sceneload);
+          return   sectionlist.loadpromise(linklist,assetloader,loaderdata.section,switchdata,sceneload);
         })
-        // .then(function(data){
-        //   //console.log(data);
-        //   return  jlmap3ddata.realsectionlist.initpromise(jlmap3ddata,sceneload,assetloader,mixers,actions);
-        // })
+        // // .then(function(data){
+        // //   //console.log(data);
+        // //   return  realsectionlist.initpromise(jlmap3ddata,sceneload,assetloader,mixers,actions);
+        // // })
         .then(function(data){
           //console.log(data);
-          return   jlmap3ddata.signallist.initpromise(mapdata.signalList,sceneload,assetloader,netdata.signals);
+          return   signallist.initpromise(mapdata.signalList,sceneload,assetloader,netdata.signals);
         })
         .then(function(data){
           return new Promise(function(resolve, reject){
-            jlmap3ddata.rails.init(loaderdata.link,mapdata.linkList,mapdata.sectionList,switchdata,standsdata,sceneload,storemod);
+            let stopoffset = 61.92;
+            rails.init(loaderdata.link,mapdata.linkList,mapdata.sectionList,switchdata, stationstandlist.list,sceneload,storemod,stopoffset);
             resolve("loadrail");
 
           });
@@ -106,23 +110,33 @@ export function ModelLoad(data,scope,netdata,mapdata,camera,controls,scene,store
             if(scope.assetloader.modellist[mn].name && scope.assetloader.modellist[mn].name == "suidao"){
               // scope.assetloader.modellist[mn].mesh.rotation.x = Math.PI/2;
               // console.log(scope.assetloader.modellist[mn].mesh.position);
+              scope.assetloader.modellist[mn].mesh.name = "suidao";
+              scene.add(scope.assetloader.modellist[mn].mesh);
+            }
+            if(scope.assetloader.modellist[mn].name && scope.assetloader.modellist[mn].name == "background"){
+              // scope.assetloader.modellist[mn].mesh.rotation.x = Math.PI/2;
+              // console.log(scope.assetloader.modellist[mn].mesh.position);
+              scope.assetloader.modellist[mn].mesh.name = "background";
+              // console.log(scope.assetloader.modellist[mn].mesh);
               scene.add(scope.assetloader.modellist[mn].mesh);
             }
           }
 
-          scope.animateswitch = true;
+          // scope.animateswitch = true;
 
-          mapdata = jlmap3ddata;
           //console.log(scope);
 
           //更新相机方向
 
-          scope.updatecamera(mapdata.stationstandlist.group.children[0],"station");
-
-          scope.Subscribe.updatamap(mapdata,scope.materiallist,scope.actions,scope.sceneload);
-
-          updatemenulist(mapdata.stationstandlist.list,mapdata.trainlisttest.list);
+          backdata.loaderdata(sectionlist,linklist,signallist,stationstandlist,trainlisttest,realsectionlist,rails);
+          scope.updatecamera(stationstandlist.group.children[0],"station");
+          //
+          scope.Subscribe.updatamap(sectionlist,linklist,signallist,stationstandlist,trainlisttest,realsectionlist,rails,scope.materiallist,scope.actions,scope.sceneload);
+          //
+          updatemenulist(stationstandlist.list,trainlisttest.list);
           scope.webwork.postMessage("on");
+          scope.jsonwebwork.postMessage("connect");
+          // console.log(sceneload);
           loadingInstance.close();
         });
 
diff --git a/src/jlmap3d/main/loaders/simulationloader.js b/src/jlmap3d/main/loaders/simulationloader.js
index e92ebdf5f..2678bd4bb 100644
--- a/src/jlmap3d/main/loaders/simulationloader.js
+++ b/src/jlmap3d/main/loaders/simulationloader.js
@@ -18,7 +18,6 @@ export function ModelLoad(data,scope,netdata,sectionlist,linklist,signallist,sta
   //console.log(data);
   //console.log(scope);
   let sceneload = scene;
-  // let jlmap3ddata = mapdata;
   let backdata = scope;
   let assetloader = scope.assetloader;
   let animateswitch = scope.animateswitch;
@@ -97,8 +96,9 @@ export function ModelLoad(data,scope,netdata,sectionlist,linklist,signallist,sta
         })
         .then(function(data){
           return new Promise(function(resolve, reject){
+            let stopoffset = 64;
             rails.init(loaderdata.link,mapdata.linkList,mapdata.sectionList,switchdata,
-              stationstandlist.list,sceneload,storemod);
+              stationstandlist.list,sceneload,storemod,stopoffset);
             resolve("loadrail");
 
           });
diff --git a/src/jlmap3d/main/model/LinkList.js b/src/jlmap3d/main/model/LinkList.js
index 1a0d4d5bc..210e350d3 100644
--- a/src/jlmap3d/main/model/LinkList.js
+++ b/src/jlmap3d/main/model/LinkList.js
@@ -80,6 +80,8 @@ function linkhelp(data,scene){
 
 
     for(let i=0;i<data.length;i++){
+      // console.log("link");
+      // console.log(data[i]);
       let testmesh2 = autorail.clone(true);
       testmesh2.code = data[i].code;
       testmesh2.name = data[i].name;
diff --git a/src/jlmap3d/main/model/RailList.js b/src/jlmap3d/main/model/RailList.js
index dc7ccd9f6..d2b35c383 100644
--- a/src/jlmap3d/main/model/RailList.js
+++ b/src/jlmap3d/main/model/RailList.js
@@ -10,7 +10,7 @@ export function RailList(){
   this.setrail = function(){
 
   };
-  this.init = function(linkdata,linklist,sectiondata,switchdata,standsdata,scene,storemod){
+  this.init = function(linkdata,linklist,sectiondata,switchdata,standsdata,scene,storemod,stopoffset){
     for(let i=0;i<linkdata.length;i++){
       scope.linkrail[linkdata[i].code] = {
         lp:linkdata[i].rail[0],
@@ -132,53 +132,41 @@ export function RailList(){
 
     for(let i=0;i<switchdata.length;i++){
 
-      const ddd = storemod.getters['map/getDeviceByCode'](switchdata[i].code);
-      scope.switchrail[switchdata[i].code].locateType = ddd.locateType;
-      if(ddd.locateType == "01"){
-        //1--向左  2--向右
-        //__\__    __/__
-        if(scope.switchrail[switchdata[i].code].directtype == "1"){
-          scope.linkrail[switchdata[i].alink].lconnect = switchdata[i].blink;
-          scope.linkrail[switchdata[i].blink].rconnect = switchdata[i].alink;
-        }else if(scope.switchrail[switchdata[i].code].directtype == "2"){
-          scope.linkrail[switchdata[i].alink].rconnect = switchdata[i].blink;
-          scope.linkrail[switchdata[i].blink].lconnect = switchdata[i].alink;
-        }
-      }else if(ddd.locateType == "02"){
-        if(switchdata[i].directtype == "1"){
-          scope.linkrail[switchdata[i].alink].lconnect = switchdata[i].clink;
-          scope.linkrail[switchdata[i].clink].rconnect = switchdata[i].alink;
-        }else if(switchdata[i].directtype == "2"){
-          scope.linkrail[switchdata[i].alink].rconnect = switchdata[i].clink;
-          scope.linkrail[switchdata[i].clink].lconnect = switchdata[i].alink;
-        }
-      }
+      // const ddd = storemod.getters['map/getDeviceByCode'](switchdata[i].code);
+      // scope.switchrail[switchdata[i].code].locateType = ddd.locateType;
+      // if(ddd.locateType == "01"){
+      //   //1--向左  2--向右
+      //   //__\__    __/__
+      //   if(scope.switchrail[switchdata[i].code].directtype == "1"){
+      //     scope.linkrail[switchdata[i].alink].lconnect = switchdata[i].blink;
+      //     scope.linkrail[switchdata[i].blink].rconnect = switchdata[i].alink;
+      //   }else if(scope.switchrail[switchdata[i].code].directtype == "2"){
+      //     scope.linkrail[switchdata[i].alink].rconnect = switchdata[i].blink;
+      //     scope.linkrail[switchdata[i].blink].lconnect = switchdata[i].alink;
+      //   }
+      // }else if(ddd.locateType == "02"){
+      //   if(switchdata[i].directtype == "1"){
+      //     scope.linkrail[switchdata[i].alink].lconnect = switchdata[i].clink;
+      //     scope.linkrail[switchdata[i].clink].rconnect = switchdata[i].alink;
+      //   }else if(switchdata[i].directtype == "2"){
+      //     scope.linkrail[switchdata[i].alink].rconnect = switchdata[i].clink;
+      //     scope.linkrail[switchdata[i].clink].lconnect = switchdata[i].alink;
+      //   }
+      // }
 
       if(scope.linkrail[switchdata[i].blink].lp.x < switchdata[i].position.x){
-        // scope.linkrail[switchdata[i].blink].points.push(new THREE.Vector3(switchdata[i].position.x-2,switchdata[i].position.y,switchdata[i].position.z));
-        // scope.linkrail[switchdata[i].blink].points.push(new THREE.Vector3(switchdata[i].position.x,switchdata[i].position.y,switchdata[i].position.z));
-        // scope.linkrail[switchdata[i].blink].points.push(new THREE.Vector3(switchdata[i].position.x+1.5,switchdata[i].position.y,switchdata[i].position.z));
-        //
+
         scope.switchrail[switchdata[i].code].directtype = "1";
       }else{
-        // scope.linkrail[switchdata[i].blink].points.splice(0,0,new THREE.Vector3(switchdata[i].position.x+2,switchdata[i].position.y,switchdata[i].position.z));
-        // scope.linkrail[switchdata[i].blink].points.splice(0,0,new THREE.Vector3(switchdata[i].position.x,switchdata[i].position.y,switchdata[i].position.z));
-        // scope.linkrail[switchdata[i].blink].points.splice(0,0,new THREE.Vector3(switchdata[i].position.x-1.5,switchdata[i].position.y,switchdata[i].position.z));
-        //
+
         scope.switchrail[switchdata[i].code].directtype = "2";
       }
 
       if(scope.linkrail[switchdata[i].clink].lp.x < switchdata[i].position.x){
-        // // scope.linkrail[switchdata[i].clink].points.push(new THREE.Vector3(switchdata[i].position.x-3.5,switchdata[i].position.y,switchdata[i].position.z+0.02));
-        // scope.linkrail[switchdata[i].clink].points.push(new THREE.Vector3(switchdata[i].position.x,switchdata[i].position.y,switchdata[i].position.z));
-        // scope.linkrail[switchdata[i].clink].points.push(new THREE.Vector3(switchdata[i].position.x+1.5,switchdata[i].position.y,switchdata[i].position.z));
-        //
+
         scope.switchrail[switchdata[i].code].directtype = "1";
       }else{
-        // // scope.linkrail[switchdata[i].clink].points.splice(0,0,new THREE.Vector3(switchdata[i].position.x+3.5,switchdata[i].position.y,switchdata[i].position.z-0.02));
-        // scope.linkrail[switchdata[i].clink].points.splice(0,0,new THREE.Vector3(switchdata[i].position.x,switchdata[i].position.y,switchdata[i].position.z));
-        // scope.linkrail[switchdata[i].clink].points.splice(0,0,new THREE.Vector3(switchdata[i].position.x-1.5,switchdata[i].position.y,switchdata[i].position.z));
-        //
+
         scope.switchrail[switchdata[i].code].directtype = "2";
       }
     }
@@ -259,15 +247,15 @@ export function RailList(){
               // let circle2 = new THREE.Mesh( geometry, material );
               let num = scope.linkrail[linklist[j].code].lineleft.points.length-1;
               let lengthfacts = scope.linkrail[linklist[j].code].lineleft.points[num].x - scope.linkrail[linklist[j].code].lineleft.points[0].x;
-              let directoffset1 = standsdata[k].position.x-64-scope.linkrail[linklist[j].code].lineleft.points[0].x;
+              let directoffset1 = standsdata[k].position.x-stopoffset-scope.linkrail[linklist[j].code].lineleft.points[0].x;
               stop.direct1.percent = directoffset1/lengthfacts;
 
-              // circle1.position.x = standsdata[k].position.x+64;
+              // circle1.position.x = standsdata[k].position.x+stopoffset;
               // circle1.position.y = 5;
               // circle1.position.z = scope.linkrail[linklist[j].code].points[0].z;
               // circle1.rotation.x = -Math.PI/2;
               //
-              // circle2.position.x = standsdata[k].position.x-64;
+              // circle2.position.x = standsdata[k].position.x-stopoffset;
               // circle2.position.y = 5;
               // circle2.position.z = scope.linkrail[linklist[j].code].points[0].z;
               // circle2.rotation.x = -Math.PI/2;
@@ -282,7 +270,7 @@ export function RailList(){
               let num = scope.linkrail[linklist[j].code].lineleft.points.length-1;
               let lengthfacts = scope.linkrail[linklist[j].code].lineleft.points[num].x - scope.linkrail[linklist[j].code].lineleft.points[0].x;
 
-              let directoffset2 = parseInt(standsdata[k].position.x+64-scope.linkrail[linklist[j].code].lineleft.points[0].x);
+              let directoffset2 = parseInt(standsdata[k].position.x+stopoffset-scope.linkrail[linklist[j].code].lineleft.points[0].x);
               // console.log(directoffset2);
               stop.direct2.percent = directoffset2/lengthfacts;
               // console.log("test");
@@ -294,9 +282,9 @@ export function RailList(){
               // console.log(lengthfacts);
               // console.log("........................");
               // console.log(standsections[i].leftStopPointOffset);
-              // console.log(standsdata[n].position.x-64-scope.linkrail[linklist[j].code].lineleft.points[0].x);
+              // console.log(standsdata[n].position.x-stopoffset-scope.linkrail[linklist[j].code].lineleft.points[0].x);
               // console.log("........................");
-              // console.log(standsdata[n].position.x+64);
+              // console.log(standsdata[n].position.x+stopoffset);
               // console.log(scope.linkrail[linklist[j].code].lineleft.getPointAt(stop.direct1.percent).x);
               // console.log("sectoffsetright");
               // console.log(scope.linkrail[linklist[j].code]);
@@ -305,16 +293,16 @@ export function RailList(){
               // console.log(lengthfacts);
               // console.log("........................");
               // console.log(standsections[i].rightStopPointOffset);
-              // console.log(standsdata[k].position.x+64-scope.linkrail[linklist[j].code].lineleft.points[0].x);
+              // console.log(standsdata[k].position.x+stopoffset-scope.linkrail[linklist[j].code].lineleft.points[0].x);
               // console.log("........................");
-              // console.log(standsdata[k].position.x+64);
+              // console.log(standsdata[k].position.x+stopoffset);
               // console.log(scope.linkrail[linklist[j].code].lineleft.getPointAt(stop.direct2.percent).x);
-              // circle1.position.x = standsdata[k].position.x+64;
+              // circle1.position.x = standsdata[k].position.x+stopoffset;
               // circle1.position.y = 5;
               // circle1.position.z = scope.linkrail[linklist[j].code].points[0].z;
               // circle1.rotation.x = -Math.PI/2;
               // //
-              // circle2.position.x = standsdata[k].position.x-64;
+              // circle2.position.x = standsdata[k].position.x-stopoffset;
               // circle2.position.y = 5;
               // circle2.position.z = scope.linkrail[linklist[j].code].points[0].z;
               // circle2.rotation.x = -Math.PI/2;
diff --git a/src/jlmap3d/main/model/RealSectionList.js b/src/jlmap3d/main/model/RealSectionList.js
index a62a8e4b1..615ead8d2 100644
--- a/src/jlmap3d/main/model/RealSectionList.js
+++ b/src/jlmap3d/main/model/RealSectionList.js
@@ -96,6 +96,7 @@ export function  RealSectionList(data) {
         }
 
         if(name[0] == "Singal"){
+          console.log();
           newmesh.remove(newmesh.children[i]);
           i = i-1;
         }
diff --git a/src/jlmap3d/main/model/SectionList.js b/src/jlmap3d/main/model/SectionList.js
index 8009771de..d7ff1ffcd 100644
--- a/src/jlmap3d/main/model/SectionList.js
+++ b/src/jlmap3d/main/model/SectionList.js
@@ -2,7 +2,7 @@ import {SectionModel} from '@/jlmap3d/edit/editmodel/SectionModel.js';
 import {SwitchModel} from '@/jlmap3d/edit/editmodel/SwitchModel.js';
 export function SectionList() {
 
-	const scope = this;
+	let scope = this;
 
 	this.type = 'sectionlist';
 
@@ -30,7 +30,7 @@ export function SectionList() {
 			for (let i=0; i<sectiondata.length; i++) {
 				if (sectiondata[i].type == '01') {
 					// 初始化区段对象数据
-					const newsection = new SectionModel(sectiondata);
+					let newsection = new SectionModel(sectiondata);
 					newsection.name = sectiondata[i].code;
 					newsection.code = sectiondata[i].code;
 					newsection.index = i;
@@ -50,11 +50,11 @@ export function SectionList() {
 			}
 
 			// 定义区分道岔组
-			const switchlist = [];
+			let switchlist = [];
 			// 遍历道岔数据
 			for (let i=0; i<switchdata.length; i++) {
 				// 道岔信息
-				const newswitch = {
+				let newswitch = {
 					code: null,
 					pa: null,
 					pb: null,
@@ -89,7 +89,7 @@ export function SectionList() {
 			// 遍历道岔信息组合轨道
 			for (let i=0; i<switchlist.length; i++) {
 				// 道岔对象组
-				const newswitch = new SwitchModel();
+				let newswitch = new SwitchModel();
 
 				newswitch.name = switchlist[i].code;
 				newswitch.code = switchlist[i].code;
@@ -110,25 +110,25 @@ export function SectionList() {
       scene.add(switchgroup);
       let linkdata = linklist;
 
-      for(let i=0;i<sectiondata.length;i++){
-        if(sectiondata[i].type == "01"){
-          //初始化区段对象数据
-          let newsection = new SectionModel(sectiondata);
-
-          newsection.name = sectiondata[i].code;
-          newsection.code = sectiondata[i].code;
-          newsection.index = i;
-          newsection.isStandTrack = sectiondata[i].isStandTrack;
-          newsection.relStandCode = sectiondata[i].relStandCode;
-          newsection.type = sectiondata[i].type;
-          newsection.offsetRight = sectiondata[i].offsetRight;
-          newsection.offsetLeft = sectiondata[i].offsetLeft;
-          newsection.linkCode = sectiondata[i].linkCode;
-
-          scope.sections.datalist.push(newsection);
-          // scope.sections.modellist.push("");
-        }
-      }
+      // for(let i=0;i<sectiondata.length;i++){
+      //   if(sectiondata[i].type == "01"){
+      //     //初始化区段对象数据
+      //     let newsection = new SectionModel(sectiondata);
+			//
+      //     newsection.name = sectiondata[i].code;
+      //     newsection.code = sectiondata[i].code;
+      //     newsection.index = i;
+      //     newsection.isStandTrack = sectiondata[i].isStandTrack;
+      //     newsection.relStandCode = sectiondata[i].relStandCode;
+      //     newsection.type = sectiondata[i].type;
+      //     newsection.offsetRight = sectiondata[i].offsetRight;
+      //     newsection.offsetLeft = sectiondata[i].offsetLeft;
+      //     newsection.linkCode = sectiondata[i].linkCode;
+			//
+      //     scope.sections.datalist.push(newsection);
+      //     // scope.sections.modellist.push("");
+      //   }
+      // }
 
       let autosuidao;
       for(let i=0;i<assetloader.modellist.length;i++){
@@ -139,7 +139,8 @@ export function SectionList() {
 
       for(let i = 0;i < sectiondata.length;i++){
 
-        let testmesh1 = autosuidao.clone(true);
+        // let testmesh1 = autosuidao.clone(true);
+				let testmesh1 = {};
         testmesh1.code = sectiondata[i].code;
         testmesh1.name = sectiondata[i].code;
         if(sectiondata[i].relStandCode){
@@ -153,42 +154,42 @@ export function SectionList() {
         testmesh1.leftpoint = sectiondata[i].leftpoint;
         testmesh1.isStandTrack = sectiondata[i].isStandTrack;
         testmesh1.lengthfact = sectiondata[i].lengthfact;
-        for(let i=0;i<testmesh1.rightlist.length;i++){
-  				testmesh1.geometry.attributes.position.array[testmesh1.rightlist[i]*3] = testmesh1.lengthfact;
-  				testmesh1.geometry.attributes.uv.array[testmesh1.rightlist[i]*2] = (testmesh1.geometry.attributes.position.array[3]-testmesh1.geometry.attributes.position.array[0])/15.3;
-        }
-        let newsuidao = new THREE.BufferGeometry();
-        newsuidao.copy(testmesh1.geometry);
-        testmesh1.geometry = newsuidao;
-        testmesh1.geometry.attributes.position.needsUpdate = true;
-        testmesh1.geometry.attributes.uv.needsUpdate = true;
-        testmesh1.geometry.computeBoundingSphere();
-        testmesh1.geometry.center();
-        testmesh1.position.x = sectiondata[i].position.x;
-        testmesh1.position.y = sectiondata[i].position.y;
-        testmesh1.position.z = sectiondata[i].position.z;
-        testmesh1.rotation.x = -Math.PI/2;
-        testmesh1.rotation.z = sectiondata[i].rotation._z;
+        // for(let i=0;i<testmesh1.rightlist.length;i++){
+  			// 	testmesh1.geometry.attributes.position.array[testmesh1.rightlist[i]*3] = testmesh1.lengthfact;
+  			// 	testmesh1.geometry.attributes.uv.array[testmesh1.rightlist[i]*2] = (testmesh1.geometry.attributes.position.array[3]-testmesh1.geometry.attributes.position.array[0])/15.3;
+        // }
+        // let newsuidao = new THREE.BufferGeometry();
+        // newsuidao.copy(testmesh1.geometry);
+        // testmesh1.geometry = newsuidao;
+        // testmesh1.geometry.attributes.position.needsUpdate = true;
+        // testmesh1.geometry.attributes.uv.needsUpdate = true;
+        // testmesh1.geometry.computeBoundingSphere();
+        // testmesh1.geometry.center();
+        // testmesh1.position.x = sectiondata[i].position.x;
+        // testmesh1.position.y = sectiondata[i].position.y;
+        // testmesh1.position.z = sectiondata[i].position.z;
+        // testmesh1.rotation.x = -Math.PI/2;
+        // testmesh1.rotation.z = sectiondata[i].rotation._z;
+				//
+        // let newsection = new SectionModel(sectiondata);
+				//
+        // newsection.name = sectiondata[i].code;
+        // newsection.code = sectiondata[i].code;
+        // newsection.isStandTrack = sectiondata[i].isStandTrack;
+        // newsection.relStandCode = sectiondata[i].relStandCode;
+        // newsection.linkCode = sectiondata[i].linkCode;
 
-        let newsection = new SectionModel(sectiondata);
+        // scope.sections.datalist.push(newsection);
 
-        newsection.name = sectiondata[i].code;
-        newsection.code = sectiondata[i].code;
-        newsection.isStandTrack = sectiondata[i].isStandTrack;
-        newsection.relStandCode = sectiondata[i].relStandCode;
-        newsection.linkCode = sectiondata[i].linkCode;
-
-        scope.sections.datalist.push(newsection);
-
-
-        if(testmesh1.isStandTrack == false){
-          sectiongroup.add(testmesh1);
-
-        }else{
-          scope.standtrack.push(testmesh1);
-          var box = new THREE.BoxHelper( testmesh1, 0xff0000 );
-          sectiongroup.add( box );
-        }
+				//
+        // if(testmesh1.isStandTrack == false){
+        //   sectiongroup.add(testmesh1);
+				//
+        // }else{
+        //   scope.standtrack.push(testmesh1);
+        //   var box = new THREE.BoxHelper( testmesh1, 0xff0000 );
+        //   sectiongroup.add( box );
+        // }
         scope.sections.modellist.push(testmesh1);
       }
 
@@ -202,8 +203,7 @@ export function SectionList() {
           switchmesh2 = assetloader.modellist[i].mesh;
         }
       }
-      // switchmesh1.rotation.x = Math.PI/2;
-      // switchmesh2.rotation.z = Math.PI/2;
+
       for(let i=0;i<switchdata.length;i++){
         let newswitch = {
           code:switchdata[i].code,
diff --git a/src/jlmap3d/main/model/SignalList.js b/src/jlmap3d/main/model/SignalList.js
index c3c47e145..68c3727d3 100644
--- a/src/jlmap3d/main/model/SignalList.js
+++ b/src/jlmap3d/main/model/SignalList.js
@@ -20,19 +20,20 @@ export function SignalList() {
          netsignal = JSON.parse(netdata);
          haddata = true;
       }
-
+      let selectmesh = null;
+      for(let j=0;j<assetloader.modellist.length;j++){
+        if(assetloader.modellist[j].deviceType == "signal"){
+          selectmesh = assetloader.modellist[j].mesh;
+        }
+      }
       for(let i=0;i<data.length;i++){
 
         let newsignal = new SignalModel(data[i]);
         let num;
         if(haddata == false){
-          for(let j=0;j<assetloader.modellist.length;j++){
-            if(assetloader.modellist[j].deviceType == "signal"){
-              num = j;
-            }
-          }
 
-          let newmesh = assetloader.modellist[num].mesh.clone(true);
+
+          let newmesh = selectmesh.clone(true);
           for(let j=0;j<newmesh.children.length;j++){
             newmesh.children[j].material.map.uuid = data[i].code+j;
             console.log(newmesh.children[j].material.map.uuid);
diff --git a/src/jlmap3d/main/model/StationStandList.js b/src/jlmap3d/main/model/StationStandList.js
index e3da344eb..cd92ee083 100644
--- a/src/jlmap3d/main/model/StationStandList.js
+++ b/src/jlmap3d/main/model/StationStandList.js
@@ -24,6 +24,20 @@ export function StationStandList() {
 
       scope.group.name = "station";
       scene.add(scope.group);
+
+      let selectmesh = null;
+      let topstationmesh = null;
+      let num = null;
+      for(let j=0;j<assetloader.modellist.length;j++){
+        if(assetloader.modellist[j].deviceType == "stand"){
+          num = j;
+          selectmesh = assetloader.modellist[num].mesh;
+        }
+        if(assetloader.modellist[j].deviceType == "topstand"){
+          topstationmesh = assetloader.modellist[j].mesh;
+        }
+      }
+      // console.log(haddata);
       //遍历车站数据
       for(let i=0;i<stationdata.length;i++){
 
@@ -65,11 +79,7 @@ export function StationStandList() {
 
         let num;
         if(haddata == false){
-          for(let j=0;j<assetloader.modellist.length;j++){
-            if(assetloader.modellist[j].deviceType == "stand"){
-              num = j;
-            }
-          }
+
           map[k].mesh = assetloader.modellist[num].mesh.clone(true);
           map[k].id = assetloader.modellist[num].id;
           map[k].mesh.code = map[k].code;
@@ -107,7 +117,7 @@ export function StationStandList() {
                   if(assetloader.modellist[j].id == netstand[netnum].modelid){
                     num = j;
                     map[k].index = netnum;
-                    j = assetloader.modellist.length;
+                    // j = assetloader.modellist.length;
                   }
                 }
 
@@ -116,10 +126,8 @@ export function StationStandList() {
             }
 
           }
-          map[k].mesh = assetloader.modellist[num].mesh.clone(true);
-          let newclip = assetloader.modellist[num].mesh.animations[ 0 ];
-
-
+          map[k].mesh = selectmesh.clone(true);
+          let newclip = selectmesh.animations[ 0 ];
 
           for(let j=0;j<map[k].mesh.children.length;j++){
 
@@ -140,7 +148,6 @@ export function StationStandList() {
               mixers.push(mixer);
             }
             if(map[k].mesh.children[j].name == "down"){
-              let newclip = assetloader.modellist[num].mesh.animations[ 0 ];
               map[k].mesh.children[j].animations = [];
               map[k].mesh.children[j].animations.push(newclip.clone());
 
@@ -167,6 +174,7 @@ export function StationStandList() {
           map[k].mesh.position.x = netstand[map[k].index].position.x;
           map[k].mesh.position.y = netstand[map[k].index].position.y;
           map[k].mesh.position.z = netstand[map[k].index].position.z;
+
           // map[k].mesh.rotation.x = netstand[map[k].index].rotation._x;
           // map[k].mesh.rotation.y = netstand[map[k].index].rotation._y;
           // map[k].mesh.rotation.z = netstand[map[k].index].rotation._z;
@@ -189,19 +197,19 @@ export function StationStandList() {
               textgeometry.dispose();
               textmaterial.dispose();
               textt.dispose();
+              let newtopstation = topstationmesh.clone(true);
+              newtopstation.position.x = map[k].mesh.position.x;
+              newtopstation.position.z = map[k].mesh.position.z;
+              scene.add(newtopstation);
             }
           }
 
-
           map[k].type = "station";
           map[k].rname = stationdata[map[k].num].runPlanName;
           map[k].kmmark = stationdata[map[k].num].kmPost;
 
-
-
-
-
           scope.group.add(map[k].mesh);
+
         }
 
       }
@@ -236,7 +244,7 @@ function getTextCanvas(text){
   ctx.drawImage(stationcanvas,0,0,256,512);
 
   ctx.font = "20px Verdana";
-  ctx.fillText("车站名称:  "+text.runPlanName, 20,58);
+  ctx.fillText("车站名称:  "+text.name, 20,58);
 
   ctx.fillText("漫游", 30,100);
   ctx.fillText("信息", 114,100);
diff --git a/src/jlmap3d/main/model/TrainList.js b/src/jlmap3d/main/model/TrainList.js
index 6cbdfc4bd..ec8db9574 100644
--- a/src/jlmap3d/main/model/TrainList.js
+++ b/src/jlmap3d/main/model/TrainList.js
@@ -9,46 +9,56 @@ export function TrainList() {
   this.list = {};
 
   this.group = new THREE.Group();
-
+  this.group.name = "train";
   this.textlist = [];
 
   this.initpromise = function(data,scene,assetloader,mixers,actionss,mode){
     return new Promise(function(resolve, reject){
+      let selectmesh,ntracks1,ntracks2,tclip,fclip;
+      for(let n=assetloader.modellist.length-1;n>=0;n--){
+        if(assetloader.modellist[n].deviceType == "train"){
+
+          selectmesh = assetloader.modellist[n].mesh
+
+          ntracks1 = assetloader.modellist[n].animations.slice(24,52);
+
+          tclip = new THREE.AnimationClip("three",2,ntracks1);
+
+          ntracks2 = assetloader.modellist[n].animations.slice(0,24);
+
+          fclip = new THREE.AnimationClip("four",2,ntracks2);
+
+          n = 0;
+        }
+      }
       //遍历列车数据
+      // console.log(data.length);
       for(let i=0;i<data.length;i++){
 
-        let newmesh,ntracks1,ntracks2,tclip,fclip;
-        for(let n=assetloader.modellist.length-1;n>=0;n--){
-          if(assetloader.modellist[n].deviceType == "train"){
 
-            newmesh = assetloader.modellist[n].mesh.clone(true);
-
-            ntracks1 = assetloader.modellist[n].animations.slice(24,52);
-
-            tclip = new THREE.AnimationClip("three",2,ntracks1);
-
-            ntracks2 = assetloader.modellist[n].animations.slice(0,24);
-
-            fclip = new THREE.AnimationClip("four",2,ntracks2);
-
-            n = 0;
-          }
-        }
         actionss[data[i].code] = {
           top:[],
           down:[]
         };
-
+        let newmesh = selectmesh.clone(true);
+        newmesh.mixer = [];
+        // console.log("-------------------------");
+        //   console.log(data[i]);
         for(let j=0;j<newmesh.children.length;j++){
 
           if(newmesh.children[j].name == "c1" || newmesh.children[j].name == "c6"){
-             for(let n=0;n<newmesh.children[j].children.length;n++){
+            // console.log("===================");
+             for(let n=0,lenn = newmesh.children[j].children.length;n<lenn;n++){
 
                if(newmesh.children[j].children[n].name == "top"){
                  newmesh.children[j].children[n].animations = [];
                  newmesh.children[j].children[n].animations.push(tclip.clone());
                  let mixer = new THREE.AnimationMixer(  newmesh.children[j].children[n] );
-                 mixers.push(mixer);
+                 // console.log(n);
+                 // console.log(newmesh.children[j].children[n]);
+                 newmesh.mixer.push(mixer);
+                 newmesh.mixerpush = false;
+                 // mixers.push(mixer);
                  let action = mixer.clipAction( newmesh.children[j].children[n].animations[ 0 ] );
                  //action.play();
                  action.setLoop(THREE.LoopOnce);
@@ -61,7 +71,10 @@ export function TrainList() {
                  newmesh.children[j].children[n].animations = [];
                  newmesh.children[j].children[n].animations.push(tclip.clone());
                  let mixer = new THREE.AnimationMixer(  newmesh.children[j].children[n] );
-                 mixers.push(mixer);
+
+                 newmesh.mixer.push(mixer);
+                 newmesh.mixerpush = false;
+                 // mixers.push(mixer);
                  let action = mixer.clipAction( newmesh.children[j].children[n].animations[ 0 ] );
                  //action.play();
                  action.setLoop(THREE.LoopOnce);
@@ -70,12 +83,14 @@ export function TrainList() {
                }
              }
            }else{
-             for(let n=0;n<newmesh.children[j].children.length;n++){
+             for(let n=0,lenn = newmesh.children[j].children.length;n<lenn;n++){
                  if(newmesh.children[j].children[n].name == "top"){
                    newmesh.children[j].children[n].animations = [];
                    newmesh.children[j].children[n].animations.push(fclip.clone());
                    let mixer = new THREE.AnimationMixer(  newmesh.children[j].children[n] );
-                   mixers.push(mixer);
+                   newmesh.mixer.push(mixer);
+                   newmesh.mixerpush = false;
+                   // mixers.push(mixer);
                    let action = mixer.clipAction( newmesh.children[j].children[n].animations[ 0 ] );
                    //action.play();
                    action.setLoop(THREE.LoopOnce);
@@ -87,7 +102,9 @@ export function TrainList() {
                    newmesh.children[j].children[n].animations = [];
                    newmesh.children[j].children[n].animations.push(fclip.clone());
                    let mixer = new THREE.AnimationMixer(  newmesh.children[j].children[n] );
-                   mixers.push(mixer);
+                   newmesh.mixer.push(mixer);
+                   newmesh.mixerpush = false;
+                   // mixers.push(mixer);
                    let action = mixer.clipAction( newmesh.children[j].children[n].animations[ 0 ] );
                    //action.play();
                    action.setLoop(THREE.LoopOnce);
@@ -100,12 +117,13 @@ export function TrainList() {
             newmesh.children[j].code = data[i].code;
             newmesh.children[j].axis = new THREE.Vector3();
             newmesh.children[j].up = new THREE.Vector3(1, 0, 0);
-            newmesh.axis = new THREE.Vector3();
-            newmesh.up = new THREE.Vector3(1, 0, 0);
+            // newmesh.axis = new THREE.Vector3();
+            // newmesh.up = new THREE.Vector3(1, 0, 0);
             // var pos = new THREE.Mesh( geometryp, materialp);
             // pos.position.x = -73.5;
             // newmesh.children[j].add( pos );
             newmesh.children[j].rotalist = [];
+            // console.log(newmesh);
         }
         //
         // // newmesh.children[4].add(newmesh.children[5]);
@@ -122,7 +140,11 @@ export function TrainList() {
           if(mode == "02"){
             let textgeometry = new THREE.PlaneBufferGeometry( 150, 100, 1 );
             let textt = new THREE.CanvasTexture(getTextCanvas(data[i]));
-            let textmaterial = new THREE.MeshBasicMaterial( { side: THREE.DoubleSide,map:textt ,transparent: true} );
+            let textmaterial = new THREE.MeshBasicMaterial( {
+              side: THREE.DoubleSide,
+              map:textt ,transparent: true,
+              alphaTest:0.1
+            } );
             let textplane = new THREE.Mesh( textgeometry, textmaterial );
             textplane.name = data[i].code;
             textplane.position.x = 0;
@@ -165,6 +187,11 @@ export function TrainList() {
         scope.list[data[i].code] = newmesh;
         //scene.add(newmesh);
       }
+      // console.log(selectmesh);
+      // for(let i=0,leni=selectmesh.children.length;i<leni;i++){
+      //   selectmesh.children[i].geometry.dispose();
+      //   selectmesh.children[i].material.dispose();
+      // }
       scene.add(scope.group);
       resolve("loadedtrain");
     });
diff --git a/src/router/index.js b/src/router/index.js
index e4b0d0ffa..fe4452863 100644
--- a/src/router/index.js
+++ b/src/router/index.js
@@ -10,6 +10,7 @@ const Login = () => import('@/views/login/index');
 
 const Jlmap3dedit = () => import('@/views/jlmap3d/edit/jlmap3dedit');
 const Jlmap3d = () => import('@/views/jlmap3d/drive/jl3ddrive');
+const Jlmap3dSandbox = () => import('@/views/jlmap3d/simulation/jl3dsimulation');
 const Display = () => import('@/views/display/index');
 const DesignDisplay = () => import('@/views/display/designIndex');
 
@@ -270,6 +271,11 @@ export const constantRoutes = [
         component: Jlmap3dedit,
         hidden: true
     },
+    {
+        path: '/jlmap3d/sandbox',
+        component: Jlmap3dSandbox,
+        hidden: true
+    },
     {
         path: '/401',
         component: Error401,
diff --git a/src/views/display/index.vue b/src/views/display/index.vue
index d44e25291..1f2a41949 100644
--- a/src/views/display/index.vue
+++ b/src/views/display/index.vue
@@ -41,7 +41,7 @@
       <menu-system-time ref="menuSystemTime" :offset="offset" :right="right" :group="group" />
     </div>
 
-    <Jl3d-Simulation v-show="simulationShow" ref="Jl3dSimulation" :panel-show="simulationShow" @showpanel="showpanel" />
+    <!-- <Jl3d-Simulation v-show="simulationShow" ref="Jl3dSimulation" :panel-show="simulationShow" @showpanel="showpanel" /> -->
     <Jl3d-Drive v-show="drivingShow" ref="Jl3dDrive" :panel-show="drivingShow" @showdriving="showdriving" />
 
     <scheduling v-if="isShowScheduling" ref="scheduling" :group="group" />
@@ -72,9 +72,9 @@ import { EventBus } from '@/scripts/event-bus';
 import Vue from 'vue';
 
 // 三维
-import Jl3dSimulation from '@/views/jlmap3d/simulation/jl3dsimulation';
+// import Jl3dSimulation from '@/views/jlmap3d/simulation/jl3dsimulation';
 import Jl3dDrive from '@/views/jlmap3d/drive/jl3ddrive';
-
+import { getToken } from '@/utils/auth';
 export default {
     name: 'DisplayDraft',
     components: {
@@ -88,7 +88,7 @@ export default {
         MenuScript,
         MenuSchema,
         MenuSystemTime,
-        Jl3dSimulation,
+        // Jl3dSimulation,
         Jl3dDrive,
         Scheduling
     },
@@ -526,9 +526,15 @@ export default {
                 this.drivingShow = true;
                 this.$refs.Jl3dDrive.show(this.mapId, this.group);
             } else {
-                this.panelShow = false;
-                this.simulationShow = true;
-                this.$refs.Jl3dSimulation.show(this.mapId, this.group);
+              let routeData = this.$router.resolve({
+            　　path:'/jlmap3d/sandbox',
+                query:{
+                  mapid:this.mapId,
+                  group:this.group,
+                  token:getToken(),
+                }
+              });
+              window.open(routeData.href, '_blank','noopener noreferrer');
             }
         },
         showScheduling() {
diff --git a/src/views/jlmap3d/drive/jl3ddrive.vue b/src/views/jlmap3d/drive/jl3ddrive.vue
index 95c7708d8..1edae894e 100644
--- a/src/views/jlmap3d/drive/jl3ddrive.vue
+++ b/src/views/jlmap3d/drive/jl3ddrive.vue
@@ -143,6 +143,7 @@ export default {
 	beforeDestroy() {
 		if (this.jlmap3d) {
 			this.jlmap3d.webwork.postMessage('off');
+      this.jlmap3d.webwork.terminate();
 			this.jlmap3d.endsocket();
 			this.jlmap3d.dispose();
 			this.jlmap3d = null;
diff --git a/src/views/jlmap3d/simulation/jl3dsimulation.vue b/src/views/jlmap3d/simulation/jl3dsimulation.vue
index 718ba11f6..972200efd 100644
--- a/src/views/jlmap3d/simulation/jl3dsimulation.vue
+++ b/src/views/jlmap3d/simulation/jl3dsimulation.vue
@@ -74,7 +74,10 @@ export default {
 
 			mapdata: null,
 			jlmap3d: null,
-			selectmodel: null
+			selectmodel: null,
+      mapid:null,
+      group:null,
+      token:null
 		};
 	},
 	watch: {
@@ -93,7 +96,9 @@ export default {
 	beforeDestroy() {
 		// console.log("destroy");
 		if (this.jlmap3d) {
-			this.jlmap3d.webwork.postMessage('off');
+      this.jlmap3d.webwork.postMessage('off');
+      this.jlmap3d.webwork.terminate();
+      this.jlmap3d.jsonwebwork.terminate();
 			this.jlmap3d.dispose();
 			this.jlmap3d = null;
 			// this.$destroy();
@@ -102,12 +107,19 @@ export default {
 
 	mounted() {
 		window.updatemenulist = this.updatemenulist;
-		// this.init();
+    this.getParams();
+
+    // console.log("");
 	},
 	methods: {
+    getParams:function(){
+      var routerParams = this.$route.query.group
+      this.mapid = this.$route.query.mapid;
+      this.group = this.$route.query.group;
+      this.token = this.$route.query.token;
+      this.init(this.mapid,this.group);
+    },
 		show: function (skinCode,group) {
-			// console.log(skinCode);
-			// console.log(this.jlmap3d);
 			if (this.jlmap3d == null) {
 				this.init(skinCode,group);
 			} else {
@@ -170,10 +182,10 @@ export default {
 		},
 
 		back() {
-
-			this.$emit('showpanel');
-			this.jlmap3d.eventoff();
-			this.jlmap3d.animateoff();
+      window.close();
+			// this.$emit('showpanel');
+			// this.jlmap3d.eventoff();
+			// this.jlmap3d.animateoff();
 			// this.jlmap3d = null;
 		}
 
diff --git a/src/views/jlmap3d/simulation/show/menu.vue b/src/views/jlmap3d/simulation/show/menu.vue
index 13ceed726..e3906791a 100644
--- a/src/views/jlmap3d/simulation/show/menu.vue
+++ b/src/views/jlmap3d/simulation/show/menu.vue
@@ -8,7 +8,6 @@
                 <el-form ref="form"   label-width="130px" size="mini">
                   <div class="displaylist" v-for="(station,index) in stationlist"  @click="stationselect(index,station)" v-show="station.type==stationtype" >
                       <div >
-                        <p>车站:{{station.rname}}</p>
                         <p>车站编号:{{station.name}}</p>
                       </div>
                   </div>
diff --git a/static/model/station/fuzhou.FBX b/static/model/station/fuzhou.FBX
index 09236846a..f31f06d5f 100644
Binary files a/static/model/station/fuzhou.FBX and b/static/model/station/fuzhou.FBX differ
diff --git a/static/model/station/fuzhouold.FBX b/static/model/station/fuzhouold.FBX
new file mode 100644
index 000000000..09236846a
Binary files /dev/null and b/static/model/station/fuzhouold.FBX differ
diff --git a/static/model/station/topstation.FBX b/static/model/station/topstation.FBX
new file mode 100644
index 000000000..fd2e02516
Binary files /dev/null and b/static/model/station/topstation.FBX differ
diff --git a/static/model/suidao/background.FBX b/static/model/suidao/background.FBX
new file mode 100644
index 000000000..1003e92aa
Binary files /dev/null and b/static/model/suidao/background.FBX differ
diff --git a/static/model/suidao/background1.FBX b/static/model/suidao/background1.FBX
new file mode 100644
index 000000000..074f6ef93
Binary files /dev/null and b/static/model/suidao/background1.FBX differ
diff --git a/static/model/suidao/suidao.FBX b/static/model/suidao/suidao.FBX
index ee589e0a9..665e67b82 100644
Binary files a/static/model/suidao/suidao.FBX and b/static/model/suidao/suidao.FBX differ
diff --git a/static/model/suidao/suidao1.FBX b/static/model/suidao/suidao1.FBX
index 38c046af3..58b2e10cf 100644
Binary files a/static/model/suidao/suidao1.FBX and b/static/model/suidao/suidao1.FBX differ
diff --git a/static/workertest/jsonworker.js b/static/workertest/jsonworker.js
new file mode 100644
index 000000000..ce4a8856b
--- /dev/null
+++ b/static/workertest/jsonworker.js
@@ -0,0 +1,720 @@
+importScripts('sockjs.js');
+// import { getToken } from '@/utils/auth';
+// import { getBaseUrl } from '@/utils/baseUrl';
+// import SockJS from 'sockjs-client';
+
+// const websocketUrl = 'ws://test.joylink.club/jlcloud/joylink-websocket?token=';
+// const websocketUrl = `http://192.168.3.6:9000/joylink-websocket?token=`;
+let websocketUrl = null;
+let token = null;
+var StompClient = function (headers,token) {
+  let scope = this;
+    this.url = websocketUrl + token;
+    this.headers = headers || {};
+    this.connect();
+};
+
+StompClient.prototype = {
+    socket: null,
+
+    clientIns: null,
+
+    subscribeMap: null,
+
+    url: '',
+
+    status: false,
+
+    sockStatus: 0,
+
+    headers: {
+        // 'X-Token': getToken()
+    },
+
+    count: 0,
+
+    topic: '',
+
+    onmessage: null,
+
+    checkTimer: null,
+
+    // 连接服务端
+    connect() {
+        return new Promise((resolve, reject) => {
+            try {
+                // 断开已有连接
+                if (this.clientIns && this.clientIns.connected) {
+                    this.clientIns.disconnect();
+                    this.clientIns = null;
+                }
+
+                // 建立连接对象（还未发起连接）
+                this.socket = new SockJS(websocketUrl + token);
+
+                // 获取 STOMP 子协议的客户端对象
+                this.clientIns = Stomp.over(this.socket);
+
+                this.closeStompDebug();
+
+                // 向服务器发起websocket连接并发送CONNECT帧
+                this.clientIns.connect({ 'X-Token': token }, () => {
+                    console.info('连接成功.');
+                    this.count = 0;
+                    this.status = true;
+
+                    // 恢复订阅
+                    if (this.topic && this.onmessage) {
+                        this.unsubscribe(this.topic);
+                        this.subscribe(this.topic, this.onmessage, this.headers);
+                    }
+
+
+                    resolve(this);
+                }, () => {
+                    if (this.checkTimer) {
+                        clearInterval(this.checkTimer);
+                        this.checkTimer = null;
+                    }
+
+                });
+            } catch (err) {
+                reject(err);
+            }
+        });
+
+    },
+    logOut(err) {
+        if (err.code == 50008 || err.code == 50014) {
+            this.url = websocketUrl + token;
+            this.status = false;
+            this.count++;
+            this.reconnect(this.count);
+        }
+    },
+    // 恢复链接
+    reconnect(count) {
+        console.info(`尝试第${count || 1}次连接.`);
+        this.connect().then(() => { }).catch(() => {
+            this.count++;
+            this.reconnect(this.count);
+        });
+    },
+
+    closeStompDebug() {
+        if (this.clientIns) {
+            this.clientIns.debug = undefined;
+
+        }
+    },
+
+    // 订阅指定的topic
+    subscribe(topic, onmessage, headers) {
+        this.topic = topic;
+        this.onmessage = onmessage;
+        this.headers = headers;
+        if (this.status) {
+            if (!this.subscribeMap) {
+                this.subscribeMap = new Map();
+            }
+
+            try {
+                var subscription = this.subscribeMap.get(topic);
+                if (!subscription) {
+                    subscription = this.clientIns.subscribe(topic, onmessage, headers); // 接收消息通过 subscribe() 方法实现
+                    this.subscribeMap.set(topic, subscription);
+                }
+            } catch (err) {
+                setTimeout(() => {
+                    this.subscribe(topic, onmessage, headers);
+                }, 300);
+            }
+
+        } else {
+            setTimeout(() => {
+                this.subscribe(topic, onmessage, headers);
+            }, 300);
+        }
+    },
+
+    unsubscribe(topic) {
+        if (this.subscribeMap) {
+            const subscription = this.subscribeMap.get(topic);
+            if (subscription) {
+                subscription.unsubscribe();
+                this.subscribeMap.delete(topic);
+                console.log('取消订阅');
+            }
+        }
+    },
+
+    // 发送消息
+    send(url, msg) {
+        if (this.status) {
+            if (msg) {
+                msg = JSON.stringify(msg);
+            }
+            try {
+                this.clientIns.send(url, {}, msg);
+            } catch (err) {
+                this.status = false;
+                this.send(url, msg);
+            }
+        } else {
+            setTimeout(() => {
+                this.send(url, msg);
+            }, 300);
+        }
+    },
+
+    disconnect() {
+        if (this.checkTimer) {
+            clearInterval(this.checkTimer);
+            this.checkTimer = null;
+        }
+
+        if (this.clientIns && this.clientIns.connected) {
+            this.clientIns.disconnect();
+            this.clientIns = null;
+        }
+        this.status = false;
+        console.log('断开连接');
+    }
+
+};
+
+
+
+
+  var Byte, Client, Frame, Stomp,
+    __hasProp = {}.hasOwnProperty,
+    __slice = [].slice;
+
+  Byte = {
+    LF: '\x0A',
+    NULL: '\x00'
+  };
+
+  Frame = (function() {
+    var unmarshallSingle;
+
+    function Frame(command, headers, body) {
+      this.command = command;
+      this.headers = headers != null ? headers : {};
+      this.body = body != null ? body : '';
+    }
+
+    Frame.prototype.toString = function() {
+      var lines, name, skipContentLength, value, _ref;
+      lines = [this.command];
+      skipContentLength = this.headers['content-length'] === false ? true : false;
+      if (skipContentLength) {
+        delete this.headers['content-length'];
+      }
+      _ref = this.headers;
+      for (name in _ref) {
+        if (!__hasProp.call(_ref, name)) continue;
+        value = _ref[name];
+        lines.push("" + name + ":" + value);
+      }
+      if (this.body && !skipContentLength) {
+        lines.push("content-length:" + (Frame.sizeOfUTF8(this.body)));
+      }
+      lines.push(Byte.LF + this.body);
+      return lines.join(Byte.LF);
+    };
+
+    Frame.sizeOfUTF8 = function(s) {
+      if (s) {
+        return encodeURI(s).match(/%..|./g).length;
+      } else {
+        return 0;
+      }
+    };
+
+    unmarshallSingle = function(data) {
+      var body, chr, command, divider, headerLines, headers, i, idx, len, line, start, trim, _i, _j, _len, _ref, _ref1;
+      divider = data.search(RegExp("" + Byte.LF + Byte.LF));
+      headerLines = data.substring(0, divider).split(Byte.LF);
+      command = headerLines.shift();
+      headers = {};
+      trim = function(str) {
+        return str.replace(/^\s+|\s+$/g, '');
+      };
+      _ref = headerLines.reverse();
+      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+        line = _ref[_i];
+        idx = line.indexOf(':');
+        headers[trim(line.substring(0, idx))] = trim(line.substring(idx + 1));
+      }
+      body = '';
+      start = divider + 2;
+      if (headers['content-length']) {
+        len = parseInt(headers['content-length']);
+        body = ('' + data).substring(start, start + len);
+      } else {
+        chr = null;
+        for (i = _j = start, _ref1 = data.length; start <= _ref1 ? _j < _ref1 : _j > _ref1; i = start <= _ref1 ? ++_j : --_j) {
+          chr = data.charAt(i);
+          if (chr === Byte.NULL) {
+            break;
+          }
+          body += chr;
+        }
+      }
+      return new Frame(command, headers, body);
+    };
+
+    Frame.unmarshall = function(datas) {
+      var data;
+      return (function() {
+        var _i, _len, _ref, _results;
+        _ref = datas.split(RegExp("" + Byte.NULL + Byte.LF + "*"));
+        _results = [];
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          data = _ref[_i];
+          if ((data != null ? data.length : void 0) > 0) {
+            _results.push(unmarshallSingle(data));
+          }
+        }
+        return _results;
+      })();
+    };
+
+    Frame.marshall = function(command, headers, body) {
+      var frame;
+      frame = new Frame(command, headers, body);
+      return frame.toString() + Byte.NULL;
+    };
+
+    return Frame;
+
+  })();
+
+  Client = (function() {
+    var now;
+
+    function Client(ws) {
+      this.ws = ws;
+      this.ws.binaryType = "arraybuffer";
+      this.counter = 0;
+      this.connected = false;
+      this.heartbeat = {
+        outgoing: 10000,
+        incoming: 10000
+      };
+      this.maxWebSocketFrameSize = 16 * 1024;
+      this.subscriptions = {};
+    }
+
+    Client.prototype.debug = function(message) {
+      var _ref;
+      return typeof window !== "undefined" && window !== null ? (_ref = window.console) != null ? _ref.log(message) : void 0 : void 0;
+    };
+
+    now = function() {
+      if (Date.now) {
+        return Date.now();
+      } else {
+        return new Date().valueOf;
+      }
+    };
+
+    Client.prototype._transmit = function(command, headers, body) {
+      var out;
+      out = Frame.marshall(command, headers, body);
+      if (typeof this.debug === "function") {
+        this.debug(">>> " + out);
+      }
+      while (true) {
+        if (out.length > this.maxWebSocketFrameSize) {
+          this.ws.send(out.substring(0, this.maxWebSocketFrameSize));
+          out = out.substring(this.maxWebSocketFrameSize);
+          if (typeof this.debug === "function") {
+            this.debug("remaining = " + out.length);
+          }
+        } else {
+          return this.ws.send(out);
+        }
+      }
+    };
+
+    Client.prototype._setupHeartbeat = function(headers) {
+      var serverIncoming, serverOutgoing, ttl, v, _ref, _ref1;
+      if ((_ref = headers.version) !== Stomp.VERSIONS.V1_1 && _ref !== Stomp.VERSIONS.V1_2) {
+        return;
+      }
+      _ref1 = (function() {
+        var _i, _len, _ref1, _results;
+        _ref1 = headers['heart-beat'].split(",");
+        _results = [];
+        for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
+          v = _ref1[_i];
+          _results.push(parseInt(v));
+        }
+        return _results;
+      })(), serverOutgoing = _ref1[0], serverIncoming = _ref1[1];
+      if (!(this.heartbeat.outgoing === 0 || serverIncoming === 0)) {
+        ttl = Math.max(this.heartbeat.outgoing, serverIncoming);
+        if (typeof this.debug === "function") {
+          this.debug("send PING every " + ttl + "ms");
+        }
+        this.pinger = Stomp.setInterval(ttl, (function(_this) {
+          return function() {
+            _this.ws.send(Byte.LF);
+            return typeof _this.debug === "function" ? _this.debug(">>> PING") : void 0;
+          };
+        })(this));
+      }
+      if (!(this.heartbeat.incoming === 0 || serverOutgoing === 0)) {
+        ttl = Math.max(this.heartbeat.incoming, serverOutgoing);
+        if (typeof this.debug === "function") {
+          this.debug("check PONG every " + ttl + "ms");
+        }
+        return this.ponger = Stomp.setInterval(ttl, (function(_this) {
+          return function() {
+            var delta;
+            delta = now() - _this.serverActivity;
+            if (delta > ttl * 2) {
+              if (typeof _this.debug === "function") {
+                _this.debug("did not receive server activity for the last " + delta + "ms");
+              }
+              return _this.ws.close();
+            }
+          };
+        })(this));
+      }
+    };
+
+    Client.prototype._parseConnect = function() {
+      var args, connectCallback, errorCallback, headers;
+      args = 1 <= arguments.length ? __slice.call(arguments, 0) : [];
+      headers = {};
+      switch (args.length) {
+        case 2:
+          headers = args[0], connectCallback = args[1];
+          break;
+        case 3:
+          if (args[1] instanceof Function) {
+            headers = args[0], connectCallback = args[1], errorCallback = args[2];
+          } else {
+            headers.login = args[0], headers.passcode = args[1], connectCallback = args[2];
+          }
+          break;
+        case 4:
+          headers.login = args[0], headers.passcode = args[1], connectCallback = args[2], errorCallback = args[3];
+          break;
+        default:
+          headers.login = args[0], headers.passcode = args[1], connectCallback = args[2], errorCallback = args[3], headers.host = args[4];
+      }
+      return [headers, connectCallback, errorCallback];
+    };
+
+    Client.prototype.connect = function() {
+      var args, errorCallback, headers, out;
+      args = 1 <= arguments.length ? __slice.call(arguments, 0) : [];
+      out = this._parseConnect.apply(this, args);
+      headers = out[0], this.connectCallback = out[1], errorCallback = out[2];
+      if (typeof this.debug === "function") {
+        this.debug("Opening Web Socket...");
+      }
+      this.ws.onmessage = (function(_this) {
+        return function(evt) {
+          var arr, c, client, data, frame, messageID, onreceive, subscription, _i, _len, _ref, _results;
+          data = typeof ArrayBuffer !== 'undefined' && evt.data instanceof ArrayBuffer ? (arr = new Uint8Array(evt.data), typeof _this.debug === "function" ? _this.debug("--- got data length: " + arr.length) : void 0, ((function() {
+            var _i, _len, _results;
+            _results = [];
+            for (_i = 0, _len = arr.length; _i < _len; _i++) {
+              c = arr[_i];
+              _results.push(String.fromCharCode(c));
+            }
+            return _results;
+          })()).join('')) : evt.data;
+          _this.serverActivity = now();
+          if (data === Byte.LF) {
+            if (typeof _this.debug === "function") {
+              _this.debug("<<< PONG");
+            }
+            return;
+          }
+          if (typeof _this.debug === "function") {
+            _this.debug("<<< " + data);
+          }
+          _ref = Frame.unmarshall(data);
+          _results = [];
+          for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+            frame = _ref[_i];
+            switch (frame.command) {
+              case "CONNECTED":
+                if (typeof _this.debug === "function") {
+                  _this.debug("connected to server " + frame.headers.server);
+                }
+                _this.connected = true;
+                _this._setupHeartbeat(frame.headers);
+                _results.push(typeof _this.connectCallback === "function" ? _this.connectCallback(frame) : void 0);
+                break;
+              case "MESSAGE":
+                subscription = frame.headers.subscription;
+                onreceive = _this.subscriptions[subscription] || _this.onreceive;
+                if (onreceive) {
+                  client = _this;
+                  messageID = frame.headers["message-id"];
+                  frame.ack = function(headers) {
+                    if (headers == null) {
+                      headers = {};
+                    }
+                    return client.ack(messageID, subscription, headers);
+                  };
+                  frame.nack = function(headers) {
+                    if (headers == null) {
+                      headers = {};
+                    }
+                    return client.nack(messageID, subscription, headers);
+                  };
+                  _results.push(onreceive(frame));
+                } else {
+                  _results.push(typeof _this.debug === "function" ? _this.debug("Unhandled received MESSAGE: " + frame) : void 0);
+                }
+                break;
+              case "RECEIPT":
+                _results.push(typeof _this.onreceipt === "function" ? _this.onreceipt(frame) : void 0);
+                break;
+              case "ERROR":
+                _results.push(typeof errorCallback === "function" ? errorCallback(frame) : void 0);
+                break;
+              default:
+                _results.push(typeof _this.debug === "function" ? _this.debug("Unhandled frame: " + frame) : void 0);
+            }
+          }
+          return _results;
+        };
+      })(this);
+      this.ws.onclose = (function(_this) {
+        return function() {
+          var msg;
+          msg = "Whoops! Lost connection to " + _this.ws.url;
+          if (typeof _this.debug === "function") {
+            _this.debug(msg);
+          }
+          _this._cleanUp();
+          return typeof errorCallback === "function" ? errorCallback(msg) : void 0;
+        };
+      })(this);
+      return this.ws.onopen = (function(_this) {
+        return function() {
+          if (typeof _this.debug === "function") {
+            _this.debug('Web Socket Opened...');
+          }
+          headers["accept-version"] = Stomp.VERSIONS.supportedVersions();
+          headers["heart-beat"] = [_this.heartbeat.outgoing, _this.heartbeat.incoming].join(',');
+          return _this._transmit("CONNECT", headers);
+        };
+      })(this);
+    };
+
+    Client.prototype.disconnect = function(disconnectCallback, headers) {
+      if (headers == null) {
+        headers = {};
+      }
+      this._transmit("DISCONNECT", headers);
+      this.ws.onclose = null;
+      this.ws.close();
+      this._cleanUp();
+      return typeof disconnectCallback === "function" ? disconnectCallback() : void 0;
+    };
+
+    Client.prototype._cleanUp = function() {
+      this.connected = false;
+      if (this.pinger) {
+        Stomp.clearInterval(this.pinger);
+      }
+      if (this.ponger) {
+        return Stomp.clearInterval(this.ponger);
+      }
+    };
+
+    Client.prototype.send = function(destination, headers, body) {
+      if (headers == null) {
+        headers = {};
+      }
+      if (body == null) {
+        body = '';
+      }
+      headers.destination = destination;
+      return this._transmit("SEND", headers, body);
+    };
+
+    Client.prototype.subscribe = function(destination, callback, headers) {
+      var client;
+      if (headers == null) {
+        headers = {};
+      }
+      if (!headers.id) {
+        headers.id = "sub-" + this.counter++;
+      }
+      headers.destination = destination;
+      this.subscriptions[headers.id] = callback;
+      this._transmit("SUBSCRIBE", headers);
+      client = this;
+      return {
+        id: headers.id,
+        unsubscribe: function() {
+          return client.unsubscribe(headers.id);
+        }
+      };
+    };
+
+    Client.prototype.unsubscribe = function(id) {
+      delete this.subscriptions[id];
+      return this._transmit("UNSUBSCRIBE", {
+        id: id
+      });
+    };
+
+    Client.prototype.begin = function(transaction) {
+      var client, txid;
+      txid = transaction || "tx-" + this.counter++;
+      this._transmit("BEGIN", {
+        transaction: txid
+      });
+      client = this;
+      return {
+        id: txid,
+        commit: function() {
+          return client.commit(txid);
+        },
+        abort: function() {
+          return client.abort(txid);
+        }
+      };
+    };
+
+    Client.prototype.commit = function(transaction) {
+      return this._transmit("COMMIT", {
+        transaction: transaction
+      });
+    };
+
+    Client.prototype.abort = function(transaction) {
+      return this._transmit("ABORT", {
+        transaction: transaction
+      });
+    };
+
+    Client.prototype.ack = function(messageID, subscription, headers) {
+      if (headers == null) {
+        headers = {};
+      }
+      headers["message-id"] = messageID;
+      headers.subscription = subscription;
+      return this._transmit("ACK", headers);
+    };
+
+    Client.prototype.nack = function(messageID, subscription, headers) {
+      if (headers == null) {
+        headers = {};
+      }
+      headers["message-id"] = messageID;
+      headers.subscription = subscription;
+      return this._transmit("NACK", headers);
+    };
+
+    return Client;
+
+  })();
+
+  Stomp = {
+    VERSIONS: {
+      V1_0: '1.0',
+      V1_1: '1.1',
+      V1_2: '1.2',
+      supportedVersions: function() {
+        return '1.1,1.0';
+      }
+    },
+    client: function(url, protocols) {
+      var klass, ws;
+      if (protocols == null) {
+        protocols = ['v10.stomp', 'v11.stomp'];
+      }
+      klass = Stomp.WebSocketClass || WebSocket;
+      ws = new klass(url, protocols);
+      return new Client(ws);
+    },
+    over: function(ws) {
+      return new Client(ws);
+    },
+    Frame: Frame
+  };
+
+  if (typeof exports !== "undefined" && exports !== null) {
+    exports.Stomp = Stomp;
+  }
+
+  if (typeof window !== "undefined" && window !== null) {
+    Stomp.setInterval = function(interval, f) {
+      return window.setInterval(f, interval);
+    };
+    Stomp.clearInterval = function(id) {
+      return window.clearInterval(id);
+    };
+    window.Stomp = Stomp;
+  }
+
+
+let data = null;
+
+let topic = null;
+let header = null;
+function timedCount(){
+
+  onmessage = (e) => {
+
+        // data = JSON.parse(e.data);
+        // // console.log(data);
+        // if(data.type == 'Simulation_TrainSpeed'){
+        //
+        // }else{
+        //   postMessage(data);
+        // }
+        //
+        // console.log(e.data);
+        if(e.data.type == "init"){
+        	topic = e.data.topic;
+        	header = {'X-Token': e.data.token };
+          token = e.data.token;
+          websocketUrl = e.data.baseurl+'/joylink-websocket?token=';
+
+        }
+
+        if(e.data == "connect"){
+          let teststomp = new StompClient(header,token);
+          teststomp.subscribe(topic, callback, header);
+        }
+
+
+  }
+  function callback(Response) {
+    // console.log(Response);
+    data = JSON.parse(Response.body);
+    // console.log(data);
+    if(data.type == 'SJL3D_TrainStatus'){
+      for (let i=0,leni = data.body.length; i<leni; i++) {
+        postMessage(data.body[i]);
+      }
+    }
+    if(data.type == 'Simulation_DeviceStatus'){
+      for (let i= 0,leni = data.body.length; i<leni; i++) {
+        postMessage(data.body[i]);
+      }
+
+    }
+    if(data.type == 'Simulation_Reset'){
+        postMessage(data);
+    }
+
+  }
+
+}
+
+timedCount();
diff --git a/static/workertest/sockjs.js b/static/workertest/sockjs.js
new file mode 100644
index 000000000..24242c023
--- /dev/null
+++ b/static/workertest/sockjs.js
@@ -0,0 +1,5818 @@
+/* sockjs-client v1.4.0 | http://sockjs.org | MIT license */
+(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.SockJS = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var transportList = require('./transport-list');
+
+module.exports = require('./main')(transportList);
+
+// TODO can't get rid of this until all servers do
+if ('_sockjs_onload' in global) {
+  setTimeout(global._sockjs_onload, 1);
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"./main":14,"./transport-list":16}],2:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , Event = require('./event')
+  ;
+
+function CloseEvent() {
+  Event.call(this);
+  this.initEvent('close', false, false);
+  this.wasClean = false;
+  this.code = 0;
+  this.reason = '';
+}
+
+inherits(CloseEvent, Event);
+
+module.exports = CloseEvent;
+
+},{"./event":4,"inherits":57}],3:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , EventTarget = require('./eventtarget')
+  ;
+
+function EventEmitter() {
+  EventTarget.call(this);
+}
+
+inherits(EventEmitter, EventTarget);
+
+EventEmitter.prototype.removeAllListeners = function(type) {
+  if (type) {
+    delete this._listeners[type];
+  } else {
+    this._listeners = {};
+  }
+};
+
+EventEmitter.prototype.once = function(type, listener) {
+  var self = this
+    , fired = false;
+
+  function g() {
+    self.removeListener(type, g);
+
+    if (!fired) {
+      fired = true;
+      listener.apply(this, arguments);
+    }
+  }
+
+  this.on(type, g);
+};
+
+EventEmitter.prototype.emit = function() {
+  var type = arguments[0];
+  var listeners = this._listeners[type];
+  if (!listeners) {
+    return;
+  }
+  // equivalent of Array.prototype.slice.call(arguments, 1);
+  var l = arguments.length;
+  var args = new Array(l - 1);
+  for (var ai = 1; ai < l; ai++) {
+    args[ai - 1] = arguments[ai];
+  }
+  for (var i = 0; i < listeners.length; i++) {
+    listeners[i].apply(this, args);
+  }
+};
+
+EventEmitter.prototype.on = EventEmitter.prototype.addListener = EventTarget.prototype.addEventListener;
+EventEmitter.prototype.removeListener = EventTarget.prototype.removeEventListener;
+
+module.exports.EventEmitter = EventEmitter;
+
+},{"./eventtarget":5,"inherits":57}],4:[function(require,module,exports){
+'use strict';
+
+function Event(eventType) {
+  this.type = eventType;
+}
+
+Event.prototype.initEvent = function(eventType, canBubble, cancelable) {
+  this.type = eventType;
+  this.bubbles = canBubble;
+  this.cancelable = cancelable;
+  this.timeStamp = +new Date();
+  return this;
+};
+
+Event.prototype.stopPropagation = function() {};
+Event.prototype.preventDefault = function() {};
+
+Event.CAPTURING_PHASE = 1;
+Event.AT_TARGET = 2;
+Event.BUBBLING_PHASE = 3;
+
+module.exports = Event;
+
+},{}],5:[function(require,module,exports){
+'use strict';
+
+/* Simplified implementation of DOM2 EventTarget.
+ *   http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget
+ */
+
+function EventTarget() {
+  this._listeners = {};
+}
+
+EventTarget.prototype.addEventListener = function(eventType, listener) {
+  if (!(eventType in this._listeners)) {
+    this._listeners[eventType] = [];
+  }
+  var arr = this._listeners[eventType];
+  // #4
+  if (arr.indexOf(listener) === -1) {
+    // Make a copy so as not to interfere with a current dispatchEvent.
+    arr = arr.concat([listener]);
+  }
+  this._listeners[eventType] = arr;
+};
+
+EventTarget.prototype.removeEventListener = function(eventType, listener) {
+  var arr = this._listeners[eventType];
+  if (!arr) {
+    return;
+  }
+  var idx = arr.indexOf(listener);
+  if (idx !== -1) {
+    if (arr.length > 1) {
+      // Make a copy so as not to interfere with a current dispatchEvent.
+      this._listeners[eventType] = arr.slice(0, idx).concat(arr.slice(idx + 1));
+    } else {
+      delete this._listeners[eventType];
+    }
+    return;
+  }
+};
+
+EventTarget.prototype.dispatchEvent = function() {
+  var event = arguments[0];
+  var t = event.type;
+  // equivalent of Array.prototype.slice.call(arguments, 0);
+  var args = arguments.length === 1 ? [event] : Array.apply(null, arguments);
+  // TODO: This doesn't match the real behavior; per spec, onfoo get
+  // their place in line from the /first/ time they're set from
+  // non-null. Although WebKit bumps it to the end every time it's
+  // set.
+  if (this['on' + t]) {
+    this['on' + t].apply(this, args);
+  }
+  if (t in this._listeners) {
+    // Grab a reference to the listeners list. removeEventListener may alter the list.
+    var listeners = this._listeners[t];
+    for (var i = 0; i < listeners.length; i++) {
+      listeners[i].apply(this, args);
+    }
+  }
+};
+
+module.exports = EventTarget;
+
+},{}],6:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , Event = require('./event')
+  ;
+
+function TransportMessageEvent(data) {
+  Event.call(this);
+  this.initEvent('message', false, false);
+  this.data = data;
+}
+
+inherits(TransportMessageEvent, Event);
+
+module.exports = TransportMessageEvent;
+
+},{"./event":4,"inherits":57}],7:[function(require,module,exports){
+'use strict';
+
+var JSON3 = require('json3')
+  , iframeUtils = require('./utils/iframe')
+  ;
+
+function FacadeJS(transport) {
+  this._transport = transport;
+  transport.on('message', this._transportMessage.bind(this));
+  transport.on('close', this._transportClose.bind(this));
+}
+
+FacadeJS.prototype._transportClose = function(code, reason) {
+  iframeUtils.postMessage('c', JSON3.stringify([code, reason]));
+};
+FacadeJS.prototype._transportMessage = function(frame) {
+  iframeUtils.postMessage('t', frame);
+};
+FacadeJS.prototype._send = function(data) {
+  this._transport.send(data);
+};
+FacadeJS.prototype._close = function() {
+  this._transport.close();
+  this._transport.removeAllListeners();
+};
+
+module.exports = FacadeJS;
+
+},{"./utils/iframe":47,"json3":58}],8:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var urlUtils = require('./utils/url')
+  , eventUtils = require('./utils/event')
+  , JSON3 = require('json3')
+  , FacadeJS = require('./facade')
+  , InfoIframeReceiver = require('./info-iframe-receiver')
+  , iframeUtils = require('./utils/iframe')
+  , loc = require('./location')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:iframe-bootstrap');
+}
+
+module.exports = function(SockJS, availableTransports) {
+  var transportMap = {};
+  availableTransports.forEach(function(at) {
+    if (at.facadeTransport) {
+      transportMap[at.facadeTransport.transportName] = at.facadeTransport;
+    }
+  });
+
+  // hard-coded for the info iframe
+  // TODO see if we can make this more dynamic
+  transportMap[InfoIframeReceiver.transportName] = InfoIframeReceiver;
+  var parentOrigin;
+
+  /* eslint-disable camelcase */
+  SockJS.bootstrap_iframe = function() {
+    /* eslint-enable camelcase */
+    var facade;
+    iframeUtils.currentWindowId = loc.hash.slice(1);
+    var onMessage = function(e) {
+      if (e.source !== parent) {
+        return;
+      }
+      if (typeof parentOrigin === 'undefined') {
+        parentOrigin = e.origin;
+      }
+      if (e.origin !== parentOrigin) {
+        return;
+      }
+
+      var iframeMessage;
+      try {
+        iframeMessage = JSON3.parse(e.data);
+      } catch (ignored) {
+        debug('bad json', e.data);
+        return;
+      }
+
+      if (iframeMessage.windowId !== iframeUtils.currentWindowId) {
+        return;
+      }
+      switch (iframeMessage.type) {
+      case 's':
+        var p;
+        try {
+          p = JSON3.parse(iframeMessage.data);
+        } catch (ignored) {
+          debug('bad json', iframeMessage.data);
+          break;
+        }
+        var version = p[0];
+        var transport = p[1];
+        var transUrl = p[2];
+        var baseUrl = p[3];
+        debug(version, transport, transUrl, baseUrl);
+        // change this to semver logic
+        if (version !== SockJS.version) {
+          throw new Error('Incompatible SockJS! Main site uses:' +
+                    ' "' + version + '", the iframe:' +
+                    ' "' + SockJS.version + '".');
+        }
+
+        if (!urlUtils.isOriginEqual(transUrl, loc.href) ||
+            !urlUtils.isOriginEqual(baseUrl, loc.href)) {
+          throw new Error('Can\'t connect to different domain from within an ' +
+                    'iframe. (' + loc.href + ', ' + transUrl + ', ' + baseUrl + ')');
+        }
+        facade = new FacadeJS(new transportMap[transport](transUrl, baseUrl));
+        break;
+      case 'm':
+        facade._send(iframeMessage.data);
+        break;
+      case 'c':
+        if (facade) {
+          facade._close();
+        }
+        facade = null;
+        break;
+      }
+    };
+
+    eventUtils.attachEvent('message', onMessage);
+
+    // Start
+    iframeUtils.postMessage('s');
+  };
+};
+
+}).call(this,{ env: {} })
+
+},{"./facade":7,"./info-iframe-receiver":10,"./location":13,"./utils/event":46,"./utils/iframe":47,"./utils/url":52,"debug":55,"json3":58}],9:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+  , inherits = require('inherits')
+  , JSON3 = require('json3')
+  , objectUtils = require('./utils/object')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:info-ajax');
+}
+
+function InfoAjax(url, AjaxObject) {
+  EventEmitter.call(this);
+
+  var self = this;
+  var t0 = +new Date();
+  this.xo = new AjaxObject('GET', url);
+
+  this.xo.once('finish', function(status, text) {
+    var info, rtt;
+    if (status === 200) {
+      rtt = (+new Date()) - t0;
+      if (text) {
+        try {
+          info = JSON3.parse(text);
+        } catch (e) {
+          debug('bad json', text);
+        }
+      }
+
+      if (!objectUtils.isObject(info)) {
+        info = {};
+      }
+    }
+    self.emit('finish', info, rtt);
+    self.removeAllListeners();
+  });
+}
+
+inherits(InfoAjax, EventEmitter);
+
+InfoAjax.prototype.close = function() {
+  this.removeAllListeners();
+  this.xo.close();
+};
+
+module.exports = InfoAjax;
+
+}).call(this,{ env: {} })
+
+},{"./utils/object":49,"debug":55,"events":3,"inherits":57,"json3":58}],10:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , EventEmitter = require('events').EventEmitter
+  , JSON3 = require('json3')
+  , XHRLocalObject = require('./transport/sender/xhr-local')
+  , InfoAjax = require('./info-ajax')
+  ;
+
+function InfoReceiverIframe(transUrl) {
+  var self = this;
+  EventEmitter.call(this);
+
+  this.ir = new InfoAjax(transUrl, XHRLocalObject);
+  this.ir.once('finish', function(info, rtt) {
+    self.ir = null;
+    self.emit('message', JSON3.stringify([info, rtt]));
+  });
+}
+
+inherits(InfoReceiverIframe, EventEmitter);
+
+InfoReceiverIframe.transportName = 'iframe-info-receiver';
+
+InfoReceiverIframe.prototype.close = function() {
+  if (this.ir) {
+    this.ir.close();
+    this.ir = null;
+  }
+  this.removeAllListeners();
+};
+
+module.exports = InfoReceiverIframe;
+
+},{"./info-ajax":9,"./transport/sender/xhr-local":37,"events":3,"inherits":57,"json3":58}],11:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+  , inherits = require('inherits')
+  , JSON3 = require('json3')
+  , utils = require('./utils/event')
+  , IframeTransport = require('./transport/iframe')
+  , InfoReceiverIframe = require('./info-iframe-receiver')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:info-iframe');
+}
+
+function InfoIframe(baseUrl, url) {
+  var self = this;
+  EventEmitter.call(this);
+
+  var go = function() {
+    var ifr = self.ifr = new IframeTransport(InfoReceiverIframe.transportName, url, baseUrl);
+
+    ifr.once('message', function(msg) {
+      if (msg) {
+        var d;
+        try {
+          d = JSON3.parse(msg);
+        } catch (e) {
+          debug('bad json', msg);
+          self.emit('finish');
+          self.close();
+          return;
+        }
+
+        var info = d[0], rtt = d[1];
+        self.emit('finish', info, rtt);
+      }
+      self.close();
+    });
+
+    ifr.once('close', function() {
+      self.emit('finish');
+      self.close();
+    });
+  };
+
+  // TODO this seems the same as the 'needBody' from transports
+  if (!global.document.body) {
+    utils.attachEvent('load', go);
+  } else {
+    go();
+  }
+}
+
+inherits(InfoIframe, EventEmitter);
+
+InfoIframe.enabled = function() {
+  return IframeTransport.enabled();
+};
+
+InfoIframe.prototype.close = function() {
+  if (this.ifr) {
+    this.ifr.close();
+  }
+  this.removeAllListeners();
+  this.ifr = null;
+};
+
+module.exports = InfoIframe;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"./info-iframe-receiver":10,"./transport/iframe":22,"./utils/event":46,"debug":55,"events":3,"inherits":57,"json3":58}],12:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+  , inherits = require('inherits')
+  , urlUtils = require('./utils/url')
+  , XDR = require('./transport/sender/xdr')
+  , XHRCors = require('./transport/sender/xhr-cors')
+  , XHRLocal = require('./transport/sender/xhr-local')
+  , XHRFake = require('./transport/sender/xhr-fake')
+  , InfoIframe = require('./info-iframe')
+  , InfoAjax = require('./info-ajax')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:info-receiver');
+}
+
+function InfoReceiver(baseUrl, urlInfo) {
+  debug(baseUrl);
+  var self = this;
+  EventEmitter.call(this);
+
+  setTimeout(function() {
+    self.doXhr(baseUrl, urlInfo);
+  }, 0);
+}
+
+inherits(InfoReceiver, EventEmitter);
+
+// TODO this is currently ignoring the list of available transports and the whitelist
+
+InfoReceiver._getReceiver = function(baseUrl, url, urlInfo) {
+  // determine method of CORS support (if needed)
+  if (urlInfo.sameOrigin) {
+    return new InfoAjax(url, XHRLocal);
+  }
+  if (XHRCors.enabled) {
+    return new InfoAjax(url, XHRCors);
+  }
+  if (XDR.enabled && urlInfo.sameScheme) {
+    return new InfoAjax(url, XDR);
+  }
+  if (InfoIframe.enabled()) {
+    return new InfoIframe(baseUrl, url);
+  }
+  return new InfoAjax(url, XHRFake);
+};
+
+InfoReceiver.prototype.doXhr = function(baseUrl, urlInfo) {
+  var self = this
+    , url = urlUtils.addPath(baseUrl, '/info')
+    ;
+  debug('doXhr', url);
+
+  this.xo = InfoReceiver._getReceiver(baseUrl, url, urlInfo);
+
+  this.timeoutRef = setTimeout(function() {
+    debug('timeout');
+    self._cleanup(false);
+    self.emit('finish');
+  }, InfoReceiver.timeout);
+
+  this.xo.once('finish', function(info, rtt) {
+    debug('finish', info, rtt);
+    self._cleanup(true);
+    self.emit('finish', info, rtt);
+  });
+};
+
+InfoReceiver.prototype._cleanup = function(wasClean) {
+  debug('_cleanup');
+  clearTimeout(this.timeoutRef);
+  this.timeoutRef = null;
+  if (!wasClean && this.xo) {
+    this.xo.close();
+  }
+  this.xo = null;
+};
+
+InfoReceiver.prototype.close = function() {
+  debug('close');
+  this.removeAllListeners();
+  this._cleanup(false);
+};
+
+InfoReceiver.timeout = 8000;
+
+module.exports = InfoReceiver;
+
+}).call(this,{ env: {} })
+
+},{"./info-ajax":9,"./info-iframe":11,"./transport/sender/xdr":34,"./transport/sender/xhr-cors":35,"./transport/sender/xhr-fake":36,"./transport/sender/xhr-local":37,"./utils/url":52,"debug":55,"events":3,"inherits":57}],13:[function(require,module,exports){
+(function (global){
+'use strict';
+
+module.exports = global.location || {
+  origin: 'http://localhost:80'
+, protocol: 'http:'
+, host: 'localhost'
+, port: 80
+, href: 'http://localhost/'
+, hash: ''
+};
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{}],14:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+require('./shims');
+
+var URL = require('url-parse')
+  , inherits = require('inherits')
+  , JSON3 = require('json3')
+  , random = require('./utils/random')
+  , escape = require('./utils/escape')
+  , urlUtils = require('./utils/url')
+  , eventUtils = require('./utils/event')
+  , transport = require('./utils/transport')
+  , objectUtils = require('./utils/object')
+  , browser = require('./utils/browser')
+  , log = require('./utils/log')
+  , Event = require('./event/event')
+  , EventTarget = require('./event/eventtarget')
+  , loc = require('./location')
+  , CloseEvent = require('./event/close')
+  , TransportMessageEvent = require('./event/trans-message')
+  , InfoReceiver = require('./info-receiver')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:main');
+}
+
+var transports;
+
+// follow constructor steps defined at http://dev.w3.org/html5/websockets/#the-websocket-interface
+function SockJS(url, protocols, options) {
+  if (!(this instanceof SockJS)) {
+    return new SockJS(url, protocols, options);
+  }
+  if (arguments.length < 1) {
+    throw new TypeError("Failed to construct 'SockJS: 1 argument required, but only 0 present");
+  }
+  EventTarget.call(this);
+
+  this.readyState = SockJS.CONNECTING;
+  this.extensions = '';
+  this.protocol = '';
+
+  // non-standard extension
+  options = options || {};
+  if (options.protocols_whitelist) {
+    log.warn("'protocols_whitelist' is DEPRECATED. Use 'transports' instead.");
+  }
+  this._transportsWhitelist = options.transports;
+  this._transportOptions = options.transportOptions || {};
+  this._timeout = options.timeout || 0;
+
+  var sessionId = options.sessionId || 8;
+  if (typeof sessionId === 'function') {
+    this._generateSessionId = sessionId;
+  } else if (typeof sessionId === 'number') {
+    this._generateSessionId = function() {
+      return random.string(sessionId);
+    };
+  } else {
+    throw new TypeError('If sessionId is used in the options, it needs to be a number or a function.');
+  }
+
+  this._server = options.server || random.numberString(1000);
+
+  // Step 1 of WS spec - parse and validate the url. Issue #8
+  var parsedUrl = new URL(url);
+  if (!parsedUrl.host || !parsedUrl.protocol) {
+    throw new SyntaxError("The URL '" + url + "' is invalid");
+  } else if (parsedUrl.hash) {
+    throw new SyntaxError('The URL must not contain a fragment');
+  } else if (parsedUrl.protocol !== 'http:' && parsedUrl.protocol !== 'https:') {
+    throw new SyntaxError("The URL's scheme must be either 'http:' or 'https:'. '" + parsedUrl.protocol + "' is not allowed.");
+  }
+
+  var secure = parsedUrl.protocol === 'https:';
+  // Step 2 - don't allow secure origin with an insecure protocol
+  if (loc.protocol === 'https:' && !secure) {
+    throw new Error('SecurityError: An insecure SockJS connection may not be initiated from a page loaded over HTTPS');
+  }
+
+  // Step 3 - check port access - no need here
+  // Step 4 - parse protocols argument
+  if (!protocols) {
+    protocols = [];
+  } else if (!Array.isArray(protocols)) {
+    protocols = [protocols];
+  }
+
+  // Step 5 - check protocols argument
+  var sortedProtocols = protocols.sort();
+  sortedProtocols.forEach(function(proto, i) {
+    if (!proto) {
+      throw new SyntaxError("The protocols entry '" + proto + "' is invalid.");
+    }
+    if (i < (sortedProtocols.length - 1) && proto === sortedProtocols[i + 1]) {
+      throw new SyntaxError("The protocols entry '" + proto + "' is duplicated.");
+    }
+  });
+
+  // Step 6 - convert origin
+  var o = urlUtils.getOrigin(loc.href);
+  this._origin = o ? o.toLowerCase() : null;
+
+  // remove the trailing slash
+  parsedUrl.set('pathname', parsedUrl.pathname.replace(/\/+$/, ''));
+
+  // store the sanitized url
+  this.url = parsedUrl.href;
+  debug('using url', this.url);
+
+  // Step 7 - start connection in background
+  // obtain server info
+  // http://sockjs.github.io/sockjs-protocol/sockjs-protocol-0.3.3.html#section-26
+  this._urlInfo = {
+    nullOrigin: !browser.hasDomain()
+  , sameOrigin: urlUtils.isOriginEqual(this.url, loc.href)
+  , sameScheme: urlUtils.isSchemeEqual(this.url, loc.href)
+  };
+
+  this._ir = new InfoReceiver(this.url, this._urlInfo);
+  this._ir.once('finish', this._receiveInfo.bind(this));
+}
+
+inherits(SockJS, EventTarget);
+
+function userSetCode(code) {
+  return code === 1000 || (code >= 3000 && code <= 4999);
+}
+
+SockJS.prototype.close = function(code, reason) {
+  // Step 1
+  if (code && !userSetCode(code)) {
+    throw new Error('InvalidAccessError: Invalid code');
+  }
+  // Step 2.4 states the max is 123 bytes, but we are just checking length
+  if (reason && reason.length > 123) {
+    throw new SyntaxError('reason argument has an invalid length');
+  }
+
+  // Step 3.1
+  if (this.readyState === SockJS.CLOSING || this.readyState === SockJS.CLOSED) {
+    return;
+  }
+
+  // TODO look at docs to determine how to set this
+  var wasClean = true;
+  this._close(code || 1000, reason || 'Normal closure', wasClean);
+};
+
+SockJS.prototype.send = function(data) {
+  // #13 - convert anything non-string to string
+  // TODO this currently turns objects into [object Object]
+  if (typeof data !== 'string') {
+    data = '' + data;
+  }
+  if (this.readyState === SockJS.CONNECTING) {
+    throw new Error('InvalidStateError: The connection has not been established yet');
+  }
+  if (this.readyState !== SockJS.OPEN) {
+    return;
+  }
+  this._transport.send(escape.quote(data));
+};
+
+SockJS.version = require('./version');
+
+SockJS.CONNECTING = 0;
+SockJS.OPEN = 1;
+SockJS.CLOSING = 2;
+SockJS.CLOSED = 3;
+
+SockJS.prototype._receiveInfo = function(info, rtt) {
+  debug('_receiveInfo', rtt);
+  this._ir = null;
+  if (!info) {
+    this._close(1002, 'Cannot connect to server');
+    return;
+  }
+
+  // establish a round-trip timeout (RTO) based on the
+  // round-trip time (RTT)
+  this._rto = this.countRTO(rtt);
+  // allow server to override url used for the actual transport
+  this._transUrl = info.base_url ? info.base_url : this.url;
+  info = objectUtils.extend(info, this._urlInfo);
+  debug('info', info);
+  // determine list of desired and supported transports
+  var enabledTransports = transports.filterToEnabled(this._transportsWhitelist, info);
+  this._transports = enabledTransports.main;
+  debug(this._transports.length + ' enabled transports');
+
+  this._connect();
+};
+
+SockJS.prototype._connect = function() {
+  for (var Transport = this._transports.shift(); Transport; Transport = this._transports.shift()) {
+    debug('attempt', Transport.transportName);
+    if (Transport.needBody) {
+      if (!global.document.body ||
+          (typeof global.document.readyState !== 'undefined' &&
+            global.document.readyState !== 'complete' &&
+            global.document.readyState !== 'interactive')) {
+        debug('waiting for body');
+        this._transports.unshift(Transport);
+        eventUtils.attachEvent('load', this._connect.bind(this));
+        return;
+      }
+    }
+
+    // calculate timeout based on RTO and round trips. Default to 5s
+    var timeoutMs = Math.max(this._timeout, (this._rto * Transport.roundTrips) || 5000);
+    this._transportTimeoutId = setTimeout(this._transportTimeout.bind(this), timeoutMs);
+    debug('using timeout', timeoutMs);
+
+    var transportUrl = urlUtils.addPath(this._transUrl, '/' + this._server + '/' + this._generateSessionId());
+    var options = this._transportOptions[Transport.transportName];
+    debug('transport url', transportUrl);
+    var transportObj = new Transport(transportUrl, this._transUrl, options);
+    transportObj.on('message', this._transportMessage.bind(this));
+    transportObj.once('close', this._transportClose.bind(this));
+    transportObj.transportName = Transport.transportName;
+    this._transport = transportObj;
+
+    return;
+  }
+  this._close(2000, 'All transports failed', false);
+};
+
+SockJS.prototype._transportTimeout = function() {
+  debug('_transportTimeout');
+  if (this.readyState === SockJS.CONNECTING) {
+    if (this._transport) {
+      this._transport.close();
+    }
+
+    this._transportClose(2007, 'Transport timed out');
+  }
+};
+
+SockJS.prototype._transportMessage = function(msg) {
+  debug('_transportMessage', msg);
+  var self = this
+    , type = msg.slice(0, 1)
+    , content = msg.slice(1)
+    , payload
+    ;
+
+  // first check for messages that don't need a payload
+  switch (type) {
+    case 'o':
+      this._open();
+      return;
+    case 'h':
+      this.dispatchEvent(new Event('heartbeat'));
+      debug('heartbeat', this.transport);
+      return;
+  }
+
+  if (content) {
+    try {
+      payload = JSON3.parse(content);
+    } catch (e) {
+      debug('bad json', content);
+    }
+  }
+
+  if (typeof payload === 'undefined') {
+    debug('empty payload', content);
+    return;
+  }
+
+  switch (type) {
+    case 'a':
+      if (Array.isArray(payload)) {
+        payload.forEach(function(p) {
+          debug('message', self.transport, p);
+          self.dispatchEvent(new TransportMessageEvent(p));
+        });
+      }
+      break;
+    case 'm':
+      debug('message', this.transport, payload);
+      this.dispatchEvent(new TransportMessageEvent(payload));
+      break;
+    case 'c':
+      if (Array.isArray(payload) && payload.length === 2) {
+        this._close(payload[0], payload[1], true);
+      }
+      break;
+  }
+};
+
+SockJS.prototype._transportClose = function(code, reason) {
+  debug('_transportClose', this.transport, code, reason);
+  if (this._transport) {
+    this._transport.removeAllListeners();
+    this._transport = null;
+    this.transport = null;
+  }
+
+  if (!userSetCode(code) && code !== 2000 && this.readyState === SockJS.CONNECTING) {
+    this._connect();
+    return;
+  }
+
+  this._close(code, reason);
+};
+
+SockJS.prototype._open = function() {
+  debug('_open', this._transport && this._transport.transportName, this.readyState);
+  if (this.readyState === SockJS.CONNECTING) {
+    if (this._transportTimeoutId) {
+      clearTimeout(this._transportTimeoutId);
+      this._transportTimeoutId = null;
+    }
+    this.readyState = SockJS.OPEN;
+    this.transport = this._transport.transportName;
+    this.dispatchEvent(new Event('open'));
+    debug('connected', this.transport);
+  } else {
+    // The server might have been restarted, and lost track of our
+    // connection.
+    this._close(1006, 'Server lost session');
+  }
+};
+
+SockJS.prototype._close = function(code, reason, wasClean) {
+  debug('_close', this.transport, code, reason, wasClean, this.readyState);
+  var forceFail = false;
+
+  if (this._ir) {
+    forceFail = true;
+    this._ir.close();
+    this._ir = null;
+  }
+  if (this._transport) {
+    this._transport.close();
+    this._transport = null;
+    this.transport = null;
+  }
+
+  if (this.readyState === SockJS.CLOSED) {
+    throw new Error('InvalidStateError: SockJS has already been closed');
+  }
+
+  this.readyState = SockJS.CLOSING;
+  setTimeout(function() {
+    this.readyState = SockJS.CLOSED;
+
+    if (forceFail) {
+      this.dispatchEvent(new Event('error'));
+    }
+
+    var e = new CloseEvent('close');
+    e.wasClean = wasClean || false;
+    e.code = code || 1000;
+    e.reason = reason;
+
+    this.dispatchEvent(e);
+    this.onmessage = this.onclose = this.onerror = null;
+    debug('disconnected');
+  }.bind(this), 0);
+};
+
+// See: http://www.erg.abdn.ac.uk/~gerrit/dccp/notes/ccid2/rto_estimator/
+// and RFC 2988.
+SockJS.prototype.countRTO = function(rtt) {
+  // In a local environment, when using IE8/9 and the `jsonp-polling`
+  // transport the time needed to establish a connection (the time that pass
+  // from the opening of the transport to the call of `_dispatchOpen`) is
+  // around 200msec (the lower bound used in the article above) and this
+  // causes spurious timeouts. For this reason we calculate a value slightly
+  // larger than that used in the article.
+  if (rtt > 100) {
+    return 4 * rtt; // rto > 400msec
+  }
+  return 300 + rtt; // 300msec < rto <= 400msec
+};
+
+module.exports = function(availableTransports) {
+  transports = transport(availableTransports);
+  require('./iframe-bootstrap')(SockJS, availableTransports);
+  return SockJS;
+};
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"./event/close":2,"./event/event":4,"./event/eventtarget":5,"./event/trans-message":6,"./iframe-bootstrap":8,"./info-receiver":12,"./location":13,"./shims":15,"./utils/browser":44,"./utils/escape":45,"./utils/event":46,"./utils/log":48,"./utils/object":49,"./utils/random":50,"./utils/transport":51,"./utils/url":52,"./version":53,"debug":55,"inherits":57,"json3":58,"url-parse":61}],15:[function(require,module,exports){
+/* eslint-disable */
+/* jscs: disable */
+'use strict';
+
+// pulled specific shims from https://github.com/es-shims/es5-shim
+
+var ArrayPrototype = Array.prototype;
+var ObjectPrototype = Object.prototype;
+var FunctionPrototype = Function.prototype;
+var StringPrototype = String.prototype;
+var array_slice = ArrayPrototype.slice;
+
+var _toString = ObjectPrototype.toString;
+var isFunction = function (val) {
+    return ObjectPrototype.toString.call(val) === '[object Function]';
+};
+var isArray = function isArray(obj) {
+    return _toString.call(obj) === '[object Array]';
+};
+var isString = function isString(obj) {
+    return _toString.call(obj) === '[object String]';
+};
+
+var supportsDescriptors = Object.defineProperty && (function () {
+    try {
+        Object.defineProperty({}, 'x', {});
+        return true;
+    } catch (e) { /* this is ES3 */
+        return false;
+    }
+}());
+
+// Define configurable, writable and non-enumerable props
+// if they don't exist.
+var defineProperty;
+if (supportsDescriptors) {
+    defineProperty = function (object, name, method, forceAssign) {
+        if (!forceAssign && (name in object)) { return; }
+        Object.defineProperty(object, name, {
+            configurable: true,
+            enumerable: false,
+            writable: true,
+            value: method
+        });
+    };
+} else {
+    defineProperty = function (object, name, method, forceAssign) {
+        if (!forceAssign && (name in object)) { return; }
+        object[name] = method;
+    };
+}
+var defineProperties = function (object, map, forceAssign) {
+    for (var name in map) {
+        if (ObjectPrototype.hasOwnProperty.call(map, name)) {
+          defineProperty(object, name, map[name], forceAssign);
+        }
+    }
+};
+
+var toObject = function (o) {
+    if (o == null) { // this matches both null and undefined
+        throw new TypeError("can't convert " + o + ' to object');
+    }
+    return Object(o);
+};
+
+//
+// Util
+// ======
+//
+
+// ES5 9.4
+// http://es5.github.com/#x9.4
+// http://jsperf.com/to-integer
+
+function toInteger(num) {
+    var n = +num;
+    if (n !== n) { // isNaN
+        n = 0;
+    } else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {
+        n = (n > 0 || -1) * Math.floor(Math.abs(n));
+    }
+    return n;
+}
+
+function ToUint32(x) {
+    return x >>> 0;
+}
+
+//
+// Function
+// ========
+//
+
+// ES-5 15.3.4.5
+// http://es5.github.com/#x15.3.4.5
+
+function Empty() {}
+
+defineProperties(FunctionPrototype, {
+    bind: function bind(that) { // .length is 1
+        // 1. Let Target be the this value.
+        var target = this;
+        // 2. If IsCallable(Target) is false, throw a TypeError exception.
+        if (!isFunction(target)) {
+            throw new TypeError('Function.prototype.bind called on incompatible ' + target);
+        }
+        // 3. Let A be a new (possibly empty) internal list of all of the
+        //   argument values provided after thisArg (arg1, arg2 etc), in order.
+        // XXX slicedArgs will stand in for "A" if used
+        var args = array_slice.call(arguments, 1); // for normal call
+        // 4. Let F be a new native ECMAScript object.
+        // 11. Set the [[Prototype]] internal property of F to the standard
+        //   built-in Function prototype object as specified in 15.3.3.1.
+        // 12. Set the [[Call]] internal property of F as described in
+        //   15.3.4.5.1.
+        // 13. Set the [[Construct]] internal property of F as described in
+        //   15.3.4.5.2.
+        // 14. Set the [[HasInstance]] internal property of F as described in
+        //   15.3.4.5.3.
+        var binder = function () {
+
+            if (this instanceof bound) {
+                // 15.3.4.5.2 [[Construct]]
+                // When the [[Construct]] internal method of a function object,
+                // F that was created using the bind function is called with a
+                // list of arguments ExtraArgs, the following steps are taken:
+                // 1. Let target be the value of F's [[TargetFunction]]
+                //   internal property.
+                // 2. If target has no [[Construct]] internal method, a
+                //   TypeError exception is thrown.
+                // 3. Let boundArgs be the value of F's [[BoundArgs]] internal
+                //   property.
+                // 4. Let args be a new list containing the same values as the
+                //   list boundArgs in the same order followed by the same
+                //   values as the list ExtraArgs in the same order.
+                // 5. Return the result of calling the [[Construct]] internal
+                //   method of target providing args as the arguments.
+
+                var result = target.apply(
+                    this,
+                    args.concat(array_slice.call(arguments))
+                );
+                if (Object(result) === result) {
+                    return result;
+                }
+                return this;
+
+            } else {
+                // 15.3.4.5.1 [[Call]]
+                // When the [[Call]] internal method of a function object, F,
+                // which was created using the bind function is called with a
+                // this value and a list of arguments ExtraArgs, the following
+                // steps are taken:
+                // 1. Let boundArgs be the value of F's [[BoundArgs]] internal
+                //   property.
+                // 2. Let boundThis be the value of F's [[BoundThis]] internal
+                //   property.
+                // 3. Let target be the value of F's [[TargetFunction]] internal
+                //   property.
+                // 4. Let args be a new list containing the same values as the
+                //   list boundArgs in the same order followed by the same
+                //   values as the list ExtraArgs in the same order.
+                // 5. Return the result of calling the [[Call]] internal method
+                //   of target providing boundThis as the this value and
+                //   providing args as the arguments.
+
+                // equiv: target.call(this, ...boundArgs, ...args)
+                return target.apply(
+                    that,
+                    args.concat(array_slice.call(arguments))
+                );
+
+            }
+
+        };
+
+        // 15. If the [[Class]] internal property of Target is "Function", then
+        //     a. Let L be the length property of Target minus the length of A.
+        //     b. Set the length own property of F to either 0 or L, whichever is
+        //       larger.
+        // 16. Else set the length own property of F to 0.
+
+        var boundLength = Math.max(0, target.length - args.length);
+
+        // 17. Set the attributes of the length own property of F to the values
+        //   specified in 15.3.5.1.
+        var boundArgs = [];
+        for (var i = 0; i < boundLength; i++) {
+            boundArgs.push('$' + i);
+        }
+
+        // XXX Build a dynamic function with desired amount of arguments is the only
+        // way to set the length property of a function.
+        // In environments where Content Security Policies enabled (Chrome extensions,
+        // for ex.) all use of eval or Function costructor throws an exception.
+        // However in all of these environments Function.prototype.bind exists
+        // and so this code will never be executed.
+        var bound = Function('binder', 'return function (' + boundArgs.join(',') + '){ return binder.apply(this, arguments); }')(binder);
+
+        if (target.prototype) {
+            Empty.prototype = target.prototype;
+            bound.prototype = new Empty();
+            // Clean up dangling references.
+            Empty.prototype = null;
+        }
+
+        // TODO
+        // 18. Set the [[Extensible]] internal property of F to true.
+
+        // TODO
+        // 19. Let thrower be the [[ThrowTypeError]] function Object (13.2.3).
+        // 20. Call the [[DefineOwnProperty]] internal method of F with
+        //   arguments "caller", PropertyDescriptor {[[Get]]: thrower, [[Set]]:
+        //   thrower, [[Enumerable]]: false, [[Configurable]]: false}, and
+        //   false.
+        // 21. Call the [[DefineOwnProperty]] internal method of F with
+        //   arguments "arguments", PropertyDescriptor {[[Get]]: thrower,
+        //   [[Set]]: thrower, [[Enumerable]]: false, [[Configurable]]: false},
+        //   and false.
+
+        // TODO
+        // NOTE Function objects created using Function.prototype.bind do not
+        // have a prototype property or the [[Code]], [[FormalParameters]], and
+        // [[Scope]] internal properties.
+        // XXX can't delete prototype in pure-js.
+
+        // 22. Return F.
+        return bound;
+    }
+});
+
+//
+// Array
+// =====
+//
+
+// ES5 15.4.3.2
+// http://es5.github.com/#x15.4.3.2
+// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray
+defineProperties(Array, { isArray: isArray });
+
+
+var boxedString = Object('a');
+var splitString = boxedString[0] !== 'a' || !(0 in boxedString);
+
+var properlyBoxesContext = function properlyBoxed(method) {
+    // Check node 0.6.21 bug where third parameter is not boxed
+    var properlyBoxesNonStrict = true;
+    var properlyBoxesStrict = true;
+    if (method) {
+        method.call('foo', function (_, __, context) {
+            if (typeof context !== 'object') { properlyBoxesNonStrict = false; }
+        });
+
+        method.call([1], function () {
+            'use strict';
+            properlyBoxesStrict = typeof this === 'string';
+        }, 'x');
+    }
+    return !!method && properlyBoxesNonStrict && properlyBoxesStrict;
+};
+
+defineProperties(ArrayPrototype, {
+    forEach: function forEach(fun /*, thisp*/) {
+        var object = toObject(this),
+            self = splitString && isString(this) ? this.split('') : object,
+            thisp = arguments[1],
+            i = -1,
+            length = self.length >>> 0;
+
+        // If no callback function or if callback is not a callable function
+        if (!isFunction(fun)) {
+            throw new TypeError(); // TODO message
+        }
+
+        while (++i < length) {
+            if (i in self) {
+                // Invoke the callback function with call, passing arguments:
+                // context, property value, property key, thisArg object
+                // context
+                fun.call(thisp, self[i], i, object);
+            }
+        }
+    }
+}, !properlyBoxesContext(ArrayPrototype.forEach));
+
+// ES5 15.4.4.14
+// http://es5.github.com/#x15.4.4.14
+// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
+var hasFirefox2IndexOfBug = Array.prototype.indexOf && [0, 1].indexOf(1, 2) !== -1;
+defineProperties(ArrayPrototype, {
+    indexOf: function indexOf(sought /*, fromIndex */ ) {
+        var self = splitString && isString(this) ? this.split('') : toObject(this),
+            length = self.length >>> 0;
+
+        if (!length) {
+            return -1;
+        }
+
+        var i = 0;
+        if (arguments.length > 1) {
+            i = toInteger(arguments[1]);
+        }
+
+        // handle negative indices
+        i = i >= 0 ? i : Math.max(0, length + i);
+        for (; i < length; i++) {
+            if (i in self && self[i] === sought) {
+                return i;
+            }
+        }
+        return -1;
+    }
+}, hasFirefox2IndexOfBug);
+
+//
+// String
+// ======
+//
+
+// ES5 15.5.4.14
+// http://es5.github.com/#x15.5.4.14
+
+// [bugfix, IE lt 9, firefox 4, Konqueror, Opera, obscure browsers]
+// Many browsers do not split properly with regular expressions or they
+// do not perform the split correctly under obscure conditions.
+// See http://blog.stevenlevithan.com/archives/cross-browser-split
+// I've tested in many browsers and this seems to cover the deviant ones:
+//    'ab'.split(/(?:ab)*/) should be ["", ""], not [""]
+//    '.'.split(/(.?)(.?)/) should be ["", ".", "", ""], not ["", ""]
+//    'tesst'.split(/(s)*/) should be ["t", undefined, "e", "s", "t"], not
+//       [undefined, "t", undefined, "e", ...]
+//    ''.split(/.?/) should be [], not [""]
+//    '.'.split(/()()/) should be ["."], not ["", "", "."]
+
+var string_split = StringPrototype.split;
+if (
+    'ab'.split(/(?:ab)*/).length !== 2 ||
+    '.'.split(/(.?)(.?)/).length !== 4 ||
+    'tesst'.split(/(s)*/)[1] === 't' ||
+    'test'.split(/(?:)/, -1).length !== 4 ||
+    ''.split(/.?/).length ||
+    '.'.split(/()()/).length > 1
+) {
+    (function () {
+        var compliantExecNpcg = /()??/.exec('')[1] === void 0; // NPCG: nonparticipating capturing group
+
+        StringPrototype.split = function (separator, limit) {
+            var string = this;
+            if (separator === void 0 && limit === 0) {
+                return [];
+            }
+
+            // If `separator` is not a regex, use native split
+            if (_toString.call(separator) !== '[object RegExp]') {
+                return string_split.call(this, separator, limit);
+            }
+
+            var output = [],
+                flags = (separator.ignoreCase ? 'i' : '') +
+                        (separator.multiline  ? 'm' : '') +
+                        (separator.extended   ? 'x' : '') + // Proposed for ES6
+                        (separator.sticky     ? 'y' : ''), // Firefox 3+
+                lastLastIndex = 0,
+                // Make `global` and avoid `lastIndex` issues by working with a copy
+                separator2, match, lastIndex, lastLength;
+            separator = new RegExp(separator.source, flags + 'g');
+            string += ''; // Type-convert
+            if (!compliantExecNpcg) {
+                // Doesn't need flags gy, but they don't hurt
+                separator2 = new RegExp('^' + separator.source + '$(?!\\s)', flags);
+            }
+            /* Values for `limit`, per the spec:
+             * If undefined: 4294967295 // Math.pow(2, 32) - 1
+             * If 0, Infinity, or NaN: 0
+             * If positive number: limit = Math.floor(limit); if (limit > 4294967295) limit -= 4294967296;
+             * If negative number: 4294967296 - Math.floor(Math.abs(limit))
+             * If other: Type-convert, then use the above rules
+             */
+            limit = limit === void 0 ?
+                -1 >>> 0 : // Math.pow(2, 32) - 1
+                ToUint32(limit);
+            while (match = separator.exec(string)) {
+                // `separator.lastIndex` is not reliable cross-browser
+                lastIndex = match.index + match[0].length;
+                if (lastIndex > lastLastIndex) {
+                    output.push(string.slice(lastLastIndex, match.index));
+                    // Fix browsers whose `exec` methods don't consistently return `undefined` for
+                    // nonparticipating capturing groups
+                    if (!compliantExecNpcg && match.length > 1) {
+                        match[0].replace(separator2, function () {
+                            for (var i = 1; i < arguments.length - 2; i++) {
+                                if (arguments[i] === void 0) {
+                                    match[i] = void 0;
+                                }
+                            }
+                        });
+                    }
+                    if (match.length > 1 && match.index < string.length) {
+                        ArrayPrototype.push.apply(output, match.slice(1));
+                    }
+                    lastLength = match[0].length;
+                    lastLastIndex = lastIndex;
+                    if (output.length >= limit) {
+                        break;
+                    }
+                }
+                if (separator.lastIndex === match.index) {
+                    separator.lastIndex++; // Avoid an infinite loop
+                }
+            }
+            if (lastLastIndex === string.length) {
+                if (lastLength || !separator.test('')) {
+                    output.push('');
+                }
+            } else {
+                output.push(string.slice(lastLastIndex));
+            }
+            return output.length > limit ? output.slice(0, limit) : output;
+        };
+    }());
+
+// [bugfix, chrome]
+// If separator is undefined, then the result array contains just one String,
+// which is the this value (converted to a String). If limit is not undefined,
+// then the output array is truncated so that it contains no more than limit
+// elements.
+// "0".split(undefined, 0) -> []
+} else if ('0'.split(void 0, 0).length) {
+    StringPrototype.split = function split(separator, limit) {
+        if (separator === void 0 && limit === 0) { return []; }
+        return string_split.call(this, separator, limit);
+    };
+}
+
+// ECMA-262, 3rd B.2.3
+// Not an ECMAScript standard, although ECMAScript 3rd Edition has a
+// non-normative section suggesting uniform semantics and it should be
+// normalized across all browsers
+// [bugfix, IE lt 9] IE < 9 substr() with negative value not working in IE
+var string_substr = StringPrototype.substr;
+var hasNegativeSubstrBug = ''.substr && '0b'.substr(-1) !== 'b';
+defineProperties(StringPrototype, {
+    substr: function substr(start, length) {
+        return string_substr.call(
+            this,
+            start < 0 ? ((start = this.length + start) < 0 ? 0 : start) : start,
+            length
+        );
+    }
+}, hasNegativeSubstrBug);
+
+},{}],16:[function(require,module,exports){
+'use strict';
+
+module.exports = [
+  // streaming transports
+  require('./transport/websocket')
+, require('./transport/xhr-streaming')
+, require('./transport/xdr-streaming')
+, require('./transport/eventsource')
+, require('./transport/lib/iframe-wrap')(require('./transport/eventsource'))
+
+  // polling transports
+, require('./transport/htmlfile')
+, require('./transport/lib/iframe-wrap')(require('./transport/htmlfile'))
+, require('./transport/xhr-polling')
+, require('./transport/xdr-polling')
+, require('./transport/lib/iframe-wrap')(require('./transport/xhr-polling'))
+, require('./transport/jsonp-polling')
+];
+
+},{"./transport/eventsource":20,"./transport/htmlfile":21,"./transport/jsonp-polling":23,"./transport/lib/iframe-wrap":26,"./transport/websocket":38,"./transport/xdr-polling":39,"./transport/xdr-streaming":40,"./transport/xhr-polling":41,"./transport/xhr-streaming":42}],17:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+  , inherits = require('inherits')
+  , utils = require('../../utils/event')
+  , urlUtils = require('../../utils/url')
+  , XHR = global.XMLHttpRequest
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:browser:xhr');
+}
+
+function AbstractXHRObject(method, url, payload, opts) {
+  debug(method, url);
+  var self = this;
+  EventEmitter.call(this);
+
+  setTimeout(function () {
+    self._start(method, url, payload, opts);
+  }, 0);
+}
+
+inherits(AbstractXHRObject, EventEmitter);
+
+AbstractXHRObject.prototype._start = function(method, url, payload, opts) {
+  var self = this;
+
+  try {
+    this.xhr = new XHR();
+  } catch (x) {
+    // intentionally empty
+  }
+
+  if (!this.xhr) {
+    debug('no xhr');
+    this.emit('finish', 0, 'no xhr support');
+    this._cleanup();
+    return;
+  }
+
+  // several browsers cache POSTs
+  url = urlUtils.addQuery(url, 't=' + (+new Date()));
+
+  // Explorer tends to keep connection open, even after the
+  // tab gets closed: http://bugs.jquery.com/ticket/5280
+  this.unloadRef = utils.unloadAdd(function() {
+    debug('unload cleanup');
+    self._cleanup(true);
+  });
+  try {
+    this.xhr.open(method, url, true);
+    if (this.timeout && 'timeout' in this.xhr) {
+      this.xhr.timeout = this.timeout;
+      this.xhr.ontimeout = function() {
+        debug('xhr timeout');
+        self.emit('finish', 0, '');
+        self._cleanup(false);
+      };
+    }
+  } catch (e) {
+    debug('exception', e);
+    // IE raises an exception on wrong port.
+    this.emit('finish', 0, '');
+    this._cleanup(false);
+    return;
+  }
+
+  if ((!opts || !opts.noCredentials) && AbstractXHRObject.supportsCORS) {
+    debug('withCredentials');
+    // Mozilla docs says https://developer.mozilla.org/en/XMLHttpRequest :
+    // "This never affects same-site requests."
+
+    this.xhr.withCredentials = true;
+  }
+  if (opts && opts.headers) {
+    for (var key in opts.headers) {
+      this.xhr.setRequestHeader(key, opts.headers[key]);
+    }
+  }
+
+  this.xhr.onreadystatechange = function() {
+    if (self.xhr) {
+      var x = self.xhr;
+      var text, status;
+      debug('readyState', x.readyState);
+      switch (x.readyState) {
+      case 3:
+        // IE doesn't like peeking into responseText or status
+        // on Microsoft.XMLHTTP and readystate=3
+        try {
+          status = x.status;
+          text = x.responseText;
+        } catch (e) {
+          // intentionally empty
+        }
+        debug('status', status);
+        // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450
+        if (status === 1223) {
+          status = 204;
+        }
+
+        // IE does return readystate == 3 for 404 answers.
+        if (status === 200 && text && text.length > 0) {
+          debug('chunk');
+          self.emit('chunk', status, text);
+        }
+        break;
+      case 4:
+        status = x.status;
+        debug('status', status);
+        // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450
+        if (status === 1223) {
+          status = 204;
+        }
+        // IE returns this for a bad port
+        // http://msdn.microsoft.com/en-us/library/windows/desktop/aa383770(v=vs.85).aspx
+        if (status === 12005 || status === 12029) {
+          status = 0;
+        }
+
+        debug('finish', status, x.responseText);
+        self.emit('finish', status, x.responseText);
+        self._cleanup(false);
+        break;
+      }
+    }
+  };
+
+  try {
+    self.xhr.send(payload);
+  } catch (e) {
+    self.emit('finish', 0, '');
+    self._cleanup(false);
+  }
+};
+
+AbstractXHRObject.prototype._cleanup = function(abort) {
+  debug('cleanup');
+  if (!this.xhr) {
+    return;
+  }
+  this.removeAllListeners();
+  utils.unloadDel(this.unloadRef);
+
+  // IE needs this field to be a function
+  this.xhr.onreadystatechange = function() {};
+  if (this.xhr.ontimeout) {
+    this.xhr.ontimeout = null;
+  }
+
+  if (abort) {
+    try {
+      this.xhr.abort();
+    } catch (x) {
+      // intentionally empty
+    }
+  }
+  this.unloadRef = this.xhr = null;
+};
+
+AbstractXHRObject.prototype.close = function() {
+  debug('close');
+  this._cleanup(true);
+};
+
+AbstractXHRObject.enabled = !!XHR;
+// override XMLHttpRequest for IE6/7
+// obfuscate to avoid firewalls
+var axo = ['Active'].concat('Object').join('X');
+if (!AbstractXHRObject.enabled && (axo in global)) {
+  debug('overriding xmlhttprequest');
+  XHR = function() {
+    try {
+      return new global[axo]('Microsoft.XMLHTTP');
+    } catch (e) {
+      return null;
+    }
+  };
+  AbstractXHRObject.enabled = !!new XHR();
+}
+
+var cors = false;
+try {
+  cors = 'withCredentials' in new XHR();
+} catch (ignored) {
+  // intentionally empty
+}
+
+AbstractXHRObject.supportsCORS = cors;
+
+module.exports = AbstractXHRObject;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"../../utils/event":46,"../../utils/url":52,"debug":55,"events":3,"inherits":57}],18:[function(require,module,exports){
+(function (global){
+module.exports = global.EventSource;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{}],19:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var Driver = global.WebSocket || global.MozWebSocket;
+if (Driver) {
+	module.exports = function WebSocketBrowserDriver(url) {
+		return new Driver(url);
+	};
+} else {
+	module.exports = undefined;
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{}],20:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , AjaxBasedTransport = require('./lib/ajax-based')
+  , EventSourceReceiver = require('./receiver/eventsource')
+  , XHRCorsObject = require('./sender/xhr-cors')
+  , EventSourceDriver = require('eventsource')
+  ;
+
+function EventSourceTransport(transUrl) {
+  if (!EventSourceTransport.enabled()) {
+    throw new Error('Transport created when disabled');
+  }
+
+  AjaxBasedTransport.call(this, transUrl, '/eventsource', EventSourceReceiver, XHRCorsObject);
+}
+
+inherits(EventSourceTransport, AjaxBasedTransport);
+
+EventSourceTransport.enabled = function() {
+  return !!EventSourceDriver;
+};
+
+EventSourceTransport.transportName = 'eventsource';
+EventSourceTransport.roundTrips = 2;
+
+module.exports = EventSourceTransport;
+
+},{"./lib/ajax-based":24,"./receiver/eventsource":29,"./sender/xhr-cors":35,"eventsource":18,"inherits":57}],21:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , HtmlfileReceiver = require('./receiver/htmlfile')
+  , XHRLocalObject = require('./sender/xhr-local')
+  , AjaxBasedTransport = require('./lib/ajax-based')
+  ;
+
+function HtmlFileTransport(transUrl) {
+  if (!HtmlfileReceiver.enabled) {
+    throw new Error('Transport created when disabled');
+  }
+  AjaxBasedTransport.call(this, transUrl, '/htmlfile', HtmlfileReceiver, XHRLocalObject);
+}
+
+inherits(HtmlFileTransport, AjaxBasedTransport);
+
+HtmlFileTransport.enabled = function(info) {
+  return HtmlfileReceiver.enabled && info.sameOrigin;
+};
+
+HtmlFileTransport.transportName = 'htmlfile';
+HtmlFileTransport.roundTrips = 2;
+
+module.exports = HtmlFileTransport;
+
+},{"./lib/ajax-based":24,"./receiver/htmlfile":30,"./sender/xhr-local":37,"inherits":57}],22:[function(require,module,exports){
+(function (process){
+'use strict';
+
+// Few cool transports do work only for same-origin. In order to make
+// them work cross-domain we shall use iframe, served from the
+// remote domain. New browsers have capabilities to communicate with
+// cross domain iframe using postMessage(). In IE it was implemented
+// from IE 8+, but of course, IE got some details wrong:
+//    http://msdn.microsoft.com/en-us/library/cc197015(v=VS.85).aspx
+//    http://stevesouders.com/misc/test-postmessage.php
+
+var inherits = require('inherits')
+  , JSON3 = require('json3')
+  , EventEmitter = require('events').EventEmitter
+  , version = require('../version')
+  , urlUtils = require('../utils/url')
+  , iframeUtils = require('../utils/iframe')
+  , eventUtils = require('../utils/event')
+  , random = require('../utils/random')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:transport:iframe');
+}
+
+function IframeTransport(transport, transUrl, baseUrl) {
+  if (!IframeTransport.enabled()) {
+    throw new Error('Transport created when disabled');
+  }
+  EventEmitter.call(this);
+
+  var self = this;
+  this.origin = urlUtils.getOrigin(baseUrl);
+  this.baseUrl = baseUrl;
+  this.transUrl = transUrl;
+  this.transport = transport;
+  this.windowId = random.string(8);
+
+  var iframeUrl = urlUtils.addPath(baseUrl, '/iframe.html') + '#' + this.windowId;
+  debug(transport, transUrl, iframeUrl);
+
+  this.iframeObj = iframeUtils.createIframe(iframeUrl, function(r) {
+    debug('err callback');
+    self.emit('close', 1006, 'Unable to load an iframe (' + r + ')');
+    self.close();
+  });
+
+  this.onmessageCallback = this._message.bind(this);
+  eventUtils.attachEvent('message', this.onmessageCallback);
+}
+
+inherits(IframeTransport, EventEmitter);
+
+IframeTransport.prototype.close = function() {
+  debug('close');
+  this.removeAllListeners();
+  if (this.iframeObj) {
+    eventUtils.detachEvent('message', this.onmessageCallback);
+    try {
+      // When the iframe is not loaded, IE raises an exception
+      // on 'contentWindow'.
+      this.postMessage('c');
+    } catch (x) {
+      // intentionally empty
+    }
+    this.iframeObj.cleanup();
+    this.iframeObj = null;
+    this.onmessageCallback = this.iframeObj = null;
+  }
+};
+
+IframeTransport.prototype._message = function(e) {
+  debug('message', e.data);
+  if (!urlUtils.isOriginEqual(e.origin, this.origin)) {
+    debug('not same origin', e.origin, this.origin);
+    return;
+  }
+
+  var iframeMessage;
+  try {
+    iframeMessage = JSON3.parse(e.data);
+  } catch (ignored) {
+    debug('bad json', e.data);
+    return;
+  }
+
+  if (iframeMessage.windowId !== this.windowId) {
+    debug('mismatched window id', iframeMessage.windowId, this.windowId);
+    return;
+  }
+
+  switch (iframeMessage.type) {
+  case 's':
+    this.iframeObj.loaded();
+    // window global dependency
+    this.postMessage('s', JSON3.stringify([
+      version
+    , this.transport
+    , this.transUrl
+    , this.baseUrl
+    ]));
+    break;
+  case 't':
+    this.emit('message', iframeMessage.data);
+    break;
+  case 'c':
+    var cdata;
+    try {
+      cdata = JSON3.parse(iframeMessage.data);
+    } catch (ignored) {
+      debug('bad json', iframeMessage.data);
+      return;
+    }
+    this.emit('close', cdata[0], cdata[1]);
+    this.close();
+    break;
+  }
+};
+
+IframeTransport.prototype.postMessage = function(type, data) {
+  debug('postMessage', type, data);
+  this.iframeObj.post(JSON3.stringify({
+    windowId: this.windowId
+  , type: type
+  , data: data || ''
+  }), this.origin);
+};
+
+IframeTransport.prototype.send = function(message) {
+  debug('send', message);
+  this.postMessage('m', message);
+};
+
+IframeTransport.enabled = function() {
+  return iframeUtils.iframeEnabled;
+};
+
+IframeTransport.transportName = 'iframe';
+IframeTransport.roundTrips = 2;
+
+module.exports = IframeTransport;
+
+}).call(this,{ env: {} })
+
+},{"../utils/event":46,"../utils/iframe":47,"../utils/random":50,"../utils/url":52,"../version":53,"debug":55,"events":3,"inherits":57,"json3":58}],23:[function(require,module,exports){
+(function (global){
+'use strict';
+
+// The simplest and most robust transport, using the well-know cross
+// domain hack - JSONP. This transport is quite inefficient - one
+// message could use up to one http request. But at least it works almost
+// everywhere.
+// Known limitations:
+//   o you will get a spinning cursor
+//   o for Konqueror a dumb timer is needed to detect errors
+
+var inherits = require('inherits')
+  , SenderReceiver = require('./lib/sender-receiver')
+  , JsonpReceiver = require('./receiver/jsonp')
+  , jsonpSender = require('./sender/jsonp')
+  ;
+
+function JsonPTransport(transUrl) {
+  if (!JsonPTransport.enabled()) {
+    throw new Error('Transport created when disabled');
+  }
+  SenderReceiver.call(this, transUrl, '/jsonp', jsonpSender, JsonpReceiver);
+}
+
+inherits(JsonPTransport, SenderReceiver);
+
+JsonPTransport.enabled = function() {
+  return !!global.document;
+};
+
+JsonPTransport.transportName = 'jsonp-polling';
+JsonPTransport.roundTrips = 1;
+JsonPTransport.needBody = true;
+
+module.exports = JsonPTransport;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"./lib/sender-receiver":28,"./receiver/jsonp":31,"./sender/jsonp":33,"inherits":57}],24:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+  , urlUtils = require('../../utils/url')
+  , SenderReceiver = require('./sender-receiver')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:ajax-based');
+}
+
+function createAjaxSender(AjaxObject) {
+  return function(url, payload, callback) {
+    debug('create ajax sender', url, payload);
+    var opt = {};
+    if (typeof payload === 'string') {
+      opt.headers = {'Content-type': 'text/plain'};
+    }
+    var ajaxUrl = urlUtils.addPath(url, '/xhr_send');
+    var xo = new AjaxObject('POST', ajaxUrl, payload, opt);
+    xo.once('finish', function(status) {
+      debug('finish', status);
+      xo = null;
+
+      if (status !== 200 && status !== 204) {
+        return callback(new Error('http status ' + status));
+      }
+      callback();
+    });
+    return function() {
+      debug('abort');
+      xo.close();
+      xo = null;
+
+      var err = new Error('Aborted');
+      err.code = 1000;
+      callback(err);
+    };
+  };
+}
+
+function AjaxBasedTransport(transUrl, urlSuffix, Receiver, AjaxObject) {
+  SenderReceiver.call(this, transUrl, urlSuffix, createAjaxSender(AjaxObject), Receiver, AjaxObject);
+}
+
+inherits(AjaxBasedTransport, SenderReceiver);
+
+module.exports = AjaxBasedTransport;
+
+}).call(this,{ env: {} })
+
+},{"../../utils/url":52,"./sender-receiver":28,"debug":55,"inherits":57}],25:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+  , EventEmitter = require('events').EventEmitter
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:buffered-sender');
+}
+
+function BufferedSender(url, sender) {
+  debug(url);
+  EventEmitter.call(this);
+  this.sendBuffer = [];
+  this.sender = sender;
+  this.url = url;
+}
+
+inherits(BufferedSender, EventEmitter);
+
+BufferedSender.prototype.send = function(message) {
+  debug('send', message);
+  this.sendBuffer.push(message);
+  if (!this.sendStop) {
+    this.sendSchedule();
+  }
+};
+
+// For polling transports in a situation when in the message callback,
+// new message is being send. If the sending connection was started
+// before receiving one, it is possible to saturate the network and
+// timeout due to the lack of receiving socket. To avoid that we delay
+// sending messages by some small time, in order to let receiving
+// connection be started beforehand. This is only a halfmeasure and
+// does not fix the big problem, but it does make the tests go more
+// stable on slow networks.
+BufferedSender.prototype.sendScheduleWait = function() {
+  debug('sendScheduleWait');
+  var self = this;
+  var tref;
+  this.sendStop = function() {
+    debug('sendStop');
+    self.sendStop = null;
+    clearTimeout(tref);
+  };
+  tref = setTimeout(function() {
+    debug('timeout');
+    self.sendStop = null;
+    self.sendSchedule();
+  }, 25);
+};
+
+BufferedSender.prototype.sendSchedule = function() {
+  debug('sendSchedule', this.sendBuffer.length);
+  var self = this;
+  if (this.sendBuffer.length > 0) {
+    var payload = '[' + this.sendBuffer.join(',') + ']';
+    this.sendStop = this.sender(this.url, payload, function(err) {
+      self.sendStop = null;
+      if (err) {
+        debug('error', err);
+        self.emit('close', err.code || 1006, 'Sending error: ' + err);
+        self.close();
+      } else {
+        self.sendScheduleWait();
+      }
+    });
+    this.sendBuffer = [];
+  }
+};
+
+BufferedSender.prototype._cleanup = function() {
+  debug('_cleanup');
+  this.removeAllListeners();
+};
+
+BufferedSender.prototype.close = function() {
+  debug('close');
+  this._cleanup();
+  if (this.sendStop) {
+    this.sendStop();
+    this.sendStop = null;
+  }
+};
+
+module.exports = BufferedSender;
+
+}).call(this,{ env: {} })
+
+},{"debug":55,"events":3,"inherits":57}],26:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var inherits = require('inherits')
+  , IframeTransport = require('../iframe')
+  , objectUtils = require('../../utils/object')
+  ;
+
+module.exports = function(transport) {
+
+  function IframeWrapTransport(transUrl, baseUrl) {
+    IframeTransport.call(this, transport.transportName, transUrl, baseUrl);
+  }
+
+  inherits(IframeWrapTransport, IframeTransport);
+
+  IframeWrapTransport.enabled = function(url, info) {
+    if (!global.document) {
+      return false;
+    }
+
+    var iframeInfo = objectUtils.extend({}, info);
+    iframeInfo.sameOrigin = true;
+    return transport.enabled(iframeInfo) && IframeTransport.enabled();
+  };
+
+  IframeWrapTransport.transportName = 'iframe-' + transport.transportName;
+  IframeWrapTransport.needBody = true;
+  IframeWrapTransport.roundTrips = IframeTransport.roundTrips + transport.roundTrips - 1; // html, javascript (2) + transport - no CORS (1)
+
+  IframeWrapTransport.facadeTransport = transport;
+
+  return IframeWrapTransport;
+};
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"../../utils/object":49,"../iframe":22,"inherits":57}],27:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+  , EventEmitter = require('events').EventEmitter
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:polling');
+}
+
+function Polling(Receiver, receiveUrl, AjaxObject) {
+  debug(receiveUrl);
+  EventEmitter.call(this);
+  this.Receiver = Receiver;
+  this.receiveUrl = receiveUrl;
+  this.AjaxObject = AjaxObject;
+  this._scheduleReceiver();
+}
+
+inherits(Polling, EventEmitter);
+
+Polling.prototype._scheduleReceiver = function() {
+  debug('_scheduleReceiver');
+  var self = this;
+  var poll = this.poll = new this.Receiver(this.receiveUrl, this.AjaxObject);
+
+  poll.on('message', function(msg) {
+    debug('message', msg);
+    self.emit('message', msg);
+  });
+
+  poll.once('close', function(code, reason) {
+    debug('close', code, reason, self.pollIsClosing);
+    self.poll = poll = null;
+
+    if (!self.pollIsClosing) {
+      if (reason === 'network') {
+        self._scheduleReceiver();
+      } else {
+        self.emit('close', code || 1006, reason);
+        self.removeAllListeners();
+      }
+    }
+  });
+};
+
+Polling.prototype.abort = function() {
+  debug('abort');
+  this.removeAllListeners();
+  this.pollIsClosing = true;
+  if (this.poll) {
+    this.poll.abort();
+  }
+};
+
+module.exports = Polling;
+
+}).call(this,{ env: {} })
+
+},{"debug":55,"events":3,"inherits":57}],28:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+  , urlUtils = require('../../utils/url')
+  , BufferedSender = require('./buffered-sender')
+  , Polling = require('./polling')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:sender-receiver');
+}
+
+function SenderReceiver(transUrl, urlSuffix, senderFunc, Receiver, AjaxObject) {
+  var pollUrl = urlUtils.addPath(transUrl, urlSuffix);
+  debug(pollUrl);
+  var self = this;
+  BufferedSender.call(this, transUrl, senderFunc);
+
+  this.poll = new Polling(Receiver, pollUrl, AjaxObject);
+  this.poll.on('message', function(msg) {
+    debug('poll message', msg);
+    self.emit('message', msg);
+  });
+  this.poll.once('close', function(code, reason) {
+    debug('poll close', code, reason);
+    self.poll = null;
+    self.emit('close', code, reason);
+    self.close();
+  });
+}
+
+inherits(SenderReceiver, BufferedSender);
+
+SenderReceiver.prototype.close = function() {
+  BufferedSender.prototype.close.call(this);
+  debug('close');
+  this.removeAllListeners();
+  if (this.poll) {
+    this.poll.abort();
+    this.poll = null;
+  }
+};
+
+module.exports = SenderReceiver;
+
+}).call(this,{ env: {} })
+
+},{"../../utils/url":52,"./buffered-sender":25,"./polling":27,"debug":55,"inherits":57}],29:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+  , EventEmitter = require('events').EventEmitter
+  , EventSourceDriver = require('eventsource')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:receiver:eventsource');
+}
+
+function EventSourceReceiver(url) {
+  debug(url);
+  EventEmitter.call(this);
+
+  var self = this;
+  var es = this.es = new EventSourceDriver(url);
+  es.onmessage = function(e) {
+    debug('message', e.data);
+    self.emit('message', decodeURI(e.data));
+  };
+  es.onerror = function(e) {
+    debug('error', es.readyState, e);
+    // ES on reconnection has readyState = 0 or 1.
+    // on network error it's CLOSED = 2
+    var reason = (es.readyState !== 2 ? 'network' : 'permanent');
+    self._cleanup();
+    self._close(reason);
+  };
+}
+
+inherits(EventSourceReceiver, EventEmitter);
+
+EventSourceReceiver.prototype.abort = function() {
+  debug('abort');
+  this._cleanup();
+  this._close('user');
+};
+
+EventSourceReceiver.prototype._cleanup = function() {
+  debug('cleanup');
+  var es = this.es;
+  if (es) {
+    es.onmessage = es.onerror = null;
+    es.close();
+    this.es = null;
+  }
+};
+
+EventSourceReceiver.prototype._close = function(reason) {
+  debug('close', reason);
+  var self = this;
+  // Safari and chrome < 15 crash if we close window before
+  // waiting for ES cleanup. See:
+  // https://code.google.com/p/chromium/issues/detail?id=89155
+  setTimeout(function() {
+    self.emit('close', null, reason);
+    self.removeAllListeners();
+  }, 200);
+};
+
+module.exports = EventSourceReceiver;
+
+}).call(this,{ env: {} })
+
+},{"debug":55,"events":3,"eventsource":18,"inherits":57}],30:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var inherits = require('inherits')
+  , iframeUtils = require('../../utils/iframe')
+  , urlUtils = require('../../utils/url')
+  , EventEmitter = require('events').EventEmitter
+  , random = require('../../utils/random')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:receiver:htmlfile');
+}
+
+function HtmlfileReceiver(url) {
+  debug(url);
+  EventEmitter.call(this);
+  var self = this;
+  iframeUtils.polluteGlobalNamespace();
+
+  this.id = 'a' + random.string(6);
+  url = urlUtils.addQuery(url, 'c=' + decodeURIComponent(iframeUtils.WPrefix + '.' + this.id));
+
+  debug('using htmlfile', HtmlfileReceiver.htmlfileEnabled);
+  var constructFunc = HtmlfileReceiver.htmlfileEnabled ?
+      iframeUtils.createHtmlfile : iframeUtils.createIframe;
+
+  global[iframeUtils.WPrefix][this.id] = {
+    start: function() {
+      debug('start');
+      self.iframeObj.loaded();
+    }
+  , message: function(data) {
+      debug('message', data);
+      self.emit('message', data);
+    }
+  , stop: function() {
+      debug('stop');
+      self._cleanup();
+      self._close('network');
+    }
+  };
+  this.iframeObj = constructFunc(url, function() {
+    debug('callback');
+    self._cleanup();
+    self._close('permanent');
+  });
+}
+
+inherits(HtmlfileReceiver, EventEmitter);
+
+HtmlfileReceiver.prototype.abort = function() {
+  debug('abort');
+  this._cleanup();
+  this._close('user');
+};
+
+HtmlfileReceiver.prototype._cleanup = function() {
+  debug('_cleanup');
+  if (this.iframeObj) {
+    this.iframeObj.cleanup();
+    this.iframeObj = null;
+  }
+  delete global[iframeUtils.WPrefix][this.id];
+};
+
+HtmlfileReceiver.prototype._close = function(reason) {
+  debug('_close', reason);
+  this.emit('close', null, reason);
+  this.removeAllListeners();
+};
+
+HtmlfileReceiver.htmlfileEnabled = false;
+
+// obfuscate to avoid firewalls
+var axo = ['Active'].concat('Object').join('X');
+if (axo in global) {
+  try {
+    HtmlfileReceiver.htmlfileEnabled = !!new global[axo]('htmlfile');
+  } catch (x) {
+    // intentionally empty
+  }
+}
+
+HtmlfileReceiver.enabled = HtmlfileReceiver.htmlfileEnabled || iframeUtils.iframeEnabled;
+
+module.exports = HtmlfileReceiver;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"../../utils/iframe":47,"../../utils/random":50,"../../utils/url":52,"debug":55,"events":3,"inherits":57}],31:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var utils = require('../../utils/iframe')
+  , random = require('../../utils/random')
+  , browser = require('../../utils/browser')
+  , urlUtils = require('../../utils/url')
+  , inherits = require('inherits')
+  , EventEmitter = require('events').EventEmitter
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:receiver:jsonp');
+}
+
+function JsonpReceiver(url) {
+  debug(url);
+  var self = this;
+  EventEmitter.call(this);
+
+  utils.polluteGlobalNamespace();
+
+  this.id = 'a' + random.string(6);
+  var urlWithId = urlUtils.addQuery(url, 'c=' + encodeURIComponent(utils.WPrefix + '.' + this.id));
+
+  global[utils.WPrefix][this.id] = this._callback.bind(this);
+  this._createScript(urlWithId);
+
+  // Fallback mostly for Konqueror - stupid timer, 35 seconds shall be plenty.
+  this.timeoutId = setTimeout(function() {
+    debug('timeout');
+    self._abort(new Error('JSONP script loaded abnormally (timeout)'));
+  }, JsonpReceiver.timeout);
+}
+
+inherits(JsonpReceiver, EventEmitter);
+
+JsonpReceiver.prototype.abort = function() {
+  debug('abort');
+  if (global[utils.WPrefix][this.id]) {
+    var err = new Error('JSONP user aborted read');
+    err.code = 1000;
+    this._abort(err);
+  }
+};
+
+JsonpReceiver.timeout = 35000;
+JsonpReceiver.scriptErrorTimeout = 1000;
+
+JsonpReceiver.prototype._callback = function(data) {
+  debug('_callback', data);
+  this._cleanup();
+
+  if (this.aborting) {
+    return;
+  }
+
+  if (data) {
+    debug('message', data);
+    this.emit('message', data);
+  }
+  this.emit('close', null, 'network');
+  this.removeAllListeners();
+};
+
+JsonpReceiver.prototype._abort = function(err) {
+  debug('_abort', err);
+  this._cleanup();
+  this.aborting = true;
+  this.emit('close', err.code, err.message);
+  this.removeAllListeners();
+};
+
+JsonpReceiver.prototype._cleanup = function() {
+  debug('_cleanup');
+  clearTimeout(this.timeoutId);
+  if (this.script2) {
+    this.script2.parentNode.removeChild(this.script2);
+    this.script2 = null;
+  }
+  if (this.script) {
+    var script = this.script;
+    // Unfortunately, you can't really abort script loading of
+    // the script.
+    script.parentNode.removeChild(script);
+    script.onreadystatechange = script.onerror =
+        script.onload = script.onclick = null;
+    this.script = null;
+  }
+  delete global[utils.WPrefix][this.id];
+};
+
+JsonpReceiver.prototype._scriptError = function() {
+  debug('_scriptError');
+  var self = this;
+  if (this.errorTimer) {
+    return;
+  }
+
+  this.errorTimer = setTimeout(function() {
+    if (!self.loadedOkay) {
+      self._abort(new Error('JSONP script loaded abnormally (onerror)'));
+    }
+  }, JsonpReceiver.scriptErrorTimeout);
+};
+
+JsonpReceiver.prototype._createScript = function(url) {
+  debug('_createScript', url);
+  var self = this;
+  var script = this.script = global.document.createElement('script');
+  var script2;  // Opera synchronous load trick.
+
+  script.id = 'a' + random.string(8);
+  script.src = url;
+  script.type = 'text/javascript';
+  script.charset = 'UTF-8';
+  script.onerror = this._scriptError.bind(this);
+  script.onload = function() {
+    debug('onload');
+    self._abort(new Error('JSONP script loaded abnormally (onload)'));
+  };
+
+  // IE9 fires 'error' event after onreadystatechange or before, in random order.
+  // Use loadedOkay to determine if actually errored
+  script.onreadystatechange = function() {
+    debug('onreadystatechange', script.readyState);
+    if (/loaded|closed/.test(script.readyState)) {
+      if (script && script.htmlFor && script.onclick) {
+        self.loadedOkay = true;
+        try {
+          // In IE, actually execute the script.
+          script.onclick();
+        } catch (x) {
+          // intentionally empty
+        }
+      }
+      if (script) {
+        self._abort(new Error('JSONP script loaded abnormally (onreadystatechange)'));
+      }
+    }
+  };
+  // IE: event/htmlFor/onclick trick.
+  // One can't rely on proper order for onreadystatechange. In order to
+  // make sure, set a 'htmlFor' and 'event' properties, so that
+  // script code will be installed as 'onclick' handler for the
+  // script object. Later, onreadystatechange, manually execute this
+  // code. FF and Chrome doesn't work with 'event' and 'htmlFor'
+  // set. For reference see:
+  //   http://jaubourg.net/2010/07/loading-script-as-onclick-handler-of.html
+  // Also, read on that about script ordering:
+  //   http://wiki.whatwg.org/wiki/Dynamic_Script_Execution_Order
+  if (typeof script.async === 'undefined' && global.document.attachEvent) {
+    // According to mozilla docs, in recent browsers script.async defaults
+    // to 'true', so we may use it to detect a good browser:
+    // https://developer.mozilla.org/en/HTML/Element/script
+    if (!browser.isOpera()) {
+      // Naively assume we're in IE
+      try {
+        script.htmlFor = script.id;
+        script.event = 'onclick';
+      } catch (x) {
+        // intentionally empty
+      }
+      script.async = true;
+    } else {
+      // Opera, second sync script hack
+      script2 = this.script2 = global.document.createElement('script');
+      script2.text = "try{var a = document.getElementById('" + script.id + "'); if(a)a.onerror();}catch(x){};";
+      script.async = script2.async = false;
+    }
+  }
+  if (typeof script.async !== 'undefined') {
+    script.async = true;
+  }
+
+  var head = global.document.getElementsByTagName('head')[0];
+  head.insertBefore(script, head.firstChild);
+  if (script2) {
+    head.insertBefore(script2, head.firstChild);
+  }
+};
+
+module.exports = JsonpReceiver;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"../../utils/browser":44,"../../utils/iframe":47,"../../utils/random":50,"../../utils/url":52,"debug":55,"events":3,"inherits":57}],32:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+  , EventEmitter = require('events').EventEmitter
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:receiver:xhr');
+}
+
+function XhrReceiver(url, AjaxObject) {
+  debug(url);
+  EventEmitter.call(this);
+  var self = this;
+
+  this.bufferPosition = 0;
+
+  this.xo = new AjaxObject('POST', url, null);
+  this.xo.on('chunk', this._chunkHandler.bind(this));
+  this.xo.once('finish', function(status, text) {
+    debug('finish', status, text);
+    self._chunkHandler(status, text);
+    self.xo = null;
+    var reason = status === 200 ? 'network' : 'permanent';
+    debug('close', reason);
+    self.emit('close', null, reason);
+    self._cleanup();
+  });
+}
+
+inherits(XhrReceiver, EventEmitter);
+
+XhrReceiver.prototype._chunkHandler = function(status, text) {
+  debug('_chunkHandler', status);
+  if (status !== 200 || !text) {
+    return;
+  }
+
+  for (var idx = -1; ; this.bufferPosition += idx + 1) {
+    var buf = text.slice(this.bufferPosition);
+    idx = buf.indexOf('\n');
+    if (idx === -1) {
+      break;
+    }
+    var msg = buf.slice(0, idx);
+    if (msg) {
+      debug('message', msg);
+      this.emit('message', msg);
+    }
+  }
+};
+
+XhrReceiver.prototype._cleanup = function() {
+  debug('_cleanup');
+  this.removeAllListeners();
+};
+
+XhrReceiver.prototype.abort = function() {
+  debug('abort');
+  if (this.xo) {
+    this.xo.close();
+    debug('close');
+    this.emit('close', null, 'user');
+    this.xo = null;
+  }
+  this._cleanup();
+};
+
+module.exports = XhrReceiver;
+
+}).call(this,{ env: {} })
+
+},{"debug":55,"events":3,"inherits":57}],33:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var random = require('../../utils/random')
+  , urlUtils = require('../../utils/url')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:sender:jsonp');
+}
+
+var form, area;
+
+function createIframe(id) {
+  debug('createIframe', id);
+  try {
+    // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
+    return global.document.createElement('<iframe name="' + id + '">');
+  } catch (x) {
+    var iframe = global.document.createElement('iframe');
+    iframe.name = id;
+    return iframe;
+  }
+}
+
+function createForm() {
+  debug('createForm');
+  form = global.document.createElement('form');
+  form.style.display = 'none';
+  form.style.position = 'absolute';
+  form.method = 'POST';
+  form.enctype = 'application/x-www-form-urlencoded';
+  form.acceptCharset = 'UTF-8';
+
+  area = global.document.createElement('textarea');
+  area.name = 'd';
+  form.appendChild(area);
+
+  global.document.body.appendChild(form);
+}
+
+module.exports = function(url, payload, callback) {
+  debug(url, payload);
+  if (!form) {
+    createForm();
+  }
+  var id = 'a' + random.string(8);
+  form.target = id;
+  form.action = urlUtils.addQuery(urlUtils.addPath(url, '/jsonp_send'), 'i=' + id);
+
+  var iframe = createIframe(id);
+  iframe.id = id;
+  iframe.style.display = 'none';
+  form.appendChild(iframe);
+
+  try {
+    area.value = payload;
+  } catch (e) {
+    // seriously broken browsers get here
+  }
+  form.submit();
+
+  var completed = function(err) {
+    debug('completed', id, err);
+    if (!iframe.onerror) {
+      return;
+    }
+    iframe.onreadystatechange = iframe.onerror = iframe.onload = null;
+    // Opera mini doesn't like if we GC iframe
+    // immediately, thus this timeout.
+    setTimeout(function() {
+      debug('cleaning up', id);
+      iframe.parentNode.removeChild(iframe);
+      iframe = null;
+    }, 500);
+    area.value = '';
+    // It is not possible to detect if the iframe succeeded or
+    // failed to submit our form.
+    callback(err);
+  };
+  iframe.onerror = function() {
+    debug('onerror', id);
+    completed();
+  };
+  iframe.onload = function() {
+    debug('onload', id);
+    completed();
+  };
+  iframe.onreadystatechange = function(e) {
+    debug('onreadystatechange', id, iframe.readyState, e);
+    if (iframe.readyState === 'complete') {
+      completed();
+    }
+  };
+  return function() {
+    debug('aborted', id);
+    completed(new Error('Aborted'));
+  };
+};
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"../../utils/random":50,"../../utils/url":52,"debug":55}],34:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+  , inherits = require('inherits')
+  , eventUtils = require('../../utils/event')
+  , browser = require('../../utils/browser')
+  , urlUtils = require('../../utils/url')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:sender:xdr');
+}
+
+// References:
+//   http://ajaxian.com/archives/100-line-ajax-wrapper
+//   http://msdn.microsoft.com/en-us/library/cc288060(v=VS.85).aspx
+
+function XDRObject(method, url, payload) {
+  debug(method, url);
+  var self = this;
+  EventEmitter.call(this);
+
+  setTimeout(function() {
+    self._start(method, url, payload);
+  }, 0);
+}
+
+inherits(XDRObject, EventEmitter);
+
+XDRObject.prototype._start = function(method, url, payload) {
+  debug('_start');
+  var self = this;
+  var xdr = new global.XDomainRequest();
+  // IE caches even POSTs
+  url = urlUtils.addQuery(url, 't=' + (+new Date()));
+
+  xdr.onerror = function() {
+    debug('onerror');
+    self._error();
+  };
+  xdr.ontimeout = function() {
+    debug('ontimeout');
+    self._error();
+  };
+  xdr.onprogress = function() {
+    debug('progress', xdr.responseText);
+    self.emit('chunk', 200, xdr.responseText);
+  };
+  xdr.onload = function() {
+    debug('load');
+    self.emit('finish', 200, xdr.responseText);
+    self._cleanup(false);
+  };
+  this.xdr = xdr;
+  this.unloadRef = eventUtils.unloadAdd(function() {
+    self._cleanup(true);
+  });
+  try {
+    // Fails with AccessDenied if port number is bogus
+    this.xdr.open(method, url);
+    if (this.timeout) {
+      this.xdr.timeout = this.timeout;
+    }
+    this.xdr.send(payload);
+  } catch (x) {
+    this._error();
+  }
+};
+
+XDRObject.prototype._error = function() {
+  this.emit('finish', 0, '');
+  this._cleanup(false);
+};
+
+XDRObject.prototype._cleanup = function(abort) {
+  debug('cleanup', abort);
+  if (!this.xdr) {
+    return;
+  }
+  this.removeAllListeners();
+  eventUtils.unloadDel(this.unloadRef);
+
+  this.xdr.ontimeout = this.xdr.onerror = this.xdr.onprogress = this.xdr.onload = null;
+  if (abort) {
+    try {
+      this.xdr.abort();
+    } catch (x) {
+      // intentionally empty
+    }
+  }
+  this.unloadRef = this.xdr = null;
+};
+
+XDRObject.prototype.close = function() {
+  debug('close');
+  this._cleanup(true);
+};
+
+// IE 8/9 if the request target uses the same scheme - #79
+XDRObject.enabled = !!(global.XDomainRequest && browser.hasDomain());
+
+module.exports = XDRObject;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"../../utils/browser":44,"../../utils/event":46,"../../utils/url":52,"debug":55,"events":3,"inherits":57}],35:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , XhrDriver = require('../driver/xhr')
+  ;
+
+function XHRCorsObject(method, url, payload, opts) {
+  XhrDriver.call(this, method, url, payload, opts);
+}
+
+inherits(XHRCorsObject, XhrDriver);
+
+XHRCorsObject.enabled = XhrDriver.enabled && XhrDriver.supportsCORS;
+
+module.exports = XHRCorsObject;
+
+},{"../driver/xhr":17,"inherits":57}],36:[function(require,module,exports){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+  , inherits = require('inherits')
+  ;
+
+function XHRFake(/* method, url, payload, opts */) {
+  var self = this;
+  EventEmitter.call(this);
+
+  this.to = setTimeout(function() {
+    self.emit('finish', 200, '{}');
+  }, XHRFake.timeout);
+}
+
+inherits(XHRFake, EventEmitter);
+
+XHRFake.prototype.close = function() {
+  clearTimeout(this.to);
+};
+
+XHRFake.timeout = 2000;
+
+module.exports = XHRFake;
+
+},{"events":3,"inherits":57}],37:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , XhrDriver = require('../driver/xhr')
+  ;
+
+function XHRLocalObject(method, url, payload /*, opts */) {
+  XhrDriver.call(this, method, url, payload, {
+    noCredentials: true
+  });
+}
+
+inherits(XHRLocalObject, XhrDriver);
+
+XHRLocalObject.enabled = XhrDriver.enabled;
+
+module.exports = XHRLocalObject;
+
+},{"../driver/xhr":17,"inherits":57}],38:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var utils = require('../utils/event')
+  , urlUtils = require('../utils/url')
+  , inherits = require('inherits')
+  , EventEmitter = require('events').EventEmitter
+  , WebsocketDriver = require('./driver/websocket')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:websocket');
+}
+
+function WebSocketTransport(transUrl, ignore, options) {
+  if (!WebSocketTransport.enabled()) {
+    throw new Error('Transport created when disabled');
+  }
+
+  EventEmitter.call(this);
+  debug('constructor', transUrl);
+
+  var self = this;
+  var url = urlUtils.addPath(transUrl, '/websocket');
+  if (url.slice(0, 5) === 'https') {
+    url = 'wss' + url.slice(5);
+  } else {
+    url = 'ws' + url.slice(4);
+  }
+  this.url = url;
+
+  this.ws = new WebsocketDriver(this.url, [], options);
+  this.ws.onmessage = function(e) {
+    debug('message event', e.data);
+    self.emit('message', e.data);
+  };
+  // Firefox has an interesting bug. If a websocket connection is
+  // created after onunload, it stays alive even when user
+  // navigates away from the page. In such situation let's lie -
+  // let's not open the ws connection at all. See:
+  // https://github.com/sockjs/sockjs-client/issues/28
+  // https://bugzilla.mozilla.org/show_bug.cgi?id=696085
+  this.unloadRef = utils.unloadAdd(function() {
+    debug('unload');
+    self.ws.close();
+  });
+  this.ws.onclose = function(e) {
+    debug('close event', e.code, e.reason);
+    self.emit('close', e.code, e.reason);
+    self._cleanup();
+  };
+  this.ws.onerror = function(e) {
+    debug('error event', e);
+    self.emit('close', 1006, 'WebSocket connection broken');
+    self._cleanup();
+  };
+}
+
+inherits(WebSocketTransport, EventEmitter);
+
+WebSocketTransport.prototype.send = function(data) {
+  var msg = '[' + data + ']';
+  debug('send', msg);
+  this.ws.send(msg);
+};
+
+WebSocketTransport.prototype.close = function() {
+  debug('close');
+  var ws = this.ws;
+  this._cleanup();
+  if (ws) {
+    ws.close();
+  }
+};
+
+WebSocketTransport.prototype._cleanup = function() {
+  debug('_cleanup');
+  var ws = this.ws;
+  if (ws) {
+    ws.onmessage = ws.onclose = ws.onerror = null;
+  }
+  utils.unloadDel(this.unloadRef);
+  this.unloadRef = this.ws = null;
+  this.removeAllListeners();
+};
+
+WebSocketTransport.enabled = function() {
+  debug('enabled');
+  return !!WebsocketDriver;
+};
+WebSocketTransport.transportName = 'websocket';
+
+// In theory, ws should require 1 round trip. But in chrome, this is
+// not very stable over SSL. Most likely a ws connection requires a
+// separate SSL connection, in which case 2 round trips are an
+// absolute minumum.
+WebSocketTransport.roundTrips = 2;
+
+module.exports = WebSocketTransport;
+
+}).call(this,{ env: {} })
+
+},{"../utils/event":46,"../utils/url":52,"./driver/websocket":19,"debug":55,"events":3,"inherits":57}],39:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , AjaxBasedTransport = require('./lib/ajax-based')
+  , XdrStreamingTransport = require('./xdr-streaming')
+  , XhrReceiver = require('./receiver/xhr')
+  , XDRObject = require('./sender/xdr')
+  ;
+
+function XdrPollingTransport(transUrl) {
+  if (!XDRObject.enabled) {
+    throw new Error('Transport created when disabled');
+  }
+  AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XDRObject);
+}
+
+inherits(XdrPollingTransport, AjaxBasedTransport);
+
+XdrPollingTransport.enabled = XdrStreamingTransport.enabled;
+XdrPollingTransport.transportName = 'xdr-polling';
+XdrPollingTransport.roundTrips = 2; // preflight, ajax
+
+module.exports = XdrPollingTransport;
+
+},{"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xdr":34,"./xdr-streaming":40,"inherits":57}],40:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , AjaxBasedTransport = require('./lib/ajax-based')
+  , XhrReceiver = require('./receiver/xhr')
+  , XDRObject = require('./sender/xdr')
+  ;
+
+// According to:
+//   http://stackoverflow.com/questions/1641507/detect-browser-support-for-cross-domain-xmlhttprequests
+//   http://hacks.mozilla.org/2009/07/cross-site-xmlhttprequest-with-cors/
+
+function XdrStreamingTransport(transUrl) {
+  if (!XDRObject.enabled) {
+    throw new Error('Transport created when disabled');
+  }
+  AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XDRObject);
+}
+
+inherits(XdrStreamingTransport, AjaxBasedTransport);
+
+XdrStreamingTransport.enabled = function(info) {
+  if (info.cookie_needed || info.nullOrigin) {
+    return false;
+  }
+  return XDRObject.enabled && info.sameScheme;
+};
+
+XdrStreamingTransport.transportName = 'xdr-streaming';
+XdrStreamingTransport.roundTrips = 2; // preflight, ajax
+
+module.exports = XdrStreamingTransport;
+
+},{"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xdr":34,"inherits":57}],41:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+  , AjaxBasedTransport = require('./lib/ajax-based')
+  , XhrReceiver = require('./receiver/xhr')
+  , XHRCorsObject = require('./sender/xhr-cors')
+  , XHRLocalObject = require('./sender/xhr-local')
+  ;
+
+function XhrPollingTransport(transUrl) {
+  if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {
+    throw new Error('Transport created when disabled');
+  }
+  AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XHRCorsObject);
+}
+
+inherits(XhrPollingTransport, AjaxBasedTransport);
+
+XhrPollingTransport.enabled = function(info) {
+  if (info.nullOrigin) {
+    return false;
+  }
+
+  if (XHRLocalObject.enabled && info.sameOrigin) {
+    return true;
+  }
+  return XHRCorsObject.enabled;
+};
+
+XhrPollingTransport.transportName = 'xhr-polling';
+XhrPollingTransport.roundTrips = 2; // preflight, ajax
+
+module.exports = XhrPollingTransport;
+
+},{"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xhr-cors":35,"./sender/xhr-local":37,"inherits":57}],42:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var inherits = require('inherits')
+  , AjaxBasedTransport = require('./lib/ajax-based')
+  , XhrReceiver = require('./receiver/xhr')
+  , XHRCorsObject = require('./sender/xhr-cors')
+  , XHRLocalObject = require('./sender/xhr-local')
+  , browser = require('../utils/browser')
+  ;
+
+function XhrStreamingTransport(transUrl) {
+  if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {
+    throw new Error('Transport created when disabled');
+  }
+  AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XHRCorsObject);
+}
+
+inherits(XhrStreamingTransport, AjaxBasedTransport);
+
+XhrStreamingTransport.enabled = function(info) {
+  if (info.nullOrigin) {
+    return false;
+  }
+  // Opera doesn't support xhr-streaming #60
+  // But it might be able to #92
+  if (browser.isOpera()) {
+    return false;
+  }
+
+  return XHRCorsObject.enabled;
+};
+
+XhrStreamingTransport.transportName = 'xhr-streaming';
+XhrStreamingTransport.roundTrips = 2; // preflight, ajax
+
+// Safari gets confused when a streaming ajax request is started
+// before onload. This causes the load indicator to spin indefinetely.
+// Only require body when used in a browser
+XhrStreamingTransport.needBody = !!global.document;
+
+module.exports = XhrStreamingTransport;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"../utils/browser":44,"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xhr-cors":35,"./sender/xhr-local":37,"inherits":57}],43:[function(require,module,exports){
+(function (global){
+'use strict';
+
+if (global.crypto && global.crypto.getRandomValues) {
+  module.exports.randomBytes = function(length) {
+    var bytes = new Uint8Array(length);
+    global.crypto.getRandomValues(bytes);
+    return bytes;
+  };
+} else {
+  module.exports.randomBytes = function(length) {
+    var bytes = new Array(length);
+    for (var i = 0; i < length; i++) {
+      bytes[i] = Math.floor(Math.random() * 256);
+    }
+    return bytes;
+  };
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{}],44:[function(require,module,exports){
+(function (global){
+'use strict';
+
+module.exports = {
+  isOpera: function() {
+    return global.navigator &&
+      /opera/i.test(global.navigator.userAgent);
+  }
+
+, isKonqueror: function() {
+    return global.navigator &&
+      /konqueror/i.test(global.navigator.userAgent);
+  }
+
+  // #187 wrap document.domain in try/catch because of WP8 from file:///
+, hasDomain: function () {
+    // non-browser client always has a domain
+    if (!global.document) {
+      return true;
+    }
+
+    try {
+      return !!global.document.domain;
+    } catch (e) {
+      return false;
+    }
+  }
+};
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{}],45:[function(require,module,exports){
+'use strict';
+
+var JSON3 = require('json3');
+
+// Some extra characters that Chrome gets wrong, and substitutes with
+// something else on the wire.
+// eslint-disable-next-line no-control-regex
+var extraEscapable = /[\x00-\x1f\ud800-\udfff\ufffe\uffff\u0300-\u0333\u033d-\u0346\u034a-\u034c\u0350-\u0352\u0357-\u0358\u035c-\u0362\u0374\u037e\u0387\u0591-\u05af\u05c4\u0610-\u0617\u0653-\u0654\u0657-\u065b\u065d-\u065e\u06df-\u06e2\u06eb-\u06ec\u0730\u0732-\u0733\u0735-\u0736\u073a\u073d\u073f-\u0741\u0743\u0745\u0747\u07eb-\u07f1\u0951\u0958-\u095f\u09dc-\u09dd\u09df\u0a33\u0a36\u0a59-\u0a5b\u0a5e\u0b5c-\u0b5d\u0e38-\u0e39\u0f43\u0f4d\u0f52\u0f57\u0f5c\u0f69\u0f72-\u0f76\u0f78\u0f80-\u0f83\u0f93\u0f9d\u0fa2\u0fa7\u0fac\u0fb9\u1939-\u193a\u1a17\u1b6b\u1cda-\u1cdb\u1dc0-\u1dcf\u1dfc\u1dfe\u1f71\u1f73\u1f75\u1f77\u1f79\u1f7b\u1f7d\u1fbb\u1fbe\u1fc9\u1fcb\u1fd3\u1fdb\u1fe3\u1feb\u1fee-\u1fef\u1ff9\u1ffb\u1ffd\u2000-\u2001\u20d0-\u20d1\u20d4-\u20d7\u20e7-\u20e9\u2126\u212a-\u212b\u2329-\u232a\u2adc\u302b-\u302c\uaab2-\uaab3\uf900-\ufa0d\ufa10\ufa12\ufa15-\ufa1e\ufa20\ufa22\ufa25-\ufa26\ufa2a-\ufa2d\ufa30-\ufa6d\ufa70-\ufad9\ufb1d\ufb1f\ufb2a-\ufb36\ufb38-\ufb3c\ufb3e\ufb40-\ufb41\ufb43-\ufb44\ufb46-\ufb4e\ufff0-\uffff]/g
+  , extraLookup;
+
+// This may be quite slow, so let's delay until user actually uses bad
+// characters.
+var unrollLookup = function(escapable) {
+  var i;
+  var unrolled = {};
+  var c = [];
+  for (i = 0; i < 65536; i++) {
+    c.push( String.fromCharCode(i) );
+  }
+  escapable.lastIndex = 0;
+  c.join('').replace(escapable, function(a) {
+    unrolled[ a ] = '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
+    return '';
+  });
+  escapable.lastIndex = 0;
+  return unrolled;
+};
+
+// Quote string, also taking care of unicode characters that browsers
+// often break. Especially, take care of unicode surrogates:
+// http://en.wikipedia.org/wiki/Mapping_of_Unicode_characters#Surrogates
+module.exports = {
+  quote: function(string) {
+    var quoted = JSON3.stringify(string);
+
+    // In most cases this should be very fast and good enough.
+    extraEscapable.lastIndex = 0;
+    if (!extraEscapable.test(quoted)) {
+      return quoted;
+    }
+
+    if (!extraLookup) {
+      extraLookup = unrollLookup(extraEscapable);
+    }
+
+    return quoted.replace(extraEscapable, function(a) {
+      return extraLookup[a];
+    });
+  }
+};
+
+},{"json3":58}],46:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var random = require('./random');
+
+var onUnload = {}
+  , afterUnload = false
+    // detect google chrome packaged apps because they don't allow the 'unload' event
+  , isChromePackagedApp = global.chrome && global.chrome.app && global.chrome.app.runtime
+  ;
+
+module.exports = {
+  attachEvent: function(event, listener) {
+    if (typeof global.addEventListener !== 'undefined') {
+      global.addEventListener(event, listener, false);
+    } else if (global.document && global.attachEvent) {
+      // IE quirks.
+      // According to: http://stevesouders.com/misc/test-postmessage.php
+      // the message gets delivered only to 'document', not 'window'.
+      global.document.attachEvent('on' + event, listener);
+      // I get 'window' for ie8.
+      global.attachEvent('on' + event, listener);
+    }
+  }
+
+, detachEvent: function(event, listener) {
+    if (typeof global.addEventListener !== 'undefined') {
+      global.removeEventListener(event, listener, false);
+    } else if (global.document && global.detachEvent) {
+      global.document.detachEvent('on' + event, listener);
+      global.detachEvent('on' + event, listener);
+    }
+  }
+
+, unloadAdd: function(listener) {
+    if (isChromePackagedApp) {
+      return null;
+    }
+
+    var ref = random.string(8);
+    onUnload[ref] = listener;
+    if (afterUnload) {
+      setTimeout(this.triggerUnloadCallbacks, 0);
+    }
+    return ref;
+  }
+
+, unloadDel: function(ref) {
+    if (ref in onUnload) {
+      delete onUnload[ref];
+    }
+  }
+
+, triggerUnloadCallbacks: function() {
+    for (var ref in onUnload) {
+      onUnload[ref]();
+      delete onUnload[ref];
+    }
+  }
+};
+
+var unloadTriggered = function() {
+  if (afterUnload) {
+    return;
+  }
+  afterUnload = true;
+  module.exports.triggerUnloadCallbacks();
+};
+
+// 'unload' alone is not reliable in opera within an iframe, but we
+// can't use `beforeunload` as IE fires it on javascript: links.
+if (!isChromePackagedApp) {
+  module.exports.attachEvent('unload', unloadTriggered);
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"./random":50}],47:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var eventUtils = require('./event')
+  , JSON3 = require('json3')
+  , browser = require('./browser')
+  ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:utils:iframe');
+}
+
+module.exports = {
+  WPrefix: '_jp'
+, currentWindowId: null
+
+, polluteGlobalNamespace: function() {
+    if (!(module.exports.WPrefix in global)) {
+      global[module.exports.WPrefix] = {};
+    }
+  }
+
+, postMessage: function(type, data) {
+    if (global.parent !== global) {
+      global.parent.postMessage(JSON3.stringify({
+        windowId: module.exports.currentWindowId
+      , type: type
+      , data: data || ''
+      }), '*');
+    } else {
+      debug('Cannot postMessage, no parent window.', type, data);
+    }
+  }
+
+, createIframe: function(iframeUrl, errorCallback) {
+    var iframe = global.document.createElement('iframe');
+    var tref, unloadRef;
+    var unattach = function() {
+      debug('unattach');
+      clearTimeout(tref);
+      // Explorer had problems with that.
+      try {
+        iframe.onload = null;
+      } catch (x) {
+        // intentionally empty
+      }
+      iframe.onerror = null;
+    };
+    var cleanup = function() {
+      debug('cleanup');
+      if (iframe) {
+        unattach();
+        // This timeout makes chrome fire onbeforeunload event
+        // within iframe. Without the timeout it goes straight to
+        // onunload.
+        setTimeout(function() {
+          if (iframe) {
+            iframe.parentNode.removeChild(iframe);
+          }
+          iframe = null;
+        }, 0);
+        eventUtils.unloadDel(unloadRef);
+      }
+    };
+    var onerror = function(err) {
+      debug('onerror', err);
+      if (iframe) {
+        cleanup();
+        errorCallback(err);
+      }
+    };
+    var post = function(msg, origin) {
+      debug('post', msg, origin);
+      setTimeout(function() {
+        try {
+          // When the iframe is not loaded, IE raises an exception
+          // on 'contentWindow'.
+          if (iframe && iframe.contentWindow) {
+            iframe.contentWindow.postMessage(msg, origin);
+          }
+        } catch (x) {
+          // intentionally empty
+        }
+      }, 0);
+    };
+
+    iframe.src = iframeUrl;
+    iframe.style.display = 'none';
+    iframe.style.position = 'absolute';
+    iframe.onerror = function() {
+      onerror('onerror');
+    };
+    iframe.onload = function() {
+      debug('onload');
+      // `onload` is triggered before scripts on the iframe are
+      // executed. Give it few seconds to actually load stuff.
+      clearTimeout(tref);
+      tref = setTimeout(function() {
+        onerror('onload timeout');
+      }, 2000);
+    };
+    global.document.body.appendChild(iframe);
+    tref = setTimeout(function() {
+      onerror('timeout');
+    }, 15000);
+    unloadRef = eventUtils.unloadAdd(cleanup);
+    return {
+      post: post
+    , cleanup: cleanup
+    , loaded: unattach
+    };
+  }
+
+/* eslint no-undef: "off", new-cap: "off" */
+, createHtmlfile: function(iframeUrl, errorCallback) {
+    var axo = ['Active'].concat('Object').join('X');
+    var doc = new global[axo]('htmlfile');
+    var tref, unloadRef;
+    var iframe;
+    var unattach = function() {
+      clearTimeout(tref);
+      iframe.onerror = null;
+    };
+    var cleanup = function() {
+      if (doc) {
+        unattach();
+        eventUtils.unloadDel(unloadRef);
+        iframe.parentNode.removeChild(iframe);
+        iframe = doc = null;
+        CollectGarbage();
+      }
+    };
+    var onerror = function(r) {
+      debug('onerror', r);
+      if (doc) {
+        cleanup();
+        errorCallback(r);
+      }
+    };
+    var post = function(msg, origin) {
+      try {
+        // When the iframe is not loaded, IE raises an exception
+        // on 'contentWindow'.
+        setTimeout(function() {
+          if (iframe && iframe.contentWindow) {
+              iframe.contentWindow.postMessage(msg, origin);
+          }
+        }, 0);
+      } catch (x) {
+        // intentionally empty
+      }
+    };
+
+    doc.open();
+    doc.write('<html><s' + 'cript>' +
+              'document.domain="' + global.document.domain + '";' +
+              '</s' + 'cript></html>');
+    doc.close();
+    doc.parentWindow[module.exports.WPrefix] = global[module.exports.WPrefix];
+    var c = doc.createElement('div');
+    doc.body.appendChild(c);
+    iframe = doc.createElement('iframe');
+    c.appendChild(iframe);
+    iframe.src = iframeUrl;
+    iframe.onerror = function() {
+      onerror('onerror');
+    };
+    tref = setTimeout(function() {
+      onerror('timeout');
+    }, 15000);
+    unloadRef = eventUtils.unloadAdd(cleanup);
+    return {
+      post: post
+    , cleanup: cleanup
+    , loaded: unattach
+    };
+  }
+};
+
+module.exports.iframeEnabled = false;
+if (global.document) {
+  // postMessage misbehaves in konqueror 4.6.5 - the messages are delivered with
+  // huge delay, or not at all.
+  module.exports.iframeEnabled = (typeof global.postMessage === 'function' ||
+    typeof global.postMessage === 'object') && (!browser.isKonqueror());
+}
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"./browser":44,"./event":46,"debug":55,"json3":58}],48:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var logObject = {};
+['log', 'debug', 'warn'].forEach(function (level) {
+  var levelExists;
+
+  try {
+    levelExists = global.console && global.console[level] && global.console[level].apply;
+  } catch(e) {
+    // do nothing
+  }
+
+  logObject[level] = levelExists ? function () {
+    return global.console[level].apply(global.console, arguments);
+  } : (level === 'log' ? function () {} : logObject.log);
+});
+
+module.exports = logObject;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{}],49:[function(require,module,exports){
+'use strict';
+
+module.exports = {
+  isObject: function(obj) {
+    var type = typeof obj;
+    return type === 'function' || type === 'object' && !!obj;
+  }
+
+, extend: function(obj) {
+    if (!this.isObject(obj)) {
+      return obj;
+    }
+    var source, prop;
+    for (var i = 1, length = arguments.length; i < length; i++) {
+      source = arguments[i];
+      for (prop in source) {
+        if (Object.prototype.hasOwnProperty.call(source, prop)) {
+          obj[prop] = source[prop];
+        }
+      }
+    }
+    return obj;
+  }
+};
+
+},{}],50:[function(require,module,exports){
+'use strict';
+
+/* global crypto:true */
+var crypto = require('crypto');
+
+// This string has length 32, a power of 2, so the modulus doesn't introduce a
+// bias.
+var _randomStringChars = 'abcdefghijklmnopqrstuvwxyz012345';
+module.exports = {
+  string: function(length) {
+    var max = _randomStringChars.length;
+    var bytes = crypto.randomBytes(length);
+    var ret = [];
+    for (var i = 0; i < length; i++) {
+      ret.push(_randomStringChars.substr(bytes[i] % max, 1));
+    }
+    return ret.join('');
+  }
+
+, number: function(max) {
+    return Math.floor(Math.random() * max);
+  }
+
+, numberString: function(max) {
+    var t = ('' + (max - 1)).length;
+    var p = new Array(t + 1).join('0');
+    return (p + this.number(max)).slice(-t);
+  }
+};
+
+},{"crypto":43}],51:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:utils:transport');
+}
+
+module.exports = function(availableTransports) {
+  return {
+    filterToEnabled: function(transportsWhitelist, info) {
+      var transports = {
+        main: []
+      , facade: []
+      };
+      if (!transportsWhitelist) {
+        transportsWhitelist = [];
+      } else if (typeof transportsWhitelist === 'string') {
+        transportsWhitelist = [transportsWhitelist];
+      }
+
+      availableTransports.forEach(function(trans) {
+        if (!trans) {
+          return;
+        }
+
+        if (trans.transportName === 'websocket' && info.websocket === false) {
+          debug('disabled from server', 'websocket');
+          return;
+        }
+
+        if (transportsWhitelist.length &&
+            transportsWhitelist.indexOf(trans.transportName) === -1) {
+          debug('not in whitelist', trans.transportName);
+          return;
+        }
+
+        if (trans.enabled(info)) {
+          debug('enabled', trans.transportName);
+          transports.main.push(trans);
+          if (trans.facadeTransport) {
+            transports.facade.push(trans.facadeTransport);
+          }
+        } else {
+          debug('disabled', trans.transportName);
+        }
+      });
+      return transports;
+    }
+  };
+};
+
+}).call(this,{ env: {} })
+
+},{"debug":55}],52:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var URL = require('url-parse');
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+  debug = require('debug')('sockjs-client:utils:url');
+}
+
+module.exports = {
+  getOrigin: function(url) {
+    if (!url) {
+      return null;
+    }
+
+    var p = new URL(url);
+    if (p.protocol === 'file:') {
+      return null;
+    }
+
+    var port = p.port;
+    if (!port) {
+      port = (p.protocol === 'https:') ? '443' : '80';
+    }
+
+    return p.protocol + '//' + p.hostname + ':' + port;
+  }
+
+, isOriginEqual: function(a, b) {
+    var res = this.getOrigin(a) === this.getOrigin(b);
+    debug('same', a, b, res);
+    return res;
+  }
+
+, isSchemeEqual: function(a, b) {
+    return (a.split(':')[0] === b.split(':')[0]);
+  }
+
+, addPath: function (url, path) {
+    var qs = url.split('?');
+    return qs[0] + path + (qs[1] ? '?' + qs[1] : '');
+  }
+
+, addQuery: function (url, q) {
+    return url + (url.indexOf('?') === -1 ? ('?' + q) : ('&' + q));
+  }
+};
+
+}).call(this,{ env: {} })
+
+},{"debug":55,"url-parse":61}],53:[function(require,module,exports){
+module.exports = '1.4.0';
+
+},{}],54:[function(require,module,exports){
+/**
+ * Helpers.
+ */
+
+var s = 1000;
+var m = s * 60;
+var h = m * 60;
+var d = h * 24;
+var w = d * 7;
+var y = d * 365.25;
+
+/**
+ * Parse or format the given `val`.
+ *
+ * Options:
+ *
+ *  - `long` verbose formatting [false]
+ *
+ * @param {String|Number} val
+ * @param {Object} [options]
+ * @throws {Error} throw an error if val is not a non-empty string or a number
+ * @return {String|Number}
+ * @api public
+ */
+
+module.exports = function(val, options) {
+  options = options || {};
+  var type = typeof val;
+  if (type === 'string' && val.length > 0) {
+    return parse(val);
+  } else if (type === 'number' && isNaN(val) === false) {
+    return options.long ? fmtLong(val) : fmtShort(val);
+  }
+  throw new Error(
+    'val is not a non-empty string or a valid number. val=' +
+      JSON.stringify(val)
+  );
+};
+
+/**
+ * Parse the given `str` and return milliseconds.
+ *
+ * @param {String} str
+ * @return {Number}
+ * @api private
+ */
+
+function parse(str) {
+  str = String(str);
+  if (str.length > 100) {
+    return;
+  }
+  var match = /^((?:\d+)?\-?\d?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(
+    str
+  );
+  if (!match) {
+    return;
+  }
+  var n = parseFloat(match[1]);
+  var type = (match[2] || 'ms').toLowerCase();
+  switch (type) {
+    case 'years':
+    case 'year':
+    case 'yrs':
+    case 'yr':
+    case 'y':
+      return n * y;
+    case 'weeks':
+    case 'week':
+    case 'w':
+      return n * w;
+    case 'days':
+    case 'day':
+    case 'd':
+      return n * d;
+    case 'hours':
+    case 'hour':
+    case 'hrs':
+    case 'hr':
+    case 'h':
+      return n * h;
+    case 'minutes':
+    case 'minute':
+    case 'mins':
+    case 'min':
+    case 'm':
+      return n * m;
+    case 'seconds':
+    case 'second':
+    case 'secs':
+    case 'sec':
+    case 's':
+      return n * s;
+    case 'milliseconds':
+    case 'millisecond':
+    case 'msecs':
+    case 'msec':
+    case 'ms':
+      return n;
+    default:
+      return undefined;
+  }
+}
+
+/**
+ * Short format for `ms`.
+ *
+ * @param {Number} ms
+ * @return {String}
+ * @api private
+ */
+
+function fmtShort(ms) {
+  var msAbs = Math.abs(ms);
+  if (msAbs >= d) {
+    return Math.round(ms / d) + 'd';
+  }
+  if (msAbs >= h) {
+    return Math.round(ms / h) + 'h';
+  }
+  if (msAbs >= m) {
+    return Math.round(ms / m) + 'm';
+  }
+  if (msAbs >= s) {
+    return Math.round(ms / s) + 's';
+  }
+  return ms + 'ms';
+}
+
+/**
+ * Long format for `ms`.
+ *
+ * @param {Number} ms
+ * @return {String}
+ * @api private
+ */
+
+function fmtLong(ms) {
+  var msAbs = Math.abs(ms);
+  if (msAbs >= d) {
+    return plural(ms, msAbs, d, 'day');
+  }
+  if (msAbs >= h) {
+    return plural(ms, msAbs, h, 'hour');
+  }
+  if (msAbs >= m) {
+    return plural(ms, msAbs, m, 'minute');
+  }
+  if (msAbs >= s) {
+    return plural(ms, msAbs, s, 'second');
+  }
+  return ms + ' ms';
+}
+
+/**
+ * Pluralization helper.
+ */
+
+function plural(ms, msAbs, n, name) {
+  var isPlural = msAbs >= n * 1.5;
+  return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');
+}
+
+},{}],55:[function(require,module,exports){
+(function (process){
+"use strict";
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+/* eslint-env browser */
+
+/**
+ * This is the web browser implementation of `debug()`.
+ */
+exports.log = log;
+exports.formatArgs = formatArgs;
+exports.save = save;
+exports.load = load;
+exports.useColors = useColors;
+exports.storage = localstorage();
+/**
+ * Colors.
+ */
+
+exports.colors = ['#0000CC', '#0000FF', '#0033CC', '#0033FF', '#0066CC', '#0066FF', '#0099CC', '#0099FF', '#00CC00', '#00CC33', '#00CC66', '#00CC99', '#00CCCC', '#00CCFF', '#3300CC', '#3300FF', '#3333CC', '#3333FF', '#3366CC', '#3366FF', '#3399CC', '#3399FF', '#33CC00', '#33CC33', '#33CC66', '#33CC99', '#33CCCC', '#33CCFF', '#6600CC', '#6600FF', '#6633CC', '#6633FF', '#66CC00', '#66CC33', '#9900CC', '#9900FF', '#9933CC', '#9933FF', '#99CC00', '#99CC33', '#CC0000', '#CC0033', '#CC0066', '#CC0099', '#CC00CC', '#CC00FF', '#CC3300', '#CC3333', '#CC3366', '#CC3399', '#CC33CC', '#CC33FF', '#CC6600', '#CC6633', '#CC9900', '#CC9933', '#CCCC00', '#CCCC33', '#FF0000', '#FF0033', '#FF0066', '#FF0099', '#FF00CC', '#FF00FF', '#FF3300', '#FF3333', '#FF3366', '#FF3399', '#FF33CC', '#FF33FF', '#FF6600', '#FF6633', '#FF9900', '#FF9933', '#FFCC00', '#FFCC33'];
+/**
+ * Currently only WebKit-based Web Inspectors, Firefox >= v31,
+ * and the Firebug extension (any Firefox version) are known
+ * to support "%c" CSS customizations.
+ *
+ * TODO: add a `localStorage` variable to explicitly enable/disable colors
+ */
+// eslint-disable-next-line complexity
+
+function useColors() {
+  // NB: In an Electron preload script, document will be defined but not fully
+  // initialized. Since we know we're in Chrome, we'll just detect this case
+  // explicitly
+  if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {
+    return true;
+  } // Internet Explorer and Edge do not support colors.
+
+
+  if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/)) {
+    return false;
+  } // Is webkit? http://stackoverflow.com/a/16459606/376773
+  // document is undefined in react-native: https://github.com/facebook/react-native/pull/1632
+
+
+  return typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance || // Is firebug? http://stackoverflow.com/a/398120/376773
+  typeof window !== 'undefined' && window.console && (window.console.firebug || window.console.exception && window.console.table) || // Is firefox >= v31?
+  // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
+  typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31 || // Double check webkit in userAgent just in case we are in a worker
+  typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/);
+}
+/**
+ * Colorize log arguments if enabled.
+ *
+ * @api public
+ */
+
+
+function formatArgs(args) {
+  args[0] = (this.useColors ? '%c' : '') + this.namespace + (this.useColors ? ' %c' : ' ') + args[0] + (this.useColors ? '%c ' : ' ') + '+' + module.exports.humanize(this.diff);
+
+  if (!this.useColors) {
+    return;
+  }
+
+  var c = 'color: ' + this.color;
+  args.splice(1, 0, c, 'color: inherit'); // The final "%c" is somewhat tricky, because there could be other
+  // arguments passed either before or after the %c, so we need to
+  // figure out the correct index to insert the CSS into
+
+  var index = 0;
+  var lastC = 0;
+  args[0].replace(/%[a-zA-Z%]/g, function (match) {
+    if (match === '%%') {
+      return;
+    }
+
+    index++;
+
+    if (match === '%c') {
+      // We only are interested in the *last* %c
+      // (the user may have provided their own)
+      lastC = index;
+    }
+  });
+  args.splice(lastC, 0, c);
+}
+/**
+ * Invokes `console.log()` when available.
+ * No-op when `console.log` is not a "function".
+ *
+ * @api public
+ */
+
+
+function log() {
+  var _console;
+
+  // This hackery is required for IE8/9, where
+  // the `console.log` function doesn't have 'apply'
+  return (typeof console === "undefined" ? "undefined" : _typeof(console)) === 'object' && console.log && (_console = console).log.apply(_console, arguments);
+}
+/**
+ * Save `namespaces`.
+ *
+ * @param {String} namespaces
+ * @api private
+ */
+
+
+function save(namespaces) {
+  try {
+    if (namespaces) {
+      exports.storage.setItem('debug', namespaces);
+    } else {
+      exports.storage.removeItem('debug');
+    }
+  } catch (error) {// Swallow
+    // XXX (@Qix-) should we be logging these?
+  }
+}
+/**
+ * Load `namespaces`.
+ *
+ * @return {String} returns the previously persisted debug modes
+ * @api private
+ */
+
+
+function load() {
+  var r;
+
+  try {
+    r = exports.storage.getItem('debug');
+  } catch (error) {} // Swallow
+  // XXX (@Qix-) should we be logging these?
+  // If debug isn't set in LS, and we're in Electron, try to load $DEBUG
+
+
+  if (!r && typeof process !== 'undefined' && 'env' in process) {
+    r = process.env.DEBUG;
+  }
+
+  return r;
+}
+/**
+ * Localstorage attempts to return the localstorage.
+ *
+ * This is necessary because safari throws
+ * when a user disables cookies/localstorage
+ * and you attempt to access it.
+ *
+ * @return {LocalStorage}
+ * @api private
+ */
+
+
+function localstorage() {
+  try {
+    // TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context
+    // The Browser also has localStorage in the global context.
+    return localStorage;
+  } catch (error) {// Swallow
+    // XXX (@Qix-) should we be logging these?
+  }
+}
+
+module.exports = require('./common')(exports);
+var formatters = module.exports.formatters;
+/**
+ * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
+ */
+
+formatters.j = function (v) {
+  try {
+    return JSON.stringify(v);
+  } catch (error) {
+    return '[UnexpectedJSONParseError]: ' + error.message;
+  }
+};
+
+
+}).call(this,{ env: {} })
+
+},{"./common":56}],56:[function(require,module,exports){
+"use strict";
+
+/**
+ * This is the common logic for both the Node.js and web browser
+ * implementations of `debug()`.
+ */
+function setup(env) {
+  createDebug.debug = createDebug;
+  createDebug.default = createDebug;
+  createDebug.coerce = coerce;
+  createDebug.disable = disable;
+  createDebug.enable = enable;
+  createDebug.enabled = enabled;
+  createDebug.humanize = require('ms');
+  Object.keys(env).forEach(function (key) {
+    createDebug[key] = env[key];
+  });
+  /**
+  * Active `debug` instances.
+  */
+
+  createDebug.instances = [];
+  /**
+  * The currently active debug mode names, and names to skip.
+  */
+
+  createDebug.names = [];
+  createDebug.skips = [];
+  /**
+  * Map of special "%n" handling functions, for the debug "format" argument.
+  *
+  * Valid key names are a single, lower or upper-case letter, i.e. "n" and "N".
+  */
+
+  createDebug.formatters = {};
+  /**
+  * Selects a color for a debug namespace
+  * @param {String} namespace The namespace string for the for the debug instance to be colored
+  * @return {Number|String} An ANSI color code for the given namespace
+  * @api private
+  */
+
+  function selectColor(namespace) {
+    var hash = 0;
+
+    for (var i = 0; i < namespace.length; i++) {
+      hash = (hash << 5) - hash + namespace.charCodeAt(i);
+      hash |= 0; // Convert to 32bit integer
+    }
+
+    return createDebug.colors[Math.abs(hash) % createDebug.colors.length];
+  }
+
+  createDebug.selectColor = selectColor;
+  /**
+  * Create a debugger with the given `namespace`.
+  *
+  * @param {String} namespace
+  * @return {Function}
+  * @api public
+  */
+
+  function createDebug(namespace) {
+    var prevTime;
+
+    function debug() {
+      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
+        args[_key] = arguments[_key];
+      }
+
+      // Disabled?
+      if (!debug.enabled) {
+        return;
+      }
+
+      var self = debug; // Set `diff` timestamp
+
+      var curr = Number(new Date());
+      var ms = curr - (prevTime || curr);
+      self.diff = ms;
+      self.prev = prevTime;
+      self.curr = curr;
+      prevTime = curr;
+      args[0] = createDebug.coerce(args[0]);
+
+      if (typeof args[0] !== 'string') {
+        // Anything else let's inspect with %O
+        args.unshift('%O');
+      } // Apply any `formatters` transformations
+
+
+      var index = 0;
+      args[0] = args[0].replace(/%([a-zA-Z%])/g, function (match, format) {
+        // If we encounter an escaped % then don't increase the array index
+        if (match === '%%') {
+          return match;
+        }
+
+        index++;
+        var formatter = createDebug.formatters[format];
+
+        if (typeof formatter === 'function') {
+          var val = args[index];
+          match = formatter.call(self, val); // Now we need to remove `args[index]` since it's inlined in the `format`
+
+          args.splice(index, 1);
+          index--;
+        }
+
+        return match;
+      }); // Apply env-specific formatting (colors, etc.)
+
+      createDebug.formatArgs.call(self, args);
+      var logFn = self.log || createDebug.log;
+      logFn.apply(self, args);
+    }
+
+    debug.namespace = namespace;
+    debug.enabled = createDebug.enabled(namespace);
+    debug.useColors = createDebug.useColors();
+    debug.color = selectColor(namespace);
+    debug.destroy = destroy;
+    debug.extend = extend; // Debug.formatArgs = formatArgs;
+    // debug.rawLog = rawLog;
+    // env-specific initialization logic for debug instances
+
+    if (typeof createDebug.init === 'function') {
+      createDebug.init(debug);
+    }
+
+    createDebug.instances.push(debug);
+    return debug;
+  }
+
+  function destroy() {
+    var index = createDebug.instances.indexOf(this);
+
+    if (index !== -1) {
+      createDebug.instances.splice(index, 1);
+      return true;
+    }
+
+    return false;
+  }
+
+  function extend(namespace, delimiter) {
+    return createDebug(this.namespace + (typeof delimiter === 'undefined' ? ':' : delimiter) + namespace);
+  }
+  /**
+  * Enables a debug mode by namespaces. This can include modes
+  * separated by a colon and wildcards.
+  *
+  * @param {String} namespaces
+  * @api public
+  */
+
+
+  function enable(namespaces) {
+    createDebug.save(namespaces);
+    createDebug.names = [];
+    createDebug.skips = [];
+    var i;
+    var split = (typeof namespaces === 'string' ? namespaces : '').split(/[\s,]+/);
+    var len = split.length;
+
+    for (i = 0; i < len; i++) {
+      if (!split[i]) {
+        // ignore empty strings
+        continue;
+      }
+
+      namespaces = split[i].replace(/\*/g, '.*?');
+
+      if (namespaces[0] === '-') {
+        createDebug.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
+      } else {
+        createDebug.names.push(new RegExp('^' + namespaces + '$'));
+      }
+    }
+
+    for (i = 0; i < createDebug.instances.length; i++) {
+      var instance = createDebug.instances[i];
+      instance.enabled = createDebug.enabled(instance.namespace);
+    }
+  }
+  /**
+  * Disable debug output.
+  *
+  * @api public
+  */
+
+
+  function disable() {
+    createDebug.enable('');
+  }
+  /**
+  * Returns true if the given mode name is enabled, false otherwise.
+  *
+  * @param {String} name
+  * @return {Boolean}
+  * @api public
+  */
+
+
+  function enabled(name) {
+    if (name[name.length - 1] === '*') {
+      return true;
+    }
+
+    var i;
+    var len;
+
+    for (i = 0, len = createDebug.skips.length; i < len; i++) {
+      if (createDebug.skips[i].test(name)) {
+        return false;
+      }
+    }
+
+    for (i = 0, len = createDebug.names.length; i < len; i++) {
+      if (createDebug.names[i].test(name)) {
+        return true;
+      }
+    }
+
+    return false;
+  }
+  /**
+  * Coerce `val`.
+  *
+  * @param {Mixed} val
+  * @return {Mixed}
+  * @api private
+  */
+
+
+  function coerce(val) {
+    if (val instanceof Error) {
+      return val.stack || val.message;
+    }
+
+    return val;
+  }
+
+  createDebug.enable(createDebug.load());
+  return createDebug;
+}
+
+module.exports = setup;
+
+
+},{"ms":54}],57:[function(require,module,exports){
+if (typeof Object.create === 'function') {
+  // implementation from standard node.js 'util' module
+  module.exports = function inherits(ctor, superCtor) {
+    ctor.super_ = superCtor
+    ctor.prototype = Object.create(superCtor.prototype, {
+      constructor: {
+        value: ctor,
+        enumerable: false,
+        writable: true,
+        configurable: true
+      }
+    });
+  };
+} else {
+  // old school shim for old browsers
+  module.exports = function inherits(ctor, superCtor) {
+    ctor.super_ = superCtor
+    var TempCtor = function () {}
+    TempCtor.prototype = superCtor.prototype
+    ctor.prototype = new TempCtor()
+    ctor.prototype.constructor = ctor
+  }
+}
+
+},{}],58:[function(require,module,exports){
+(function (global){
+/*! JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org */
+;(function () {
+  // Detect the `define` function exposed by asynchronous module loaders. The
+  // strict `define` check is necessary for compatibility with `r.js`.
+  var isLoader = typeof define === "function" && define.amd;
+
+  // A set of types used to distinguish objects from primitives.
+  var objectTypes = {
+    "function": true,
+    "object": true
+  };
+
+  // Detect the `exports` object exposed by CommonJS implementations.
+  var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
+
+  // Use the `global` object exposed by Node (including Browserify via
+  // `insert-module-globals`), Narwhal, and Ringo as the default context,
+  // and the `window` object in browsers. Rhino exports a `global` function
+  // instead.
+  var root = objectTypes[typeof window] && window || this,
+      freeGlobal = freeExports && objectTypes[typeof module] && module && !module.nodeType && typeof global == "object" && global;
+
+  if (freeGlobal && (freeGlobal["global"] === freeGlobal || freeGlobal["window"] === freeGlobal || freeGlobal["self"] === freeGlobal)) {
+    root = freeGlobal;
+  }
+
+  // Public: Initializes JSON 3 using the given `context` object, attaching the
+  // `stringify` and `parse` functions to the specified `exports` object.
+  function runInContext(context, exports) {
+    context || (context = root["Object"]());
+    exports || (exports = root["Object"]());
+
+    // Native constructor aliases.
+    var Number = context["Number"] || root["Number"],
+        String = context["String"] || root["String"],
+        Object = context["Object"] || root["Object"],
+        Date = context["Date"] || root["Date"],
+        SyntaxError = context["SyntaxError"] || root["SyntaxError"],
+        TypeError = context["TypeError"] || root["TypeError"],
+        Math = context["Math"] || root["Math"],
+        nativeJSON = context["JSON"] || root["JSON"];
+
+    // Delegate to the native `stringify` and `parse` implementations.
+    if (typeof nativeJSON == "object" && nativeJSON) {
+      exports.stringify = nativeJSON.stringify;
+      exports.parse = nativeJSON.parse;
+    }
+
+    // Convenience aliases.
+    var objectProto = Object.prototype,
+        getClass = objectProto.toString,
+        isProperty, forEach, undef;
+
+    // Test the `Date#getUTC*` methods. Based on work by @Yaffle.
+    var isExtended = new Date(-3509827334573292);
+    try {
+      // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical
+      // results for certain dates in Opera >= 10.53.
+      isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 &&
+        // Safari < 2.0.2 stores the internal millisecond time value correctly,
+        // but clips the values returned by the date methods to the range of
+        // signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).
+        isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708;
+    } catch (exception) {}
+
+    // Internal: Determines whether the native `JSON.stringify` and `parse`
+    // implementations are spec-compliant. Based on work by Ken Snyder.
+    function has(name) {
+      if (has[name] !== undef) {
+        // Return cached feature test result.
+        return has[name];
+      }
+      var isSupported;
+      if (name == "bug-string-char-index") {
+        // IE <= 7 doesn't support accessing string characters using square
+        // bracket notation. IE 8 only supports this for primitives.
+        isSupported = "a"[0] != "a";
+      } else if (name == "json") {
+        // Indicates whether both `JSON.stringify` and `JSON.parse` are
+        // supported.
+        isSupported = has("json-stringify") && has("json-parse");
+      } else {
+        var value, serialized = '{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';
+        // Test `JSON.stringify`.
+        if (name == "json-stringify") {
+          var stringify = exports.stringify, stringifySupported = typeof stringify == "function" && isExtended;
+          if (stringifySupported) {
+            // A test function object with a custom `toJSON` method.
+            (value = function () {
+              return 1;
+            }).toJSON = value;
+            try {
+              stringifySupported =
+                // Firefox 3.1b1 and b2 serialize string, number, and boolean
+                // primitives as object literals.
+                stringify(0) === "0" &&
+                // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object
+                // literals.
+                stringify(new Number()) === "0" &&
+                stringify(new String()) == '""' &&
+                // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or
+                // does not define a canonical JSON representation (this applies to
+                // objects with `toJSON` properties as well, *unless* they are nested
+                // within an object or array).
+                stringify(getClass) === undef &&
+                // IE 8 serializes `undefined` as `"undefined"`. Safari <= 5.1.7 and
+                // FF 3.1b3 pass this test.
+                stringify(undef) === undef &&
+                // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,
+                // respectively, if the value is omitted entirely.
+                stringify() === undef &&
+                // FF 3.1b1, 2 throw an error if the given value is not a number,
+                // string, array, object, Boolean, or `null` literal. This applies to
+                // objects with custom `toJSON` methods as well, unless they are nested
+                // inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`
+                // methods entirely.
+                stringify(value) === "1" &&
+                stringify([value]) == "[1]" &&
+                // Prototype <= 1.6.1 serializes `[undefined]` as `"[]"` instead of
+                // `"[null]"`.
+                stringify([undef]) == "[null]" &&
+                // YUI 3.0.0b1 fails to serialize `null` literals.
+                stringify(null) == "null" &&
+                // FF 3.1b1, 2 halts serialization if an array contains a function:
+                // `[1, true, getClass, 1]` serializes as "[1,true,],". FF 3.1b3
+                // elides non-JSON values from objects and arrays, unless they
+                // define custom `toJSON` methods.
+                stringify([undef, getClass, null]) == "[null,null,null]" &&
+                // Simple serialization test. FF 3.1b1 uses Unicode escape sequences
+                // where character escape codes are expected (e.g., `\b` => `\u0008`).
+                stringify({ "a": [value, true, false, null, "\x00\b\n\f\r\t"] }) == serialized &&
+                // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.
+                stringify(null, value) === "1" &&
+                stringify([1, 2], null, 1) == "[\n 1,\n 2\n]" &&
+                // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly
+                // serialize extended years.
+                stringify(new Date(-8.64e15)) == '"-271821-04-20T00:00:00.000Z"' &&
+                // The milliseconds are optional in ES 5, but required in 5.1.
+                stringify(new Date(8.64e15)) == '"+275760-09-13T00:00:00.000Z"' &&
+                // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative
+                // four-digit years instead of six-digit years. Credits: @Yaffle.
+                stringify(new Date(-621987552e5)) == '"-000001-01-01T00:00:00.000Z"' &&
+                // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond
+                // values less than 1000. Credits: @Yaffle.
+                stringify(new Date(-1)) == '"1969-12-31T23:59:59.999Z"';
+            } catch (exception) {
+              stringifySupported = false;
+            }
+          }
+          isSupported = stringifySupported;
+        }
+        // Test `JSON.parse`.
+        if (name == "json-parse") {
+          var parse = exports.parse;
+          if (typeof parse == "function") {
+            try {
+              // FF 3.1b1, b2 will throw an exception if a bare literal is provided.
+              // Conforming implementations should also coerce the initial argument to
+              // a string prior to parsing.
+              if (parse("0") === 0 && !parse(false)) {
+                // Simple parsing test.
+                value = parse(serialized);
+                var parseSupported = value["a"].length == 5 && value["a"][0] === 1;
+                if (parseSupported) {
+                  try {
+                    // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.
+                    parseSupported = !parse('"\t"');
+                  } catch (exception) {}
+                  if (parseSupported) {
+                    try {
+                      // FF 4.0 and 4.0.1 allow leading `+` signs and leading
+                      // decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow
+                      // certain octal literals.
+                      parseSupported = parse("01") !== 1;
+                    } catch (exception) {}
+                  }
+                  if (parseSupported) {
+                    try {
+                      // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal
+                      // points. These environments, along with FF 3.1b1 and 2,
+                      // also allow trailing commas in JSON objects and arrays.
+                      parseSupported = parse("1.") !== 1;
+                    } catch (exception) {}
+                  }
+                }
+              }
+            } catch (exception) {
+              parseSupported = false;
+            }
+          }
+          isSupported = parseSupported;
+        }
+      }
+      return has[name] = !!isSupported;
+    }
+
+    if (!has("json")) {
+      // Common `[[Class]]` name aliases.
+      var functionClass = "[object Function]",
+          dateClass = "[object Date]",
+          numberClass = "[object Number]",
+          stringClass = "[object String]",
+          arrayClass = "[object Array]",
+          booleanClass = "[object Boolean]";
+
+      // Detect incomplete support for accessing string characters by index.
+      var charIndexBuggy = has("bug-string-char-index");
+
+      // Define additional utility methods if the `Date` methods are buggy.
+      if (!isExtended) {
+        var floor = Math.floor;
+        // A mapping between the months of the year and the number of days between
+        // January 1st and the first of the respective month.
+        var Months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];
+        // Internal: Calculates the number of days between the Unix epoch and the
+        // first day of the given month.
+        var getDay = function (year, month) {
+          return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400);
+        };
+      }
+
+      // Internal: Determines if a property is a direct property of the given
+      // object. Delegates to the native `Object#hasOwnProperty` method.
+      if (!(isProperty = objectProto.hasOwnProperty)) {
+        isProperty = function (property) {
+          var members = {}, constructor;
+          if ((members.__proto__ = null, members.__proto__ = {
+            // The *proto* property cannot be set multiple times in recent
+            // versions of Firefox and SeaMonkey.
+            "toString": 1
+          }, members).toString != getClass) {
+            // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but
+            // supports the mutable *proto* property.
+            isProperty = function (property) {
+              // Capture and break the object's prototype chain (see section 8.6.2
+              // of the ES 5.1 spec). The parenthesized expression prevents an
+              // unsafe transformation by the Closure Compiler.
+              var original = this.__proto__, result = property in (this.__proto__ = null, this);
+              // Restore the original prototype chain.
+              this.__proto__ = original;
+              return result;
+            };
+          } else {
+            // Capture a reference to the top-level `Object` constructor.
+            constructor = members.constructor;
+            // Use the `constructor` property to simulate `Object#hasOwnProperty` in
+            // other environments.
+            isProperty = function (property) {
+              var parent = (this.constructor || constructor).prototype;
+              return property in this && !(property in parent && this[property] === parent[property]);
+            };
+          }
+          members = null;
+          return isProperty.call(this, property);
+        };
+      }
+
+      // Internal: Normalizes the `for...in` iteration algorithm across
+      // environments. Each enumerated key is yielded to a `callback` function.
+      forEach = function (object, callback) {
+        var size = 0, Properties, members, property;
+
+        // Tests for bugs in the current environment's `for...in` algorithm. The
+        // `valueOf` property inherits the non-enumerable flag from
+        // `Object.prototype` in older versions of IE, Netscape, and Mozilla.
+        (Properties = function () {
+          this.valueOf = 0;
+        }).prototype.valueOf = 0;
+
+        // Iterate over a new instance of the `Properties` class.
+        members = new Properties();
+        for (property in members) {
+          // Ignore all properties inherited from `Object.prototype`.
+          if (isProperty.call(members, property)) {
+            size++;
+          }
+        }
+        Properties = members = null;
+
+        // Normalize the iteration algorithm.
+        if (!size) {
+          // A list of non-enumerable properties inherited from `Object.prototype`.
+          members = ["valueOf", "toString", "toLocaleString", "propertyIsEnumerable", "isPrototypeOf", "hasOwnProperty", "constructor"];
+          // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable
+          // properties.
+          forEach = function (object, callback) {
+            var isFunction = getClass.call(object) == functionClass, property, length;
+            var hasProperty = !isFunction && typeof object.constructor != "function" && objectTypes[typeof object.hasOwnProperty] && object.hasOwnProperty || isProperty;
+            for (property in object) {
+              // Gecko <= 1.0 enumerates the `prototype` property of functions under
+              // certain conditions; IE does not.
+              if (!(isFunction && property == "prototype") && hasProperty.call(object, property)) {
+                callback(property);
+              }
+            }
+            // Manually invoke the callback for each non-enumerable property.
+            for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property));
+          };
+        } else if (size == 2) {
+          // Safari <= 2.0.4 enumerates shadowed properties twice.
+          forEach = function (object, callback) {
+            // Create a set of iterated properties.
+            var members = {}, isFunction = getClass.call(object) == functionClass, property;
+            for (property in object) {
+              // Store each property name to prevent double enumeration. The
+              // `prototype` property of functions is not enumerated due to cross-
+              // environment inconsistencies.
+              if (!(isFunction && property == "prototype") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {
+                callback(property);
+              }
+            }
+          };
+        } else {
+          // No bugs detected; use the standard `for...in` algorithm.
+          forEach = function (object, callback) {
+            var isFunction = getClass.call(object) == functionClass, property, isConstructor;
+            for (property in object) {
+              if (!(isFunction && property == "prototype") && isProperty.call(object, property) && !(isConstructor = property === "constructor")) {
+                callback(property);
+              }
+            }
+            // Manually invoke the callback for the `constructor` property due to
+            // cross-environment inconsistencies.
+            if (isConstructor || isProperty.call(object, (property = "constructor"))) {
+              callback(property);
+            }
+          };
+        }
+        return forEach(object, callback);
+      };
+
+      // Public: Serializes a JavaScript `value` as a JSON string. The optional
+      // `filter` argument may specify either a function that alters how object and
+      // array members are serialized, or an array of strings and numbers that
+      // indicates which properties should be serialized. The optional `width`
+      // argument may be either a string or number that specifies the indentation
+      // level of the output.
+      if (!has("json-stringify")) {
+        // Internal: A map of control characters and their escaped equivalents.
+        var Escapes = {
+          92: "\\\\",
+          34: '\\"',
+          8: "\\b",
+          12: "\\f",
+          10: "\\n",
+          13: "\\r",
+          9: "\\t"
+        };
+
+        // Internal: Converts `value` into a zero-padded string such that its
+        // length is at least equal to `width`. The `width` must be <= 6.
+        var leadingZeroes = "000000";
+        var toPaddedString = function (width, value) {
+          // The `|| 0` expression is necessary to work around a bug in
+          // Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== "0"`.
+          return (leadingZeroes + (value || 0)).slice(-width);
+        };
+
+        // Internal: Double-quotes a string `value`, replacing all ASCII control
+        // characters (characters with code unit values between 0 and 31) with
+        // their escaped equivalents. This is an implementation of the
+        // `Quote(value)` operation defined in ES 5.1 section 15.12.3.
+        var unicodePrefix = "\\u00";
+        var quote = function (value) {
+          var result = '"', index = 0, length = value.length, useCharIndex = !charIndexBuggy || length > 10;
+          var symbols = useCharIndex && (charIndexBuggy ? value.split("") : value);
+          for (; index < length; index++) {
+            var charCode = value.charCodeAt(index);
+            // If the character is a control character, append its Unicode or
+            // shorthand escape sequence; otherwise, append the character as-is.
+            switch (charCode) {
+              case 8: case 9: case 10: case 12: case 13: case 34: case 92:
+                result += Escapes[charCode];
+                break;
+              default:
+                if (charCode < 32) {
+                  result += unicodePrefix + toPaddedString(2, charCode.toString(16));
+                  break;
+                }
+                result += useCharIndex ? symbols[index] : value.charAt(index);
+            }
+          }
+          return result + '"';
+        };
+
+        // Internal: Recursively serializes an object. Implements the
+        // `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.
+        var serialize = function (property, object, callback, properties, whitespace, indentation, stack) {
+          var value, className, year, month, date, time, hours, minutes, seconds, milliseconds, results, element, index, length, prefix, result;
+          try {
+            // Necessary for host object support.
+            value = object[property];
+          } catch (exception) {}
+          if (typeof value == "object" && value) {
+            className = getClass.call(value);
+            if (className == dateClass && !isProperty.call(value, "toJSON")) {
+              if (value > -1 / 0 && value < 1 / 0) {
+                // Dates are serialized according to the `Date#toJSON` method
+                // specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15
+                // for the ISO 8601 date time string format.
+                if (getDay) {
+                  // Manually compute the year, month, date, hours, minutes,
+                  // seconds, and milliseconds if the `getUTC*` methods are
+                  // buggy. Adapted from @Yaffle's `date-shim` project.
+                  date = floor(value / 864e5);
+                  for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++);
+                  for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++);
+                  date = 1 + date - getDay(year, month);
+                  // The `time` value specifies the time within the day (see ES
+                  // 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used
+                  // to compute `A modulo B`, as the `%` operator does not
+                  // correspond to the `modulo` operation for negative numbers.
+                  time = (value % 864e5 + 864e5) % 864e5;
+                  // The hours, minutes, seconds, and milliseconds are obtained by
+                  // decomposing the time within the day. See section 15.9.1.10.
+                  hours = floor(time / 36e5) % 24;
+                  minutes = floor(time / 6e4) % 60;
+                  seconds = floor(time / 1e3) % 60;
+                  milliseconds = time % 1e3;
+                } else {
+                  year = value.getUTCFullYear();
+                  month = value.getUTCMonth();
+                  date = value.getUTCDate();
+                  hours = value.getUTCHours();
+                  minutes = value.getUTCMinutes();
+                  seconds = value.getUTCSeconds();
+                  milliseconds = value.getUTCMilliseconds();
+                }
+                // Serialize extended years correctly.
+                value = (year <= 0 || year >= 1e4 ? (year < 0 ? "-" : "+") + toPaddedString(6, year < 0 ? -year : year) : toPaddedString(4, year)) +
+                  "-" + toPaddedString(2, month + 1) + "-" + toPaddedString(2, date) +
+                  // Months, dates, hours, minutes, and seconds should have two
+                  // digits; milliseconds should have three.
+                  "T" + toPaddedString(2, hours) + ":" + toPaddedString(2, minutes) + ":" + toPaddedString(2, seconds) +
+                  // Milliseconds are optional in ES 5.0, but required in 5.1.
+                  "." + toPaddedString(3, milliseconds) + "Z";
+              } else {
+                value = null;
+              }
+            } else if (typeof value.toJSON == "function" && ((className != numberClass && className != stringClass && className != arrayClass) || isProperty.call(value, "toJSON"))) {
+              // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the
+              // `Number`, `String`, `Date`, and `Array` prototypes. JSON 3
+              // ignores all `toJSON` methods on these objects unless they are
+              // defined directly on an instance.
+              value = value.toJSON(property);
+            }
+          }
+          if (callback) {
+            // If a replacement function was provided, call it to obtain the value
+            // for serialization.
+            value = callback.call(object, property, value);
+          }
+          if (value === null) {
+            return "null";
+          }
+          className = getClass.call(value);
+          if (className == booleanClass) {
+            // Booleans are represented literally.
+            return "" + value;
+          } else if (className == numberClass) {
+            // JSON numbers must be finite. `Infinity` and `NaN` are serialized as
+            // `"null"`.
+            return value > -1 / 0 && value < 1 / 0 ? "" + value : "null";
+          } else if (className == stringClass) {
+            // Strings are double-quoted and escaped.
+            return quote("" + value);
+          }
+          // Recursively serialize objects and arrays.
+          if (typeof value == "object") {
+            // Check for cyclic structures. This is a linear search; performance
+            // is inversely proportional to the number of unique nested objects.
+            for (length = stack.length; length--;) {
+              if (stack[length] === value) {
+                // Cyclic structures cannot be serialized by `JSON.stringify`.
+                throw TypeError();
+              }
+            }
+            // Add the object to the stack of traversed objects.
+            stack.push(value);
+            results = [];
+            // Save the current indentation level and indent one additional level.
+            prefix = indentation;
+            indentation += whitespace;
+            if (className == arrayClass) {
+              // Recursively serialize array elements.
+              for (index = 0, length = value.length; index < length; index++) {
+                element = serialize(index, value, callback, properties, whitespace, indentation, stack);
+                results.push(element === undef ? "null" : element);
+              }
+              result = results.length ? (whitespace ? "[\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "]" : ("[" + results.join(",") + "]")) : "[]";
+            } else {
+              // Recursively serialize object members. Members are selected from
+              // either a user-specified list of property names, or the object
+              // itself.
+              forEach(properties || value, function (property) {
+                var element = serialize(property, value, callback, properties, whitespace, indentation, stack);
+                if (element !== undef) {
+                  // According to ES 5.1 section 15.12.3: "If `gap` {whitespace}
+                  // is not the empty string, let `member` {quote(property) + ":"}
+                  // be the concatenation of `member` and the `space` character."
+                  // The "`space` character" refers to the literal space
+                  // character, not the `space` {width} argument provided to
+                  // `JSON.stringify`.
+                  results.push(quote(property) + ":" + (whitespace ? " " : "") + element);
+                }
+              });
+              result = results.length ? (whitespace ? "{\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "}" : ("{" + results.join(",") + "}")) : "{}";
+            }
+            // Remove the object from the traversed object stack.
+            stack.pop();
+            return result;
+          }
+        };
+
+        // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.
+        exports.stringify = function (source, filter, width) {
+          var whitespace, callback, properties, className;
+          if (objectTypes[typeof filter] && filter) {
+            if ((className = getClass.call(filter)) == functionClass) {
+              callback = filter;
+            } else if (className == arrayClass) {
+              // Convert the property names array into a makeshift set.
+              properties = {};
+              for (var index = 0, length = filter.length, value; index < length; value = filter[index++], ((className = getClass.call(value)), className == stringClass || className == numberClass) && (properties[value] = 1));
+            }
+          }
+          if (width) {
+            if ((className = getClass.call(width)) == numberClass) {
+              // Convert the `width` to an integer and create a string containing
+              // `width` number of space characters.
+              if ((width -= width % 1) > 0) {
+                for (whitespace = "", width > 10 && (width = 10); whitespace.length < width; whitespace += " ");
+              }
+            } else if (className == stringClass) {
+              whitespace = width.length <= 10 ? width : width.slice(0, 10);
+            }
+          }
+          // Opera <= 7.54u2 discards the values associated with empty string keys
+          // (`""`) only if they are used directly within an object member list
+          // (e.g., `!("" in { "": 1})`).
+          return serialize("", (value = {}, value[""] = source, value), callback, properties, whitespace, "", []);
+        };
+      }
+
+      // Public: Parses a JSON source string.
+      if (!has("json-parse")) {
+        var fromCharCode = String.fromCharCode;
+
+        // Internal: A map of escaped control characters and their unescaped
+        // equivalents.
+        var Unescapes = {
+          92: "\\",
+          34: '"',
+          47: "/",
+          98: "\b",
+          116: "\t",
+          110: "\n",
+          102: "\f",
+          114: "\r"
+        };
+
+        // Internal: Stores the parser state.
+        var Index, Source;
+
+        // Internal: Resets the parser state and throws a `SyntaxError`.
+        var abort = function () {
+          Index = Source = null;
+          throw SyntaxError();
+        };
+
+        // Internal: Returns the next token, or `"$"` if the parser has reached
+        // the end of the source string. A token may be a string, number, `null`
+        // literal, or Boolean literal.
+        var lex = function () {
+          var source = Source, length = source.length, value, begin, position, isSigned, charCode;
+          while (Index < length) {
+            charCode = source.charCodeAt(Index);
+            switch (charCode) {
+              case 9: case 10: case 13: case 32:
+                // Skip whitespace tokens, including tabs, carriage returns, line
+                // feeds, and space characters.
+                Index++;
+                break;
+              case 123: case 125: case 91: case 93: case 58: case 44:
+                // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at
+                // the current position.
+                value = charIndexBuggy ? source.charAt(Index) : source[Index];
+                Index++;
+                return value;
+              case 34:
+                // `"` delimits a JSON string; advance to the next character and
+                // begin parsing the string. String tokens are prefixed with the
+                // sentinel `@` character to distinguish them from punctuators and
+                // end-of-string tokens.
+                for (value = "@", Index++; Index < length;) {
+                  charCode = source.charCodeAt(Index);
+                  if (charCode < 32) {
+                    // Unescaped ASCII control characters (those with a code unit
+                    // less than the space character) are not permitted.
+                    abort();
+                  } else if (charCode == 92) {
+                    // A reverse solidus (`\`) marks the beginning of an escaped
+                    // control character (including `"`, `\`, and `/`) or Unicode
+                    // escape sequence.
+                    charCode = source.charCodeAt(++Index);
+                    switch (charCode) {
+                      case 92: case 34: case 47: case 98: case 116: case 110: case 102: case 114:
+                        // Revive escaped control characters.
+                        value += Unescapes[charCode];
+                        Index++;
+                        break;
+                      case 117:
+                        // `\u` marks the beginning of a Unicode escape sequence.
+                        // Advance to the first character and validate the
+                        // four-digit code point.
+                        begin = ++Index;
+                        for (position = Index + 4; Index < position; Index++) {
+                          charCode = source.charCodeAt(Index);
+                          // A valid sequence comprises four hexdigits (case-
+                          // insensitive) that form a single hexadecimal value.
+                          if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {
+                            // Invalid Unicode escape sequence.
+                            abort();
+                          }
+                        }
+                        // Revive the escaped character.
+                        value += fromCharCode("0x" + source.slice(begin, Index));
+                        break;
+                      default:
+                        // Invalid escape sequence.
+                        abort();
+                    }
+                  } else {
+                    if (charCode == 34) {
+                      // An unescaped double-quote character marks the end of the
+                      // string.
+                      break;
+                    }
+                    charCode = source.charCodeAt(Index);
+                    begin = Index;
+                    // Optimize for the common case where a string is valid.
+                    while (charCode >= 32 && charCode != 92 && charCode != 34) {
+                      charCode = source.charCodeAt(++Index);
+                    }
+                    // Append the string as-is.
+                    value += source.slice(begin, Index);
+                  }
+                }
+                if (source.charCodeAt(Index) == 34) {
+                  // Advance to the next character and return the revived string.
+                  Index++;
+                  return value;
+                }
+                // Unterminated string.
+                abort();
+              default:
+                // Parse numbers and literals.
+                begin = Index;
+                // Advance past the negative sign, if one is specified.
+                if (charCode == 45) {
+                  isSigned = true;
+                  charCode = source.charCodeAt(++Index);
+                }
+                // Parse an integer or floating-point value.
+                if (charCode >= 48 && charCode <= 57) {
+                  // Leading zeroes are interpreted as octal literals.
+                  if (charCode == 48 && ((charCode = source.charCodeAt(Index + 1)), charCode >= 48 && charCode <= 57)) {
+                    // Illegal octal literal.
+                    abort();
+                  }
+                  isSigned = false;
+                  // Parse the integer component.
+                  for (; Index < length && ((charCode = source.charCodeAt(Index)), charCode >= 48 && charCode <= 57); Index++);
+                  // Floats cannot contain a leading decimal point; however, this
+                  // case is already accounted for by the parser.
+                  if (source.charCodeAt(Index) == 46) {
+                    position = ++Index;
+                    // Parse the decimal component.
+                    for (; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
+                    if (position == Index) {
+                      // Illegal trailing decimal.
+                      abort();
+                    }
+                    Index = position;
+                  }
+                  // Parse exponents. The `e` denoting the exponent is
+                  // case-insensitive.
+                  charCode = source.charCodeAt(Index);
+                  if (charCode == 101 || charCode == 69) {
+                    charCode = source.charCodeAt(++Index);
+                    // Skip past the sign following the exponent, if one is
+                    // specified.
+                    if (charCode == 43 || charCode == 45) {
+                      Index++;
+                    }
+                    // Parse the exponential component.
+                    for (position = Index; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
+                    if (position == Index) {
+                      // Illegal empty exponent.
+                      abort();
+                    }
+                    Index = position;
+                  }
+                  // Coerce the parsed value to a JavaScript number.
+                  return +source.slice(begin, Index);
+                }
+                // A negative sign may only precede numbers.
+                if (isSigned) {
+                  abort();
+                }
+                // `true`, `false`, and `null` literals.
+                if (source.slice(Index, Index + 4) == "true") {
+                  Index += 4;
+                  return true;
+                } else if (source.slice(Index, Index + 5) == "false") {
+                  Index += 5;
+                  return false;
+                } else if (source.slice(Index, Index + 4) == "null") {
+                  Index += 4;
+                  return null;
+                }
+                // Unrecognized token.
+                abort();
+            }
+          }
+          // Return the sentinel `$` character if the parser has reached the end
+          // of the source string.
+          return "$";
+        };
+
+        // Internal: Parses a JSON `value` token.
+        var get = function (value) {
+          var results, hasMembers;
+          if (value == "$") {
+            // Unexpected end of input.
+            abort();
+          }
+          if (typeof value == "string") {
+            if ((charIndexBuggy ? value.charAt(0) : value[0]) == "@") {
+              // Remove the sentinel `@` character.
+              return value.slice(1);
+            }
+            // Parse object and array literals.
+            if (value == "[") {
+              // Parses a JSON array, returning a new JavaScript array.
+              results = [];
+              for (;; hasMembers || (hasMembers = true)) {
+                value = lex();
+                // A closing square bracket marks the end of the array literal.
+                if (value == "]") {
+                  break;
+                }
+                // If the array literal contains elements, the current token
+                // should be a comma separating the previous element from the
+                // next.
+                if (hasMembers) {
+                  if (value == ",") {
+                    value = lex();
+                    if (value == "]") {
+                      // Unexpected trailing `,` in array literal.
+                      abort();
+                    }
+                  } else {
+                    // A `,` must separate each array element.
+                    abort();
+                  }
+                }
+                // Elisions and leading commas are not permitted.
+                if (value == ",") {
+                  abort();
+                }
+                results.push(get(value));
+              }
+              return results;
+            } else if (value == "{") {
+              // Parses a JSON object, returning a new JavaScript object.
+              results = {};
+              for (;; hasMembers || (hasMembers = true)) {
+                value = lex();
+                // A closing curly brace marks the end of the object literal.
+                if (value == "}") {
+                  break;
+                }
+                // If the object literal contains members, the current token
+                // should be a comma separator.
+                if (hasMembers) {
+                  if (value == ",") {
+                    value = lex();
+                    if (value == "}") {
+                      // Unexpected trailing `,` in object literal.
+                      abort();
+                    }
+                  } else {
+                    // A `,` must separate each object member.
+                    abort();
+                  }
+                }
+                // Leading commas are not permitted, object property names must be
+                // double-quoted strings, and a `:` must separate each property
+                // name and value.
+                if (value == "," || typeof value != "string" || (charIndexBuggy ? value.charAt(0) : value[0]) != "@" || lex() != ":") {
+                  abort();
+                }
+                results[value.slice(1)] = get(lex());
+              }
+              return results;
+            }
+            // Unexpected token encountered.
+            abort();
+          }
+          return value;
+        };
+
+        // Internal: Updates a traversed object member.
+        var update = function (source, property, callback) {
+          var element = walk(source, property, callback);
+          if (element === undef) {
+            delete source[property];
+          } else {
+            source[property] = element;
+          }
+        };
+
+        // Internal: Recursively traverses a parsed JSON object, invoking the
+        // `callback` function for each value. This is an implementation of the
+        // `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.
+        var walk = function (source, property, callback) {
+          var value = source[property], length;
+          if (typeof value == "object" && value) {
+            // `forEach` can't be used to traverse an array in Opera <= 8.54
+            // because its `Object#hasOwnProperty` implementation returns `false`
+            // for array indices (e.g., `![1, 2, 3].hasOwnProperty("0")`).
+            if (getClass.call(value) == arrayClass) {
+              for (length = value.length; length--;) {
+                update(value, length, callback);
+              }
+            } else {
+              forEach(value, function (property) {
+                update(value, property, callback);
+              });
+            }
+          }
+          return callback.call(source, property, value);
+        };
+
+        // Public: `JSON.parse`. See ES 5.1 section 15.12.2.
+        exports.parse = function (source, callback) {
+          var result, value;
+          Index = 0;
+          Source = "" + source;
+          result = get(lex());
+          // If a JSON string contains multiple tokens, it is invalid.
+          if (lex() != "$") {
+            abort();
+          }
+          // Reset the parser state.
+          Index = Source = null;
+          return callback && getClass.call(callback) == functionClass ? walk((value = {}, value[""] = result, value), "", callback) : result;
+        };
+      }
+    }
+
+    exports["runInContext"] = runInContext;
+    return exports;
+  }
+
+  if (freeExports && !isLoader) {
+    // Export for CommonJS environments.
+    runInContext(root, freeExports);
+  } else {
+    // Export for web browsers and JavaScript engines.
+    var nativeJSON = root.JSON,
+        previousJSON = root["JSON3"],
+        isRestored = false;
+
+    var JSON3 = runInContext(root, (root["JSON3"] = {
+      // Public: Restores the original value of the global `JSON` object and
+      // returns a reference to the `JSON3` object.
+      "noConflict": function () {
+        if (!isRestored) {
+          isRestored = true;
+          root.JSON = nativeJSON;
+          root["JSON3"] = previousJSON;
+          nativeJSON = previousJSON = null;
+        }
+        return JSON3;
+      }
+    }));
+
+    root.JSON = {
+      "parse": JSON3.parse,
+      "stringify": JSON3.stringify
+    };
+  }
+
+  // Export for asynchronous module loaders.
+  if (isLoader) {
+    define(function () {
+      return JSON3;
+    });
+  }
+}).call(this);
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{}],59:[function(require,module,exports){
+'use strict';
+
+var has = Object.prototype.hasOwnProperty;
+
+/**
+ * Decode a URI encoded string.
+ *
+ * @param {String} input The URI encoded string.
+ * @returns {String} The decoded string.
+ * @api private
+ */
+function decode(input) {
+  return decodeURIComponent(input.replace(/\+/g, ' '));
+}
+
+/**
+ * Simple query string parser.
+ *
+ * @param {String} query The query string that needs to be parsed.
+ * @returns {Object}
+ * @api public
+ */
+function querystring(query) {
+  var parser = /([^=?&]+)=?([^&]*)/g
+    , result = {}
+    , part;
+
+  while (part = parser.exec(query)) {
+    var key = decode(part[1])
+      , value = decode(part[2]);
+
+    //
+    // Prevent overriding of existing properties. This ensures that build-in
+    // methods like `toString` or __proto__ are not overriden by malicious
+    // querystrings.
+    //
+    if (key in result) continue;
+    result[key] = value;
+  }
+
+  return result;
+}
+
+/**
+ * Transform a query string to an object.
+ *
+ * @param {Object} obj Object that should be transformed.
+ * @param {String} prefix Optional prefix.
+ * @returns {String}
+ * @api public
+ */
+function querystringify(obj, prefix) {
+  prefix = prefix || '';
+
+  var pairs = [];
+
+  //
+  // Optionally prefix with a '?' if needed
+  //
+  if ('string' !== typeof prefix) prefix = '?';
+
+  for (var key in obj) {
+    if (has.call(obj, key)) {
+      pairs.push(encodeURIComponent(key) +'='+ encodeURIComponent(obj[key]));
+    }
+  }
+
+  return pairs.length ? prefix + pairs.join('&') : '';
+}
+
+//
+// Expose the module.
+//
+exports.stringify = querystringify;
+exports.parse = querystring;
+
+},{}],60:[function(require,module,exports){
+'use strict';
+
+/**
+ * Check if we're required to add a port number.
+ *
+ * @see https://url.spec.whatwg.org/#default-port
+ * @param {Number|String} port Port number we need to check
+ * @param {String} protocol Protocol we need to check against.
+ * @returns {Boolean} Is it a default port for the given protocol
+ * @api private
+ */
+module.exports = function required(port, protocol) {
+  protocol = protocol.split(':')[0];
+  port = +port;
+
+  if (!port) return false;
+
+  switch (protocol) {
+    case 'http':
+    case 'ws':
+    return port !== 80;
+
+    case 'https':
+    case 'wss':
+    return port !== 443;
+
+    case 'ftp':
+    return port !== 21;
+
+    case 'gopher':
+    return port !== 70;
+
+    case 'file':
+    return false;
+  }
+
+  return port !== 0;
+};
+
+},{}],61:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var required = require('requires-port')
+  , qs = require('querystringify')
+  , protocolre = /^([a-z][a-z0-9.+-]*:)?(\/\/)?([\S\s]*)/i
+  , slashes = /^[A-Za-z][A-Za-z0-9+-.]*:\/\//;
+
+/**
+ * These are the parse rules for the URL parser, it informs the parser
+ * about:
+ *
+ * 0. The char it Needs to parse, if it's a string it should be done using
+ *    indexOf, RegExp using exec and NaN means set as current value.
+ * 1. The property we should set when parsing this value.
+ * 2. Indication if it's backwards or forward parsing, when set as number it's
+ *    the value of extra chars that should be split off.
+ * 3. Inherit from location if non existing in the parser.
+ * 4. `toLowerCase` the resulting value.
+ */
+var rules = [
+  ['#', 'hash'],                        // Extract from the back.
+  ['?', 'query'],                       // Extract from the back.
+  function sanitize(address) {          // Sanitize what is left of the address
+    return address.replace('\\', '/');
+  },
+  ['/', 'pathname'],                    // Extract from the back.
+  ['@', 'auth', 1],                     // Extract from the front.
+  [NaN, 'host', undefined, 1, 1],       // Set left over value.
+  [/:(\d+)$/, 'port', undefined, 1],    // RegExp the back.
+  [NaN, 'hostname', undefined, 1, 1]    // Set left over.
+];
+
+/**
+ * These properties should not be copied or inherited from. This is only needed
+ * for all non blob URL's as a blob URL does not include a hash, only the
+ * origin.
+ *
+ * @type {Object}
+ * @private
+ */
+var ignore = { hash: 1, query: 1 };
+
+/**
+ * The location object differs when your code is loaded through a normal page,
+ * Worker or through a worker using a blob. And with the blobble begins the
+ * trouble as the location object will contain the URL of the blob, not the
+ * location of the page where our code is loaded in. The actual origin is
+ * encoded in the `pathname` so we can thankfully generate a good "default"
+ * location from it so we can generate proper relative URL's again.
+ *
+ * @param {Object|String} loc Optional default location object.
+ * @returns {Object} lolcation object.
+ * @public
+ */
+function lolcation(loc) {
+  var location = global && global.location || {};
+  loc = loc || location;
+
+  var finaldestination = {}
+    , type = typeof loc
+    , key;
+
+  if ('blob:' === loc.protocol) {
+    finaldestination = new Url(unescape(loc.pathname), {});
+  } else if ('string' === type) {
+    finaldestination = new Url(loc, {});
+    for (key in ignore) delete finaldestination[key];
+  } else if ('object' === type) {
+    for (key in loc) {
+      if (key in ignore) continue;
+      finaldestination[key] = loc[key];
+    }
+
+    if (finaldestination.slashes === undefined) {
+      finaldestination.slashes = slashes.test(loc.href);
+    }
+  }
+
+  return finaldestination;
+}
+
+/**
+ * @typedef ProtocolExtract
+ * @type Object
+ * @property {String} protocol Protocol matched in the URL, in lowercase.
+ * @property {Boolean} slashes `true` if protocol is followed by "//", else `false`.
+ * @property {String} rest Rest of the URL that is not part of the protocol.
+ */
+
+/**
+ * Extract protocol information from a URL with/without double slash ("//").
+ *
+ * @param {String} address URL we want to extract from.
+ * @return {ProtocolExtract} Extracted information.
+ * @private
+ */
+function extractProtocol(address) {
+  var match = protocolre.exec(address);
+
+  return {
+    protocol: match[1] ? match[1].toLowerCase() : '',
+    slashes: !!match[2],
+    rest: match[3]
+  };
+}
+
+/**
+ * Resolve a relative URL pathname against a base URL pathname.
+ *
+ * @param {String} relative Pathname of the relative URL.
+ * @param {String} base Pathname of the base URL.
+ * @return {String} Resolved pathname.
+ * @private
+ */
+function resolve(relative, base) {
+  var path = (base || '/').split('/').slice(0, -1).concat(relative.split('/'))
+    , i = path.length
+    , last = path[i - 1]
+    , unshift = false
+    , up = 0;
+
+  while (i--) {
+    if (path[i] === '.') {
+      path.splice(i, 1);
+    } else if (path[i] === '..') {
+      path.splice(i, 1);
+      up++;
+    } else if (up) {
+      if (i === 0) unshift = true;
+      path.splice(i, 1);
+      up--;
+    }
+  }
+
+  if (unshift) path.unshift('');
+  if (last === '.' || last === '..') path.push('');
+
+  return path.join('/');
+}
+
+/**
+ * The actual URL instance. Instead of returning an object we've opted-in to
+ * create an actual constructor as it's much more memory efficient and
+ * faster and it pleases my OCD.
+ *
+ * It is worth noting that we should not use `URL` as class name to prevent
+ * clashes with the global URL instance that got introduced in browsers.
+ *
+ * @constructor
+ * @param {String} address URL we want to parse.
+ * @param {Object|String} location Location defaults for relative paths.
+ * @param {Boolean|Function} parser Parser for the query string.
+ * @private
+ */
+function Url(address, location, parser) {
+  if (!(this instanceof Url)) {
+    return new Url(address, location, parser);
+  }
+
+  var relative, extracted, parse, instruction, index, key
+    , instructions = rules.slice()
+    , type = typeof location
+    , url = this
+    , i = 0;
+
+  //
+  // The following if statements allows this module two have compatibility with
+  // 2 different API:
+  //
+  // 1. Node.js's `url.parse` api which accepts a URL, boolean as arguments
+  //    where the boolean indicates that the query string should also be parsed.
+  //
+  // 2. The `URL` interface of the browser which accepts a URL, object as
+  //    arguments. The supplied object will be used as default values / fall-back
+  //    for relative paths.
+  //
+  if ('object' !== type && 'string' !== type) {
+    parser = location;
+    location = null;
+  }
+
+  if (parser && 'function' !== typeof parser) parser = qs.parse;
+
+  location = lolcation(location);
+
+  //
+  // Extract protocol information before running the instructions.
+  //
+  extracted = extractProtocol(address || '');
+  relative = !extracted.protocol && !extracted.slashes;
+  url.slashes = extracted.slashes || relative && location.slashes;
+  url.protocol = extracted.protocol || location.protocol || '';
+  address = extracted.rest;
+
+  //
+  // When the authority component is absent the URL starts with a path
+  // component.
+  //
+  if (!extracted.slashes) instructions[3] = [/(.*)/, 'pathname'];
+
+  for (; i < instructions.length; i++) {
+    instruction = instructions[i];
+
+    if (typeof instruction === 'function') {
+      address = instruction(address);
+      continue;
+    }
+
+    parse = instruction[0];
+    key = instruction[1];
+
+    if (parse !== parse) {
+      url[key] = address;
+    } else if ('string' === typeof parse) {
+      if (~(index = address.indexOf(parse))) {
+        if ('number' === typeof instruction[2]) {
+          url[key] = address.slice(0, index);
+          address = address.slice(index + instruction[2]);
+        } else {
+          url[key] = address.slice(index);
+          address = address.slice(0, index);
+        }
+      }
+    } else if ((index = parse.exec(address))) {
+      url[key] = index[1];
+      address = address.slice(0, index.index);
+    }
+
+    url[key] = url[key] || (
+      relative && instruction[3] ? location[key] || '' : ''
+    );
+
+    //
+    // Hostname, host and protocol should be lowercased so they can be used to
+    // create a proper `origin`.
+    //
+    if (instruction[4]) url[key] = url[key].toLowerCase();
+  }
+
+  //
+  // Also parse the supplied query string in to an object. If we're supplied
+  // with a custom parser as function use that instead of the default build-in
+  // parser.
+  //
+  if (parser) url.query = parser(url.query);
+
+  //
+  // If the URL is relative, resolve the pathname against the base URL.
+  //
+  if (
+      relative
+    && location.slashes
+    && url.pathname.charAt(0) !== '/'
+    && (url.pathname !== '' || location.pathname !== '')
+  ) {
+    url.pathname = resolve(url.pathname, location.pathname);
+  }
+
+  //
+  // We should not add port numbers if they are already the default port number
+  // for a given protocol. As the host also contains the port number we're going
+  // override it with the hostname which contains no port number.
+  //
+  if (!required(url.port, url.protocol)) {
+    url.host = url.hostname;
+    url.port = '';
+  }
+
+  //
+  // Parse down the `auth` for the username and password.
+  //
+  url.username = url.password = '';
+  if (url.auth) {
+    instruction = url.auth.split(':');
+    url.username = instruction[0] || '';
+    url.password = instruction[1] || '';
+  }
+
+  url.origin = url.protocol && url.host && url.protocol !== 'file:'
+    ? url.protocol +'//'+ url.host
+    : 'null';
+
+  //
+  // The href is just the compiled result.
+  //
+  url.href = url.toString();
+}
+
+/**
+ * This is convenience method for changing properties in the URL instance to
+ * insure that they all propagate correctly.
+ *
+ * @param {String} part          Property we need to adjust.
+ * @param {Mixed} value          The newly assigned value.
+ * @param {Boolean|Function} fn  When setting the query, it will be the function
+ *                               used to parse the query.
+ *                               When setting the protocol, double slash will be
+ *                               removed from the final url if it is true.
+ * @returns {URL} URL instance for chaining.
+ * @public
+ */
+function set(part, value, fn) {
+  var url = this;
+
+  switch (part) {
+    case 'query':
+      if ('string' === typeof value && value.length) {
+        value = (fn || qs.parse)(value);
+      }
+
+      url[part] = value;
+      break;
+
+    case 'port':
+      url[part] = value;
+
+      if (!required(value, url.protocol)) {
+        url.host = url.hostname;
+        url[part] = '';
+      } else if (value) {
+        url.host = url.hostname +':'+ value;
+      }
+
+      break;
+
+    case 'hostname':
+      url[part] = value;
+
+      if (url.port) value += ':'+ url.port;
+      url.host = value;
+      break;
+
+    case 'host':
+      url[part] = value;
+
+      if (/:\d+$/.test(value)) {
+        value = value.split(':');
+        url.port = value.pop();
+        url.hostname = value.join(':');
+      } else {
+        url.hostname = value;
+        url.port = '';
+      }
+
+      break;
+
+    case 'protocol':
+      url.protocol = value.toLowerCase();
+      url.slashes = !fn;
+      break;
+
+    case 'pathname':
+    case 'hash':
+      if (value) {
+        var char = part === 'pathname' ? '/' : '#';
+        url[part] = value.charAt(0) !== char ? char + value : value;
+      } else {
+        url[part] = value;
+      }
+      break;
+
+    default:
+      url[part] = value;
+  }
+
+  for (var i = 0; i < rules.length; i++) {
+    var ins = rules[i];
+
+    if (ins[4]) url[ins[1]] = url[ins[1]].toLowerCase();
+  }
+
+  url.origin = url.protocol && url.host && url.protocol !== 'file:'
+    ? url.protocol +'//'+ url.host
+    : 'null';
+
+  url.href = url.toString();
+
+  return url;
+}
+
+/**
+ * Transform the properties back in to a valid and full URL string.
+ *
+ * @param {Function} stringify Optional query stringify function.
+ * @returns {String} Compiled version of the URL.
+ * @public
+ */
+function toString(stringify) {
+  if (!stringify || 'function' !== typeof stringify) stringify = qs.stringify;
+
+  var query
+    , url = this
+    , protocol = url.protocol;
+
+  if (protocol && protocol.charAt(protocol.length - 1) !== ':') protocol += ':';
+
+  var result = protocol + (url.slashes ? '//' : '');
+
+  if (url.username) {
+    result += url.username;
+    if (url.password) result += ':'+ url.password;
+    result += '@';
+  }
+
+  result += url.host + url.pathname;
+
+  query = 'object' === typeof url.query ? stringify(url.query) : url.query;
+  if (query) result += '?' !== query.charAt(0) ? '?'+ query : query;
+
+  if (url.hash) result += url.hash;
+
+  return result;
+}
+
+Url.prototype = { set: set, toString: toString };
+
+//
+// Expose the URL parser and some additional properties that might be useful for
+// others or testing.
+//
+Url.extractProtocol = extractProtocol;
+Url.location = lolcation;
+Url.qs = qs;
+
+module.exports = Url;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"querystringify":59,"requires-port":60}]},{},[1])(1)
+});
+
+
+//# sourceMappingURL=sockjs.js.map
diff --git a/static/workertest/sockjs.js.map b/static/workertest/sockjs.js.map
new file mode 100644
index 000000000..e2fd1c6c8
--- /dev/null
+++ b/static/workertest/sockjs.js.map
@@ -0,0 +1 @@
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r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c=\"function\"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error(\"Cannot find module '\"+i+\"'\");throw a.code=\"MODULE_NOT_FOUND\",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u=\"function\"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()","'use strict';\n\nvar transportList = require('./transport-list');\n\nmodule.exports = require('./main')(transportList);\n\n// TODO can't get rid of this until all servers do\nif ('_sockjs_onload' in global) {\n  setTimeout(global._sockjs_onload, 1);\n}\n","'use strict';\n\nvar inherits = require('inherits')\n  , Event = require('./event')\n  ;\n\nfunction CloseEvent() {\n  Event.call(this);\n  this.initEvent('close', false, false);\n  this.wasClean = false;\n  this.code = 0;\n  this.reason = '';\n}\n\ninherits(CloseEvent, Event);\n\nmodule.exports = CloseEvent;\n","'use strict';\n\nvar inherits = require('inherits')\n  , EventTarget = require('./eventtarget')\n  ;\n\nfunction EventEmitter() {\n  EventTarget.call(this);\n}\n\ninherits(EventEmitter, EventTarget);\n\nEventEmitter.prototype.removeAllListeners = function(type) {\n  if (type) {\n    delete this._listeners[type];\n  } else {\n    this._listeners = {};\n  }\n};\n\nEventEmitter.prototype.once = function(type, listener) {\n  var self = this\n    , fired = false;\n\n  function g() {\n    self.removeListener(type, g);\n\n    if (!fired) {\n      fired = true;\n      listener.apply(this, arguments);\n    }\n  }\n\n  this.on(type, g);\n};\n\nEventEmitter.prototype.emit = function() {\n  var type = arguments[0];\n  var listeners = this._listeners[type];\n  if (!listeners) {\n    return;\n  }\n  // equivalent of Array.prototype.slice.call(arguments, 1);\n  var l = arguments.length;\n  var args = new Array(l - 1);\n  for (var ai = 1; ai < l; ai++) {\n    args[ai - 1] = arguments[ai];\n  }\n  for (var i = 0; i < listeners.length; i++) {\n    listeners[i].apply(this, args);\n  }\n};\n\nEventEmitter.prototype.on = EventEmitter.prototype.addListener = EventTarget.prototype.addEventListener;\nEventEmitter.prototype.removeListener = EventTarget.prototype.removeEventListener;\n\nmodule.exports.EventEmitter = EventEmitter;\n","'use strict';\n\nfunction Event(eventType) {\n  this.type = eventType;\n}\n\nEvent.prototype.initEvent = function(eventType, canBubble, cancelable) {\n  this.type = eventType;\n  this.bubbles = canBubble;\n  this.cancelable = cancelable;\n  this.timeStamp = +new Date();\n  return this;\n};\n\nEvent.prototype.stopPropagation = function() {};\nEvent.prototype.preventDefault = function() {};\n\nEvent.CAPTURING_PHASE = 1;\nEvent.AT_TARGET = 2;\nEvent.BUBBLING_PHASE = 3;\n\nmodule.exports = Event;\n","'use strict';\n\n/* Simplified implementation of DOM2 EventTarget.\n *   http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget\n */\n\nfunction EventTarget() {\n  this._listeners = {};\n}\n\nEventTarget.prototype.addEventListener = function(eventType, listener) {\n  if (!(eventType in this._listeners)) {\n    this._listeners[eventType] = [];\n  }\n  var arr = this._listeners[eventType];\n  // #4\n  if (arr.indexOf(listener) === -1) {\n    // Make a copy so as not to interfere with a current dispatchEvent.\n    arr = arr.concat([listener]);\n  }\n  this._listeners[eventType] = arr;\n};\n\nEventTarget.prototype.removeEventListener = function(eventType, listener) {\n  var arr = this._listeners[eventType];\n  if (!arr) {\n    return;\n  }\n  var idx = arr.indexOf(listener);\n  if (idx !== -1) {\n    if (arr.length > 1) {\n      // Make a copy so as not to interfere with a current dispatchEvent.\n      this._listeners[eventType] = arr.slice(0, idx).concat(arr.slice(idx + 1));\n    } else {\n      delete this._listeners[eventType];\n    }\n    return;\n  }\n};\n\nEventTarget.prototype.dispatchEvent = function() {\n  var event = arguments[0];\n  var t = event.type;\n  // equivalent of Array.prototype.slice.call(arguments, 0);\n  var args = arguments.length === 1 ? [event] : Array.apply(null, arguments);\n  // TODO: This doesn't match the real behavior; per spec, onfoo get\n  // their place in line from the /first/ time they're set from\n  // non-null. Although WebKit bumps it to the end every time it's\n  // set.\n  if (this['on' + t]) {\n    this['on' + t].apply(this, args);\n  }\n  if (t in this._listeners) {\n    // Grab a reference to the listeners list. removeEventListener may alter the list.\n    var listeners = this._listeners[t];\n    for (var i = 0; i < listeners.length; i++) {\n      listeners[i].apply(this, args);\n    }\n  }\n};\n\nmodule.exports = EventTarget;\n","'use strict';\n\nvar inherits = require('inherits')\n  , Event = require('./event')\n  ;\n\nfunction TransportMessageEvent(data) {\n  Event.call(this);\n  this.initEvent('message', false, false);\n  this.data = data;\n}\n\ninherits(TransportMessageEvent, Event);\n\nmodule.exports = TransportMessageEvent;\n","'use strict';\n\nvar JSON3 = require('json3')\n  , iframeUtils = require('./utils/iframe')\n  ;\n\nfunction FacadeJS(transport) {\n  this._transport = transport;\n  transport.on('message', this._transportMessage.bind(this));\n  transport.on('close', this._transportClose.bind(this));\n}\n\nFacadeJS.prototype._transportClose = function(code, reason) {\n  iframeUtils.postMessage('c', JSON3.stringify([code, reason]));\n};\nFacadeJS.prototype._transportMessage = function(frame) {\n  iframeUtils.postMessage('t', frame);\n};\nFacadeJS.prototype._send = function(data) {\n  this._transport.send(data);\n};\nFacadeJS.prototype._close = function() {\n  this._transport.close();\n  this._transport.removeAllListeners();\n};\n\nmodule.exports = FacadeJS;\n","'use strict';\n\nvar urlUtils = require('./utils/url')\n  , eventUtils = require('./utils/event')\n  , JSON3 = require('json3')\n  , FacadeJS = require('./facade')\n  , InfoIframeReceiver = require('./info-iframe-receiver')\n  , iframeUtils = require('./utils/iframe')\n  , loc = require('./location')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:iframe-bootstrap');\n}\n\nmodule.exports = function(SockJS, availableTransports) {\n  var transportMap = {};\n  availableTransports.forEach(function(at) {\n    if (at.facadeTransport) {\n      transportMap[at.facadeTransport.transportName] = at.facadeTransport;\n    }\n  });\n\n  // hard-coded for the info iframe\n  // TODO see if we can make this more dynamic\n  transportMap[InfoIframeReceiver.transportName] = InfoIframeReceiver;\n  var parentOrigin;\n\n  /* eslint-disable camelcase */\n  SockJS.bootstrap_iframe = function() {\n    /* eslint-enable camelcase */\n    var facade;\n    iframeUtils.currentWindowId = loc.hash.slice(1);\n    var onMessage = function(e) {\n      if (e.source !== parent) {\n        return;\n      }\n      if (typeof parentOrigin === 'undefined') {\n        parentOrigin = e.origin;\n      }\n      if (e.origin !== parentOrigin) {\n        return;\n      }\n\n      var iframeMessage;\n      try {\n        iframeMessage = JSON3.parse(e.data);\n      } catch (ignored) {\n        debug('bad json', e.data);\n        return;\n      }\n\n      if (iframeMessage.windowId !== iframeUtils.currentWindowId) {\n        return;\n      }\n      switch (iframeMessage.type) {\n      case 's':\n        var p;\n        try {\n          p = JSON3.parse(iframeMessage.data);\n        } catch (ignored) {\n          debug('bad json', iframeMessage.data);\n          break;\n        }\n        var version = p[0];\n        var transport = p[1];\n        var transUrl = p[2];\n        var baseUrl = p[3];\n        debug(version, transport, transUrl, baseUrl);\n        // change this to semver logic\n        if (version !== SockJS.version) {\n          throw new Error('Incompatible SockJS! Main site uses:' +\n                    ' \"' + version + '\", the iframe:' +\n                    ' \"' + SockJS.version + '\".');\n        }\n\n        if (!urlUtils.isOriginEqual(transUrl, loc.href) ||\n            !urlUtils.isOriginEqual(baseUrl, loc.href)) {\n          throw new Error('Can\\'t connect to different domain from within an ' +\n                    'iframe. (' + loc.href + ', ' + transUrl + ', ' + baseUrl + ')');\n        }\n        facade = new FacadeJS(new transportMap[transport](transUrl, baseUrl));\n        break;\n      case 'm':\n        facade._send(iframeMessage.data);\n        break;\n      case 'c':\n        if (facade) {\n          facade._close();\n        }\n        facade = null;\n        break;\n      }\n    };\n\n    eventUtils.attachEvent('message', onMessage);\n\n    // Start\n    iframeUtils.postMessage('s');\n  };\n};\n","'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , JSON3 = require('json3')\n  , objectUtils = require('./utils/object')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:info-ajax');\n}\n\nfunction InfoAjax(url, AjaxObject) {\n  EventEmitter.call(this);\n\n  var self = this;\n  var t0 = +new Date();\n  this.xo = new AjaxObject('GET', url);\n\n  this.xo.once('finish', function(status, text) {\n    var info, rtt;\n    if (status === 200) {\n      rtt = (+new Date()) - t0;\n      if (text) {\n        try {\n          info = JSON3.parse(text);\n        } catch (e) {\n          debug('bad json', text);\n        }\n      }\n\n      if (!objectUtils.isObject(info)) {\n        info = {};\n      }\n    }\n    self.emit('finish', info, rtt);\n    self.removeAllListeners();\n  });\n}\n\ninherits(InfoAjax, EventEmitter);\n\nInfoAjax.prototype.close = function() {\n  this.removeAllListeners();\n  this.xo.close();\n};\n\nmodule.exports = InfoAjax;\n","'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  , JSON3 = require('json3')\n  , XHRLocalObject = require('./transport/sender/xhr-local')\n  , InfoAjax = require('./info-ajax')\n  ;\n\nfunction InfoReceiverIframe(transUrl) {\n  var self = this;\n  EventEmitter.call(this);\n\n  this.ir = new InfoAjax(transUrl, XHRLocalObject);\n  this.ir.once('finish', function(info, rtt) {\n    self.ir = null;\n    self.emit('message', JSON3.stringify([info, rtt]));\n  });\n}\n\ninherits(InfoReceiverIframe, EventEmitter);\n\nInfoReceiverIframe.transportName = 'iframe-info-receiver';\n\nInfoReceiverIframe.prototype.close = function() {\n  if (this.ir) {\n    this.ir.close();\n    this.ir = null;\n  }\n  this.removeAllListeners();\n};\n\nmodule.exports = InfoReceiverIframe;\n","'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , JSON3 = require('json3')\n  , utils = require('./utils/event')\n  , IframeTransport = require('./transport/iframe')\n  , InfoReceiverIframe = require('./info-iframe-receiver')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:info-iframe');\n}\n\nfunction InfoIframe(baseUrl, url) {\n  var self = this;\n  EventEmitter.call(this);\n\n  var go = function() {\n    var ifr = self.ifr = new IframeTransport(InfoReceiverIframe.transportName, url, baseUrl);\n\n    ifr.once('message', function(msg) {\n      if (msg) {\n        var d;\n        try {\n          d = JSON3.parse(msg);\n        } catch (e) {\n          debug('bad json', msg);\n          self.emit('finish');\n          self.close();\n          return;\n        }\n\n        var info = d[0], rtt = d[1];\n        self.emit('finish', info, rtt);\n      }\n      self.close();\n    });\n\n    ifr.once('close', function() {\n      self.emit('finish');\n      self.close();\n    });\n  };\n\n  // TODO this seems the same as the 'needBody' from transports\n  if (!global.document.body) {\n    utils.attachEvent('load', go);\n  } else {\n    go();\n  }\n}\n\ninherits(InfoIframe, EventEmitter);\n\nInfoIframe.enabled = function() {\n  return IframeTransport.enabled();\n};\n\nInfoIframe.prototype.close = function() {\n  if (this.ifr) {\n    this.ifr.close();\n  }\n  this.removeAllListeners();\n  this.ifr = null;\n};\n\nmodule.exports = InfoIframe;\n","'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , urlUtils = require('./utils/url')\n  , XDR = require('./transport/sender/xdr')\n  , XHRCors = require('./transport/sender/xhr-cors')\n  , XHRLocal = require('./transport/sender/xhr-local')\n  , XHRFake = require('./transport/sender/xhr-fake')\n  , InfoIframe = require('./info-iframe')\n  , InfoAjax = require('./info-ajax')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:info-receiver');\n}\n\nfunction InfoReceiver(baseUrl, urlInfo) {\n  debug(baseUrl);\n  var self = this;\n  EventEmitter.call(this);\n\n  setTimeout(function() {\n    self.doXhr(baseUrl, urlInfo);\n  }, 0);\n}\n\ninherits(InfoReceiver, EventEmitter);\n\n// TODO this is currently ignoring the list of available transports and the whitelist\n\nInfoReceiver._getReceiver = function(baseUrl, url, urlInfo) {\n  // determine method of CORS support (if needed)\n  if (urlInfo.sameOrigin) {\n    return new InfoAjax(url, XHRLocal);\n  }\n  if (XHRCors.enabled) {\n    return new InfoAjax(url, XHRCors);\n  }\n  if (XDR.enabled && urlInfo.sameScheme) {\n    return new InfoAjax(url, XDR);\n  }\n  if (InfoIframe.enabled()) {\n    return new InfoIframe(baseUrl, url);\n  }\n  return new InfoAjax(url, XHRFake);\n};\n\nInfoReceiver.prototype.doXhr = function(baseUrl, urlInfo) {\n  var self = this\n    , url = urlUtils.addPath(baseUrl, '/info')\n    ;\n  debug('doXhr', url);\n\n  this.xo = InfoReceiver._getReceiver(baseUrl, url, urlInfo);\n\n  this.timeoutRef = setTimeout(function() {\n    debug('timeout');\n    self._cleanup(false);\n    self.emit('finish');\n  }, InfoReceiver.timeout);\n\n  this.xo.once('finish', function(info, rtt) {\n    debug('finish', info, rtt);\n    self._cleanup(true);\n    self.emit('finish', info, rtt);\n  });\n};\n\nInfoReceiver.prototype._cleanup = function(wasClean) {\n  debug('_cleanup');\n  clearTimeout(this.timeoutRef);\n  this.timeoutRef = null;\n  if (!wasClean && this.xo) {\n    this.xo.close();\n  }\n  this.xo = null;\n};\n\nInfoReceiver.prototype.close = function() {\n  debug('close');\n  this.removeAllListeners();\n  this._cleanup(false);\n};\n\nInfoReceiver.timeout = 8000;\n\nmodule.exports = InfoReceiver;\n","'use strict';\n\nmodule.exports = global.location || {\n  origin: 'http://localhost:80'\n, protocol: 'http:'\n, host: 'localhost'\n, port: 80\n, href: 'http://localhost/'\n, hash: ''\n};\n","'use strict';\n\nrequire('./shims');\n\nvar URL = require('url-parse')\n  , inherits = require('inherits')\n  , JSON3 = require('json3')\n  , random = require('./utils/random')\n  , escape = require('./utils/escape')\n  , urlUtils = require('./utils/url')\n  , eventUtils = require('./utils/event')\n  , transport = require('./utils/transport')\n  , objectUtils = require('./utils/object')\n  , browser = require('./utils/browser')\n  , log = require('./utils/log')\n  , Event = require('./event/event')\n  , EventTarget = require('./event/eventtarget')\n  , loc = require('./location')\n  , CloseEvent = require('./event/close')\n  , TransportMessageEvent = require('./event/trans-message')\n  , InfoReceiver = require('./info-receiver')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:main');\n}\n\nvar transports;\n\n// follow constructor steps defined at http://dev.w3.org/html5/websockets/#the-websocket-interface\nfunction SockJS(url, protocols, options) {\n  if (!(this instanceof SockJS)) {\n    return new SockJS(url, protocols, options);\n  }\n  if (arguments.length < 1) {\n    throw new TypeError(\"Failed to construct 'SockJS: 1 argument required, but only 0 present\");\n  }\n  EventTarget.call(this);\n\n  this.readyState = SockJS.CONNECTING;\n  this.extensions = '';\n  this.protocol = '';\n\n  // non-standard extension\n  options = options || {};\n  if (options.protocols_whitelist) {\n    log.warn(\"'protocols_whitelist' is DEPRECATED. Use 'transports' instead.\");\n  }\n  this._transportsWhitelist = options.transports;\n  this._transportOptions = options.transportOptions || {};\n  this._timeout = options.timeout || 0;\n\n  var sessionId = options.sessionId || 8;\n  if (typeof sessionId === 'function') {\n    this._generateSessionId = sessionId;\n  } else if (typeof sessionId === 'number') {\n    this._generateSessionId = function() {\n      return random.string(sessionId);\n    };\n  } else {\n    throw new TypeError('If sessionId is used in the options, it needs to be a number or a function.');\n  }\n\n  this._server = options.server || random.numberString(1000);\n\n  // Step 1 of WS spec - parse and validate the url. Issue #8\n  var parsedUrl = new URL(url);\n  if (!parsedUrl.host || !parsedUrl.protocol) {\n    throw new SyntaxError(\"The URL '\" + url + \"' is invalid\");\n  } else if (parsedUrl.hash) {\n    throw new SyntaxError('The URL must not contain a fragment');\n  } else if (parsedUrl.protocol !== 'http:' && parsedUrl.protocol !== 'https:') {\n    throw new SyntaxError(\"The URL's scheme must be either 'http:' or 'https:'. '\" + parsedUrl.protocol + \"' is not allowed.\");\n  }\n\n  var secure = parsedUrl.protocol === 'https:';\n  // Step 2 - don't allow secure origin with an insecure protocol\n  if (loc.protocol === 'https:' && !secure) {\n    throw new Error('SecurityError: An insecure SockJS connection may not be initiated from a page loaded over HTTPS');\n  }\n\n  // Step 3 - check port access - no need here\n  // Step 4 - parse protocols argument\n  if (!protocols) {\n    protocols = [];\n  } else if (!Array.isArray(protocols)) {\n    protocols = [protocols];\n  }\n\n  // Step 5 - check protocols argument\n  var sortedProtocols = protocols.sort();\n  sortedProtocols.forEach(function(proto, i) {\n    if (!proto) {\n      throw new SyntaxError(\"The protocols entry '\" + proto + \"' is invalid.\");\n    }\n    if (i < (sortedProtocols.length - 1) && proto === sortedProtocols[i + 1]) {\n      throw new SyntaxError(\"The protocols entry '\" + proto + \"' is duplicated.\");\n    }\n  });\n\n  // Step 6 - convert origin\n  var o = urlUtils.getOrigin(loc.href);\n  this._origin = o ? o.toLowerCase() : null;\n\n  // remove the trailing slash\n  parsedUrl.set('pathname', parsedUrl.pathname.replace(/\\/+$/, ''));\n\n  // store the sanitized url\n  this.url = parsedUrl.href;\n  debug('using url', this.url);\n\n  // Step 7 - start connection in background\n  // obtain server info\n  // http://sockjs.github.io/sockjs-protocol/sockjs-protocol-0.3.3.html#section-26\n  this._urlInfo = {\n    nullOrigin: !browser.hasDomain()\n  , sameOrigin: urlUtils.isOriginEqual(this.url, loc.href)\n  , sameScheme: urlUtils.isSchemeEqual(this.url, loc.href)\n  };\n\n  this._ir = new InfoReceiver(this.url, this._urlInfo);\n  this._ir.once('finish', this._receiveInfo.bind(this));\n}\n\ninherits(SockJS, EventTarget);\n\nfunction userSetCode(code) {\n  return code === 1000 || (code >= 3000 && code <= 4999);\n}\n\nSockJS.prototype.close = function(code, reason) {\n  // Step 1\n  if (code && !userSetCode(code)) {\n    throw new Error('InvalidAccessError: Invalid code');\n  }\n  // Step 2.4 states the max is 123 bytes, but we are just checking length\n  if (reason && reason.length > 123) {\n    throw new SyntaxError('reason argument has an invalid length');\n  }\n\n  // Step 3.1\n  if (this.readyState === SockJS.CLOSING || this.readyState === SockJS.CLOSED) {\n    return;\n  }\n\n  // TODO look at docs to determine how to set this\n  var wasClean = true;\n  this._close(code || 1000, reason || 'Normal closure', wasClean);\n};\n\nSockJS.prototype.send = function(data) {\n  // #13 - convert anything non-string to string\n  // TODO this currently turns objects into [object Object]\n  if (typeof data !== 'string') {\n    data = '' + data;\n  }\n  if (this.readyState === SockJS.CONNECTING) {\n    throw new Error('InvalidStateError: The connection has not been established yet');\n  }\n  if (this.readyState !== SockJS.OPEN) {\n    return;\n  }\n  this._transport.send(escape.quote(data));\n};\n\nSockJS.version = require('./version');\n\nSockJS.CONNECTING = 0;\nSockJS.OPEN = 1;\nSockJS.CLOSING = 2;\nSockJS.CLOSED = 3;\n\nSockJS.prototype._receiveInfo = function(info, rtt) {\n  debug('_receiveInfo', rtt);\n  this._ir = null;\n  if (!info) {\n    this._close(1002, 'Cannot connect to server');\n    return;\n  }\n\n  // establish a round-trip timeout (RTO) based on the\n  // round-trip time (RTT)\n  this._rto = this.countRTO(rtt);\n  // allow server to override url used for the actual transport\n  this._transUrl = info.base_url ? info.base_url : this.url;\n  info = objectUtils.extend(info, this._urlInfo);\n  debug('info', info);\n  // determine list of desired and supported transports\n  var enabledTransports = transports.filterToEnabled(this._transportsWhitelist, info);\n  this._transports = enabledTransports.main;\n  debug(this._transports.length + ' enabled transports');\n\n  this._connect();\n};\n\nSockJS.prototype._connect = function() {\n  for (var Transport = this._transports.shift(); Transport; Transport = this._transports.shift()) {\n    debug('attempt', Transport.transportName);\n    if (Transport.needBody) {\n      if (!global.document.body ||\n          (typeof global.document.readyState !== 'undefined' &&\n            global.document.readyState !== 'complete' &&\n            global.document.readyState !== 'interactive')) {\n        debug('waiting for body');\n        this._transports.unshift(Transport);\n        eventUtils.attachEvent('load', this._connect.bind(this));\n        return;\n      }\n    }\n\n    // calculate timeout based on RTO and round trips. Default to 5s\n    var timeoutMs = Math.max(this._timeout, (this._rto * Transport.roundTrips) || 5000);\n    this._transportTimeoutId = setTimeout(this._transportTimeout.bind(this), timeoutMs);\n    debug('using timeout', timeoutMs);\n\n    var transportUrl = urlUtils.addPath(this._transUrl, '/' + this._server + '/' + this._generateSessionId());\n    var options = this._transportOptions[Transport.transportName];\n    debug('transport url', transportUrl);\n    var transportObj = new Transport(transportUrl, this._transUrl, options);\n    transportObj.on('message', this._transportMessage.bind(this));\n    transportObj.once('close', this._transportClose.bind(this));\n    transportObj.transportName = Transport.transportName;\n    this._transport = transportObj;\n\n    return;\n  }\n  this._close(2000, 'All transports failed', false);\n};\n\nSockJS.prototype._transportTimeout = function() {\n  debug('_transportTimeout');\n  if (this.readyState === SockJS.CONNECTING) {\n    if (this._transport) {\n      this._transport.close();\n    }\n\n    this._transportClose(2007, 'Transport timed out');\n  }\n};\n\nSockJS.prototype._transportMessage = function(msg) {\n  debug('_transportMessage', msg);\n  var self = this\n    , type = msg.slice(0, 1)\n    , content = msg.slice(1)\n    , payload\n    ;\n\n  // first check for messages that don't need a payload\n  switch (type) {\n    case 'o':\n      this._open();\n      return;\n    case 'h':\n      this.dispatchEvent(new Event('heartbeat'));\n      debug('heartbeat', this.transport);\n      return;\n  }\n\n  if (content) {\n    try {\n      payload = JSON3.parse(content);\n    } catch (e) {\n      debug('bad json', content);\n    }\n  }\n\n  if (typeof payload === 'undefined') {\n    debug('empty payload', content);\n    return;\n  }\n\n  switch (type) {\n    case 'a':\n      if (Array.isArray(payload)) {\n        payload.forEach(function(p) {\n          debug('message', self.transport, p);\n          self.dispatchEvent(new TransportMessageEvent(p));\n        });\n      }\n      break;\n    case 'm':\n      debug('message', this.transport, payload);\n      this.dispatchEvent(new TransportMessageEvent(payload));\n      break;\n    case 'c':\n      if (Array.isArray(payload) && payload.length === 2) {\n        this._close(payload[0], payload[1], true);\n      }\n      break;\n  }\n};\n\nSockJS.prototype._transportClose = function(code, reason) {\n  debug('_transportClose', this.transport, code, reason);\n  if (this._transport) {\n    this._transport.removeAllListeners();\n    this._transport = null;\n    this.transport = null;\n  }\n\n  if (!userSetCode(code) && code !== 2000 && this.readyState === SockJS.CONNECTING) {\n    this._connect();\n    return;\n  }\n\n  this._close(code, reason);\n};\n\nSockJS.prototype._open = function() {\n  debug('_open', this._transport && this._transport.transportName, this.readyState);\n  if (this.readyState === SockJS.CONNECTING) {\n    if (this._transportTimeoutId) {\n      clearTimeout(this._transportTimeoutId);\n      this._transportTimeoutId = null;\n    }\n    this.readyState = SockJS.OPEN;\n    this.transport = this._transport.transportName;\n    this.dispatchEvent(new Event('open'));\n    debug('connected', this.transport);\n  } else {\n    // The server might have been restarted, and lost track of our\n    // connection.\n    this._close(1006, 'Server lost session');\n  }\n};\n\nSockJS.prototype._close = function(code, reason, wasClean) {\n  debug('_close', this.transport, code, reason, wasClean, this.readyState);\n  var forceFail = false;\n\n  if (this._ir) {\n    forceFail = true;\n    this._ir.close();\n    this._ir = null;\n  }\n  if (this._transport) {\n    this._transport.close();\n    this._transport = null;\n    this.transport = null;\n  }\n\n  if (this.readyState === SockJS.CLOSED) {\n    throw new Error('InvalidStateError: SockJS has already been closed');\n  }\n\n  this.readyState = SockJS.CLOSING;\n  setTimeout(function() {\n    this.readyState = SockJS.CLOSED;\n\n    if (forceFail) {\n      this.dispatchEvent(new Event('error'));\n    }\n\n    var e = new CloseEvent('close');\n    e.wasClean = wasClean || false;\n    e.code = code || 1000;\n    e.reason = reason;\n\n    this.dispatchEvent(e);\n    this.onmessage = this.onclose = this.onerror = null;\n    debug('disconnected');\n  }.bind(this), 0);\n};\n\n// See: http://www.erg.abdn.ac.uk/~gerrit/dccp/notes/ccid2/rto_estimator/\n// and RFC 2988.\nSockJS.prototype.countRTO = function(rtt) {\n  // In a local environment, when using IE8/9 and the `jsonp-polling`\n  // transport the time needed to establish a connection (the time that pass\n  // from the opening of the transport to the call of `_dispatchOpen`) is\n  // around 200msec (the lower bound used in the article above) and this\n  // causes spurious timeouts. For this reason we calculate a value slightly\n  // larger than that used in the article.\n  if (rtt > 100) {\n    return 4 * rtt; // rto > 400msec\n  }\n  return 300 + rtt; // 300msec < rto <= 400msec\n};\n\nmodule.exports = function(availableTransports) {\n  transports = transport(availableTransports);\n  require('./iframe-bootstrap')(SockJS, availableTransports);\n  return SockJS;\n};\n","/* eslint-disable */\n/* jscs: disable */\n'use strict';\n\n// pulled specific shims from https://github.com/es-shims/es5-shim\n\nvar ArrayPrototype = Array.prototype;\nvar ObjectPrototype = Object.prototype;\nvar FunctionPrototype = Function.prototype;\nvar StringPrototype = String.prototype;\nvar array_slice = ArrayPrototype.slice;\n\nvar _toString = ObjectPrototype.toString;\nvar isFunction = function (val) {\n    return ObjectPrototype.toString.call(val) === '[object Function]';\n};\nvar isArray = function isArray(obj) {\n    return _toString.call(obj) === '[object Array]';\n};\nvar isString = function isString(obj) {\n    return _toString.call(obj) === '[object String]';\n};\n\nvar supportsDescriptors = Object.defineProperty && (function () {\n    try {\n        Object.defineProperty({}, 'x', {});\n        return true;\n    } catch (e) { /* this is ES3 */\n        return false;\n    }\n}());\n\n// Define configurable, writable and non-enumerable props\n// if they don't exist.\nvar defineProperty;\nif (supportsDescriptors) {\n    defineProperty = function (object, name, method, forceAssign) {\n        if (!forceAssign && (name in object)) { return; }\n        Object.defineProperty(object, name, {\n            configurable: true,\n            enumerable: false,\n            writable: true,\n            value: method\n        });\n    };\n} else {\n    defineProperty = function (object, name, method, forceAssign) {\n        if (!forceAssign && (name in object)) { return; }\n        object[name] = method;\n    };\n}\nvar defineProperties = function (object, map, forceAssign) {\n    for (var name in map) {\n        if (ObjectPrototype.hasOwnProperty.call(map, name)) {\n          defineProperty(object, name, map[name], forceAssign);\n        }\n    }\n};\n\nvar toObject = function (o) {\n    if (o == null) { // this matches both null and undefined\n        throw new TypeError(\"can't convert \" + o + ' to object');\n    }\n    return Object(o);\n};\n\n//\n// Util\n// ======\n//\n\n// ES5 9.4\n// http://es5.github.com/#x9.4\n// http://jsperf.com/to-integer\n\nfunction toInteger(num) {\n    var n = +num;\n    if (n !== n) { // isNaN\n        n = 0;\n    } else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {\n        n = (n > 0 || -1) * Math.floor(Math.abs(n));\n    }\n    return n;\n}\n\nfunction ToUint32(x) {\n    return x >>> 0;\n}\n\n//\n// Function\n// ========\n//\n\n// ES-5 15.3.4.5\n// http://es5.github.com/#x15.3.4.5\n\nfunction Empty() {}\n\ndefineProperties(FunctionPrototype, {\n    bind: function bind(that) { // .length is 1\n        // 1. Let Target be the this value.\n        var target = this;\n        // 2. If IsCallable(Target) is false, throw a TypeError exception.\n        if (!isFunction(target)) {\n            throw new TypeError('Function.prototype.bind called on incompatible ' + target);\n        }\n        // 3. Let A be a new (possibly empty) internal list of all of the\n        //   argument values provided after thisArg (arg1, arg2 etc), in order.\n        // XXX slicedArgs will stand in for \"A\" if used\n        var args = array_slice.call(arguments, 1); // for normal call\n        // 4. Let F be a new native ECMAScript object.\n        // 11. Set the [[Prototype]] internal property of F to the standard\n        //   built-in Function prototype object as specified in 15.3.3.1.\n        // 12. Set the [[Call]] internal property of F as described in\n        //   15.3.4.5.1.\n        // 13. Set the [[Construct]] internal property of F as described in\n        //   15.3.4.5.2.\n        // 14. Set the [[HasInstance]] internal property of F as described in\n        //   15.3.4.5.3.\n        var binder = function () {\n\n            if (this instanceof bound) {\n                // 15.3.4.5.2 [[Construct]]\n                // When the [[Construct]] internal method of a function object,\n                // F that was created using the bind function is called with a\n                // list of arguments ExtraArgs, the following steps are taken:\n                // 1. Let target be the value of F's [[TargetFunction]]\n                //   internal property.\n                // 2. If target has no [[Construct]] internal method, a\n                //   TypeError exception is thrown.\n                // 3. Let boundArgs be the value of F's [[BoundArgs]] internal\n                //   property.\n                // 4. Let args be a new list containing the same values as the\n                //   list boundArgs in the same order followed by the same\n                //   values as the list ExtraArgs in the same order.\n                // 5. Return the result of calling the [[Construct]] internal\n                //   method of target providing args as the arguments.\n\n                var result = target.apply(\n                    this,\n                    args.concat(array_slice.call(arguments))\n                );\n                if (Object(result) === result) {\n                    return result;\n                }\n                return this;\n\n            } else {\n                // 15.3.4.5.1 [[Call]]\n                // When the [[Call]] internal method of a function object, F,\n                // which was created using the bind function is called with a\n                // this value and a list of arguments ExtraArgs, the following\n                // steps are taken:\n                // 1. Let boundArgs be the value of F's [[BoundArgs]] internal\n                //   property.\n                // 2. Let boundThis be the value of F's [[BoundThis]] internal\n                //   property.\n                // 3. Let target be the value of F's [[TargetFunction]] internal\n                //   property.\n                // 4. Let args be a new list containing the same values as the\n                //   list boundArgs in the same order followed by the same\n                //   values as the list ExtraArgs in the same order.\n                // 5. Return the result of calling the [[Call]] internal method\n                //   of target providing boundThis as the this value and\n                //   providing args as the arguments.\n\n                // equiv: target.call(this, ...boundArgs, ...args)\n                return target.apply(\n                    that,\n                    args.concat(array_slice.call(arguments))\n                );\n\n            }\n\n        };\n\n        // 15. If the [[Class]] internal property of Target is \"Function\", then\n        //     a. Let L be the length property of Target minus the length of A.\n        //     b. Set the length own property of F to either 0 or L, whichever is\n        //       larger.\n        // 16. Else set the length own property of F to 0.\n\n        var boundLength = Math.max(0, target.length - args.length);\n\n        // 17. Set the attributes of the length own property of F to the values\n        //   specified in 15.3.5.1.\n        var boundArgs = [];\n        for (var i = 0; i < boundLength; i++) {\n            boundArgs.push('$' + i);\n        }\n\n        // XXX Build a dynamic function with desired amount of arguments is the only\n        // way to set the length property of a function.\n        // In environments where Content Security Policies enabled (Chrome extensions,\n        // for ex.) all use of eval or Function costructor throws an exception.\n        // However in all of these environments Function.prototype.bind exists\n        // and so this code will never be executed.\n        var bound = Function('binder', 'return function (' + boundArgs.join(',') + '){ return binder.apply(this, arguments); }')(binder);\n\n        if (target.prototype) {\n            Empty.prototype = target.prototype;\n            bound.prototype = new Empty();\n            // Clean up dangling references.\n            Empty.prototype = null;\n        }\n\n        // TODO\n        // 18. Set the [[Extensible]] internal property of F to true.\n\n        // TODO\n        // 19. Let thrower be the [[ThrowTypeError]] function Object (13.2.3).\n        // 20. Call the [[DefineOwnProperty]] internal method of F with\n        //   arguments \"caller\", PropertyDescriptor {[[Get]]: thrower, [[Set]]:\n        //   thrower, [[Enumerable]]: false, [[Configurable]]: false}, and\n        //   false.\n        // 21. Call the [[DefineOwnProperty]] internal method of F with\n        //   arguments \"arguments\", PropertyDescriptor {[[Get]]: thrower,\n        //   [[Set]]: thrower, [[Enumerable]]: false, [[Configurable]]: false},\n        //   and false.\n\n        // TODO\n        // NOTE Function objects created using Function.prototype.bind do not\n        // have a prototype property or the [[Code]], [[FormalParameters]], and\n        // [[Scope]] internal properties.\n        // XXX can't delete prototype in pure-js.\n\n        // 22. Return F.\n        return bound;\n    }\n});\n\n//\n// Array\n// =====\n//\n\n// ES5 15.4.3.2\n// http://es5.github.com/#x15.4.3.2\n// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray\ndefineProperties(Array, { isArray: isArray });\n\n\nvar boxedString = Object('a');\nvar splitString = boxedString[0] !== 'a' || !(0 in boxedString);\n\nvar properlyBoxesContext = function properlyBoxed(method) {\n    // Check node 0.6.21 bug where third parameter is not boxed\n    var properlyBoxesNonStrict = true;\n    var properlyBoxesStrict = true;\n    if (method) {\n        method.call('foo', function (_, __, context) {\n            if (typeof context !== 'object') { properlyBoxesNonStrict = false; }\n        });\n\n        method.call([1], function () {\n            'use strict';\n            properlyBoxesStrict = typeof this === 'string';\n        }, 'x');\n    }\n    return !!method && properlyBoxesNonStrict && properlyBoxesStrict;\n};\n\ndefineProperties(ArrayPrototype, {\n    forEach: function forEach(fun /*, thisp*/) {\n        var object = toObject(this),\n            self = splitString && isString(this) ? this.split('') : object,\n            thisp = arguments[1],\n            i = -1,\n            length = self.length >>> 0;\n\n        // If no callback function or if callback is not a callable function\n        if (!isFunction(fun)) {\n            throw new TypeError(); // TODO message\n        }\n\n        while (++i < length) {\n            if (i in self) {\n                // Invoke the callback function with call, passing arguments:\n                // context, property value, property key, thisArg object\n                // context\n                fun.call(thisp, self[i], i, object);\n            }\n        }\n    }\n}, !properlyBoxesContext(ArrayPrototype.forEach));\n\n// ES5 15.4.4.14\n// http://es5.github.com/#x15.4.4.14\n// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf\nvar hasFirefox2IndexOfBug = Array.prototype.indexOf && [0, 1].indexOf(1, 2) !== -1;\ndefineProperties(ArrayPrototype, {\n    indexOf: function indexOf(sought /*, fromIndex */ ) {\n        var self = splitString && isString(this) ? this.split('') : toObject(this),\n            length = self.length >>> 0;\n\n        if (!length) {\n            return -1;\n        }\n\n        var i = 0;\n        if (arguments.length > 1) {\n            i = toInteger(arguments[1]);\n        }\n\n        // handle negative indices\n        i = i >= 0 ? i : Math.max(0, length + i);\n        for (; i < length; i++) {\n            if (i in self && self[i] === sought) {\n                return i;\n            }\n        }\n        return -1;\n    }\n}, hasFirefox2IndexOfBug);\n\n//\n// String\n// ======\n//\n\n// ES5 15.5.4.14\n// http://es5.github.com/#x15.5.4.14\n\n// [bugfix, IE lt 9, firefox 4, Konqueror, Opera, obscure browsers]\n// Many browsers do not split properly with regular expressions or they\n// do not perform the split correctly under obscure conditions.\n// See http://blog.stevenlevithan.com/archives/cross-browser-split\n// I've tested in many browsers and this seems to cover the deviant ones:\n//    'ab'.split(/(?:ab)*/) should be [\"\", \"\"], not [\"\"]\n//    '.'.split(/(.?)(.?)/) should be [\"\", \".\", \"\", \"\"], not [\"\", \"\"]\n//    'tesst'.split(/(s)*/) should be [\"t\", undefined, \"e\", \"s\", \"t\"], not\n//       [undefined, \"t\", undefined, \"e\", ...]\n//    ''.split(/.?/) should be [], not [\"\"]\n//    '.'.split(/()()/) should be [\".\"], not [\"\", \"\", \".\"]\n\nvar string_split = StringPrototype.split;\nif (\n    'ab'.split(/(?:ab)*/).length !== 2 ||\n    '.'.split(/(.?)(.?)/).length !== 4 ||\n    'tesst'.split(/(s)*/)[1] === 't' ||\n    'test'.split(/(?:)/, -1).length !== 4 ||\n    ''.split(/.?/).length ||\n    '.'.split(/()()/).length > 1\n) {\n    (function () {\n        var compliantExecNpcg = /()??/.exec('')[1] === void 0; // NPCG: nonparticipating capturing group\n\n        StringPrototype.split = function (separator, limit) {\n            var string = this;\n            if (separator === void 0 && limit === 0) {\n                return [];\n            }\n\n            // If `separator` is not a regex, use native split\n            if (_toString.call(separator) !== '[object RegExp]') {\n                return string_split.call(this, separator, limit);\n            }\n\n            var output = [],\n                flags = (separator.ignoreCase ? 'i' : '') +\n                        (separator.multiline  ? 'm' : '') +\n                        (separator.extended   ? 'x' : '') + // Proposed for ES6\n                        (separator.sticky     ? 'y' : ''), // Firefox 3+\n                lastLastIndex = 0,\n                // Make `global` and avoid `lastIndex` issues by working with a copy\n                separator2, match, lastIndex, lastLength;\n            separator = new RegExp(separator.source, flags + 'g');\n            string += ''; // Type-convert\n            if (!compliantExecNpcg) {\n                // Doesn't need flags gy, but they don't hurt\n                separator2 = new RegExp('^' + separator.source + '$(?!\\\\s)', flags);\n            }\n            /* Values for `limit`, per the spec:\n             * If undefined: 4294967295 // Math.pow(2, 32) - 1\n             * If 0, Infinity, or NaN: 0\n             * If positive number: limit = Math.floor(limit); if (limit > 4294967295) limit -= 4294967296;\n             * If negative number: 4294967296 - Math.floor(Math.abs(limit))\n             * If other: Type-convert, then use the above rules\n             */\n            limit = limit === void 0 ?\n                -1 >>> 0 : // Math.pow(2, 32) - 1\n                ToUint32(limit);\n            while (match = separator.exec(string)) {\n                // `separator.lastIndex` is not reliable cross-browser\n                lastIndex = match.index + match[0].length;\n                if (lastIndex > lastLastIndex) {\n                    output.push(string.slice(lastLastIndex, match.index));\n                    // Fix browsers whose `exec` methods don't consistently return `undefined` for\n                    // nonparticipating capturing groups\n                    if (!compliantExecNpcg && match.length > 1) {\n                        match[0].replace(separator2, function () {\n                            for (var i = 1; i < arguments.length - 2; i++) {\n                                if (arguments[i] === void 0) {\n                                    match[i] = void 0;\n                                }\n                            }\n                        });\n                    }\n                    if (match.length > 1 && match.index < string.length) {\n                        ArrayPrototype.push.apply(output, match.slice(1));\n                    }\n                    lastLength = match[0].length;\n                    lastLastIndex = lastIndex;\n                    if (output.length >= limit) {\n                        break;\n                    }\n                }\n                if (separator.lastIndex === match.index) {\n                    separator.lastIndex++; // Avoid an infinite loop\n                }\n            }\n            if (lastLastIndex === string.length) {\n                if (lastLength || !separator.test('')) {\n                    output.push('');\n                }\n            } else {\n                output.push(string.slice(lastLastIndex));\n            }\n            return output.length > limit ? output.slice(0, limit) : output;\n        };\n    }());\n\n// [bugfix, chrome]\n// If separator is undefined, then the result array contains just one String,\n// which is the this value (converted to a String). If limit is not undefined,\n// then the output array is truncated so that it contains no more than limit\n// elements.\n// \"0\".split(undefined, 0) -> []\n} else if ('0'.split(void 0, 0).length) {\n    StringPrototype.split = function split(separator, limit) {\n        if (separator === void 0 && limit === 0) { return []; }\n        return string_split.call(this, separator, limit);\n    };\n}\n\n// ECMA-262, 3rd B.2.3\n// Not an ECMAScript standard, although ECMAScript 3rd Edition has a\n// non-normative section suggesting uniform semantics and it should be\n// normalized across all browsers\n// [bugfix, IE lt 9] IE < 9 substr() with negative value not working in IE\nvar string_substr = StringPrototype.substr;\nvar hasNegativeSubstrBug = ''.substr && '0b'.substr(-1) !== 'b';\ndefineProperties(StringPrototype, {\n    substr: function substr(start, length) {\n        return string_substr.call(\n            this,\n            start < 0 ? ((start = this.length + start) < 0 ? 0 : start) : start,\n            length\n        );\n    }\n}, hasNegativeSubstrBug);\n","'use strict';\n\nmodule.exports = [\n  // streaming transports\n  require('./transport/websocket')\n, require('./transport/xhr-streaming')\n, require('./transport/xdr-streaming')\n, require('./transport/eventsource')\n, require('./transport/lib/iframe-wrap')(require('./transport/eventsource'))\n\n  // polling transports\n, require('./transport/htmlfile')\n, require('./transport/lib/iframe-wrap')(require('./transport/htmlfile'))\n, require('./transport/xhr-polling')\n, require('./transport/xdr-polling')\n, require('./transport/lib/iframe-wrap')(require('./transport/xhr-polling'))\n, require('./transport/jsonp-polling')\n];\n","'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , utils = require('../../utils/event')\n  , urlUtils = require('../../utils/url')\n  , XHR = global.XMLHttpRequest\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:browser:xhr');\n}\n\nfunction AbstractXHRObject(method, url, payload, opts) {\n  debug(method, url);\n  var self = this;\n  EventEmitter.call(this);\n\n  setTimeout(function () {\n    self._start(method, url, payload, opts);\n  }, 0);\n}\n\ninherits(AbstractXHRObject, EventEmitter);\n\nAbstractXHRObject.prototype._start = function(method, url, payload, opts) {\n  var self = this;\n\n  try {\n    this.xhr = new XHR();\n  } catch (x) {\n    // intentionally empty\n  }\n\n  if (!this.xhr) {\n    debug('no xhr');\n    this.emit('finish', 0, 'no xhr support');\n    this._cleanup();\n    return;\n  }\n\n  // several browsers cache POSTs\n  url = urlUtils.addQuery(url, 't=' + (+new Date()));\n\n  // Explorer tends to keep connection open, even after the\n  // tab gets closed: http://bugs.jquery.com/ticket/5280\n  this.unloadRef = utils.unloadAdd(function() {\n    debug('unload cleanup');\n    self._cleanup(true);\n  });\n  try {\n    this.xhr.open(method, url, true);\n    if (this.timeout && 'timeout' in this.xhr) {\n      this.xhr.timeout = this.timeout;\n      this.xhr.ontimeout = function() {\n        debug('xhr timeout');\n        self.emit('finish', 0, '');\n        self._cleanup(false);\n      };\n    }\n  } catch (e) {\n    debug('exception', e);\n    // IE raises an exception on wrong port.\n    this.emit('finish', 0, '');\n    this._cleanup(false);\n    return;\n  }\n\n  if ((!opts || !opts.noCredentials) && AbstractXHRObject.supportsCORS) {\n    debug('withCredentials');\n    // Mozilla docs says https://developer.mozilla.org/en/XMLHttpRequest :\n    // \"This never affects same-site requests.\"\n\n    this.xhr.withCredentials = true;\n  }\n  if (opts && opts.headers) {\n    for (var key in opts.headers) {\n      this.xhr.setRequestHeader(key, opts.headers[key]);\n    }\n  }\n\n  this.xhr.onreadystatechange = function() {\n    if (self.xhr) {\n      var x = self.xhr;\n      var text, status;\n      debug('readyState', x.readyState);\n      switch (x.readyState) {\n      case 3:\n        // IE doesn't like peeking into responseText or status\n        // on Microsoft.XMLHTTP and readystate=3\n        try {\n          status = x.status;\n          text = x.responseText;\n        } catch (e) {\n          // intentionally empty\n        }\n        debug('status', status);\n        // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450\n        if (status === 1223) {\n          status = 204;\n        }\n\n        // IE does return readystate == 3 for 404 answers.\n        if (status === 200 && text && text.length > 0) {\n          debug('chunk');\n          self.emit('chunk', status, text);\n        }\n        break;\n      case 4:\n        status = x.status;\n        debug('status', status);\n        // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450\n        if (status === 1223) {\n          status = 204;\n        }\n        // IE returns this for a bad port\n        // http://msdn.microsoft.com/en-us/library/windows/desktop/aa383770(v=vs.85).aspx\n        if (status === 12005 || status === 12029) {\n          status = 0;\n        }\n\n        debug('finish', status, x.responseText);\n        self.emit('finish', status, x.responseText);\n        self._cleanup(false);\n        break;\n      }\n    }\n  };\n\n  try {\n    self.xhr.send(payload);\n  } catch (e) {\n    self.emit('finish', 0, '');\n    self._cleanup(false);\n  }\n};\n\nAbstractXHRObject.prototype._cleanup = function(abort) {\n  debug('cleanup');\n  if (!this.xhr) {\n    return;\n  }\n  this.removeAllListeners();\n  utils.unloadDel(this.unloadRef);\n\n  // IE needs this field to be a function\n  this.xhr.onreadystatechange = function() {};\n  if (this.xhr.ontimeout) {\n    this.xhr.ontimeout = null;\n  }\n\n  if (abort) {\n    try {\n      this.xhr.abort();\n    } catch (x) {\n      // intentionally empty\n    }\n  }\n  this.unloadRef = this.xhr = null;\n};\n\nAbstractXHRObject.prototype.close = function() {\n  debug('close');\n  this._cleanup(true);\n};\n\nAbstractXHRObject.enabled = !!XHR;\n// override XMLHttpRequest for IE6/7\n// obfuscate to avoid firewalls\nvar axo = ['Active'].concat('Object').join('X');\nif (!AbstractXHRObject.enabled && (axo in global)) {\n  debug('overriding xmlhttprequest');\n  XHR = function() {\n    try {\n      return new global[axo]('Microsoft.XMLHTTP');\n    } catch (e) {\n      return null;\n    }\n  };\n  AbstractXHRObject.enabled = !!new XHR();\n}\n\nvar cors = false;\ntry {\n  cors = 'withCredentials' in new XHR();\n} catch (ignored) {\n  // intentionally empty\n}\n\nAbstractXHRObject.supportsCORS = cors;\n\nmodule.exports = AbstractXHRObject;\n","module.exports = global.EventSource;\n","'use strict';\n\nvar Driver = global.WebSocket || global.MozWebSocket;\nif (Driver) {\n\tmodule.exports = function WebSocketBrowserDriver(url) {\n\t\treturn new Driver(url);\n\t};\n} else {\n\tmodule.exports = undefined;\n}\n","'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , EventSourceReceiver = require('./receiver/eventsource')\n  , XHRCorsObject = require('./sender/xhr-cors')\n  , EventSourceDriver = require('eventsource')\n  ;\n\nfunction EventSourceTransport(transUrl) {\n  if (!EventSourceTransport.enabled()) {\n    throw new Error('Transport created when disabled');\n  }\n\n  AjaxBasedTransport.call(this, transUrl, '/eventsource', EventSourceReceiver, XHRCorsObject);\n}\n\ninherits(EventSourceTransport, AjaxBasedTransport);\n\nEventSourceTransport.enabled = function() {\n  return !!EventSourceDriver;\n};\n\nEventSourceTransport.transportName = 'eventsource';\nEventSourceTransport.roundTrips = 2;\n\nmodule.exports = EventSourceTransport;\n","'use strict';\n\nvar inherits = require('inherits')\n  , HtmlfileReceiver = require('./receiver/htmlfile')\n  , XHRLocalObject = require('./sender/xhr-local')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  ;\n\nfunction HtmlFileTransport(transUrl) {\n  if (!HtmlfileReceiver.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/htmlfile', HtmlfileReceiver, XHRLocalObject);\n}\n\ninherits(HtmlFileTransport, AjaxBasedTransport);\n\nHtmlFileTransport.enabled = function(info) {\n  return HtmlfileReceiver.enabled && info.sameOrigin;\n};\n\nHtmlFileTransport.transportName = 'htmlfile';\nHtmlFileTransport.roundTrips = 2;\n\nmodule.exports = HtmlFileTransport;\n","'use strict';\n\n// Few cool transports do work only for same-origin. In order to make\n// them work cross-domain we shall use iframe, served from the\n// remote domain. New browsers have capabilities to communicate with\n// cross domain iframe using postMessage(). In IE it was implemented\n// from IE 8+, but of course, IE got some details wrong:\n//    http://msdn.microsoft.com/en-us/library/cc197015(v=VS.85).aspx\n//    http://stevesouders.com/misc/test-postmessage.php\n\nvar inherits = require('inherits')\n  , JSON3 = require('json3')\n  , EventEmitter = require('events').EventEmitter\n  , version = require('../version')\n  , urlUtils = require('../utils/url')\n  , iframeUtils = require('../utils/iframe')\n  , eventUtils = require('../utils/event')\n  , random = require('../utils/random')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:transport:iframe');\n}\n\nfunction IframeTransport(transport, transUrl, baseUrl) {\n  if (!IframeTransport.enabled()) {\n    throw new Error('Transport created when disabled');\n  }\n  EventEmitter.call(this);\n\n  var self = this;\n  this.origin = urlUtils.getOrigin(baseUrl);\n  this.baseUrl = baseUrl;\n  this.transUrl = transUrl;\n  this.transport = transport;\n  this.windowId = random.string(8);\n\n  var iframeUrl = urlUtils.addPath(baseUrl, '/iframe.html') + '#' + this.windowId;\n  debug(transport, transUrl, iframeUrl);\n\n  this.iframeObj = iframeUtils.createIframe(iframeUrl, function(r) {\n    debug('err callback');\n    self.emit('close', 1006, 'Unable to load an iframe (' + r + ')');\n    self.close();\n  });\n\n  this.onmessageCallback = this._message.bind(this);\n  eventUtils.attachEvent('message', this.onmessageCallback);\n}\n\ninherits(IframeTransport, EventEmitter);\n\nIframeTransport.prototype.close = function() {\n  debug('close');\n  this.removeAllListeners();\n  if (this.iframeObj) {\n    eventUtils.detachEvent('message', this.onmessageCallback);\n    try {\n      // When the iframe is not loaded, IE raises an exception\n      // on 'contentWindow'.\n      this.postMessage('c');\n    } catch (x) {\n      // intentionally empty\n    }\n    this.iframeObj.cleanup();\n    this.iframeObj = null;\n    this.onmessageCallback = this.iframeObj = null;\n  }\n};\n\nIframeTransport.prototype._message = function(e) {\n  debug('message', e.data);\n  if (!urlUtils.isOriginEqual(e.origin, this.origin)) {\n    debug('not same origin', e.origin, this.origin);\n    return;\n  }\n\n  var iframeMessage;\n  try {\n    iframeMessage = JSON3.parse(e.data);\n  } catch (ignored) {\n    debug('bad json', e.data);\n    return;\n  }\n\n  if (iframeMessage.windowId !== this.windowId) {\n    debug('mismatched window id', iframeMessage.windowId, this.windowId);\n    return;\n  }\n\n  switch (iframeMessage.type) {\n  case 's':\n    this.iframeObj.loaded();\n    // window global dependency\n    this.postMessage('s', JSON3.stringify([\n      version\n    , this.transport\n    , this.transUrl\n    , this.baseUrl\n    ]));\n    break;\n  case 't':\n    this.emit('message', iframeMessage.data);\n    break;\n  case 'c':\n    var cdata;\n    try {\n      cdata = JSON3.parse(iframeMessage.data);\n    } catch (ignored) {\n      debug('bad json', iframeMessage.data);\n      return;\n    }\n    this.emit('close', cdata[0], cdata[1]);\n    this.close();\n    break;\n  }\n};\n\nIframeTransport.prototype.postMessage = function(type, data) {\n  debug('postMessage', type, data);\n  this.iframeObj.post(JSON3.stringify({\n    windowId: this.windowId\n  , type: type\n  , data: data || ''\n  }), this.origin);\n};\n\nIframeTransport.prototype.send = function(message) {\n  debug('send', message);\n  this.postMessage('m', message);\n};\n\nIframeTransport.enabled = function() {\n  return iframeUtils.iframeEnabled;\n};\n\nIframeTransport.transportName = 'iframe';\nIframeTransport.roundTrips = 2;\n\nmodule.exports = IframeTransport;\n","'use strict';\n\n// The simplest and most robust transport, using the well-know cross\n// domain hack - JSONP. This transport is quite inefficient - one\n// message could use up to one http request. But at least it works almost\n// everywhere.\n// Known limitations:\n//   o you will get a spinning cursor\n//   o for Konqueror a dumb timer is needed to detect errors\n\nvar inherits = require('inherits')\n  , SenderReceiver = require('./lib/sender-receiver')\n  , JsonpReceiver = require('./receiver/jsonp')\n  , jsonpSender = require('./sender/jsonp')\n  ;\n\nfunction JsonPTransport(transUrl) {\n  if (!JsonPTransport.enabled()) {\n    throw new Error('Transport created when disabled');\n  }\n  SenderReceiver.call(this, transUrl, '/jsonp', jsonpSender, JsonpReceiver);\n}\n\ninherits(JsonPTransport, SenderReceiver);\n\nJsonPTransport.enabled = function() {\n  return !!global.document;\n};\n\nJsonPTransport.transportName = 'jsonp-polling';\nJsonPTransport.roundTrips = 1;\nJsonPTransport.needBody = true;\n\nmodule.exports = JsonPTransport;\n","'use strict';\n\nvar inherits = require('inherits')\n  , urlUtils = require('../../utils/url')\n  , SenderReceiver = require('./sender-receiver')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:ajax-based');\n}\n\nfunction createAjaxSender(AjaxObject) {\n  return function(url, payload, callback) {\n    debug('create ajax sender', url, payload);\n    var opt = {};\n    if (typeof payload === 'string') {\n      opt.headers = {'Content-type': 'text/plain'};\n    }\n    var ajaxUrl = urlUtils.addPath(url, '/xhr_send');\n    var xo = new AjaxObject('POST', ajaxUrl, payload, opt);\n    xo.once('finish', function(status) {\n      debug('finish', status);\n      xo = null;\n\n      if (status !== 200 && status !== 204) {\n        return callback(new Error('http status ' + status));\n      }\n      callback();\n    });\n    return function() {\n      debug('abort');\n      xo.close();\n      xo = null;\n\n      var err = new Error('Aborted');\n      err.code = 1000;\n      callback(err);\n    };\n  };\n}\n\nfunction AjaxBasedTransport(transUrl, urlSuffix, Receiver, AjaxObject) {\n  SenderReceiver.call(this, transUrl, urlSuffix, createAjaxSender(AjaxObject), Receiver, AjaxObject);\n}\n\ninherits(AjaxBasedTransport, SenderReceiver);\n\nmodule.exports = AjaxBasedTransport;\n","'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:buffered-sender');\n}\n\nfunction BufferedSender(url, sender) {\n  debug(url);\n  EventEmitter.call(this);\n  this.sendBuffer = [];\n  this.sender = sender;\n  this.url = url;\n}\n\ninherits(BufferedSender, EventEmitter);\n\nBufferedSender.prototype.send = function(message) {\n  debug('send', message);\n  this.sendBuffer.push(message);\n  if (!this.sendStop) {\n    this.sendSchedule();\n  }\n};\n\n// For polling transports in a situation when in the message callback,\n// new message is being send. If the sending connection was started\n// before receiving one, it is possible to saturate the network and\n// timeout due to the lack of receiving socket. To avoid that we delay\n// sending messages by some small time, in order to let receiving\n// connection be started beforehand. This is only a halfmeasure and\n// does not fix the big problem, but it does make the tests go more\n// stable on slow networks.\nBufferedSender.prototype.sendScheduleWait = function() {\n  debug('sendScheduleWait');\n  var self = this;\n  var tref;\n  this.sendStop = function() {\n    debug('sendStop');\n    self.sendStop = null;\n    clearTimeout(tref);\n  };\n  tref = setTimeout(function() {\n    debug('timeout');\n    self.sendStop = null;\n    self.sendSchedule();\n  }, 25);\n};\n\nBufferedSender.prototype.sendSchedule = function() {\n  debug('sendSchedule', this.sendBuffer.length);\n  var self = this;\n  if (this.sendBuffer.length > 0) {\n    var payload = '[' + this.sendBuffer.join(',') + ']';\n    this.sendStop = this.sender(this.url, payload, function(err) {\n      self.sendStop = null;\n      if (err) {\n        debug('error', err);\n        self.emit('close', err.code || 1006, 'Sending error: ' + err);\n        self.close();\n      } else {\n        self.sendScheduleWait();\n      }\n    });\n    this.sendBuffer = [];\n  }\n};\n\nBufferedSender.prototype._cleanup = function() {\n  debug('_cleanup');\n  this.removeAllListeners();\n};\n\nBufferedSender.prototype.close = function() {\n  debug('close');\n  this._cleanup();\n  if (this.sendStop) {\n    this.sendStop();\n    this.sendStop = null;\n  }\n};\n\nmodule.exports = BufferedSender;\n","'use strict';\n\nvar inherits = require('inherits')\n  , IframeTransport = require('../iframe')\n  , objectUtils = require('../../utils/object')\n  ;\n\nmodule.exports = function(transport) {\n\n  function IframeWrapTransport(transUrl, baseUrl) {\n    IframeTransport.call(this, transport.transportName, transUrl, baseUrl);\n  }\n\n  inherits(IframeWrapTransport, IframeTransport);\n\n  IframeWrapTransport.enabled = function(url, info) {\n    if (!global.document) {\n      return false;\n    }\n\n    var iframeInfo = objectUtils.extend({}, info);\n    iframeInfo.sameOrigin = true;\n    return transport.enabled(iframeInfo) && IframeTransport.enabled();\n  };\n\n  IframeWrapTransport.transportName = 'iframe-' + transport.transportName;\n  IframeWrapTransport.needBody = true;\n  IframeWrapTransport.roundTrips = IframeTransport.roundTrips + transport.roundTrips - 1; // html, javascript (2) + transport - no CORS (1)\n\n  IframeWrapTransport.facadeTransport = transport;\n\n  return IframeWrapTransport;\n};\n","'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:polling');\n}\n\nfunction Polling(Receiver, receiveUrl, AjaxObject) {\n  debug(receiveUrl);\n  EventEmitter.call(this);\n  this.Receiver = Receiver;\n  this.receiveUrl = receiveUrl;\n  this.AjaxObject = AjaxObject;\n  this._scheduleReceiver();\n}\n\ninherits(Polling, EventEmitter);\n\nPolling.prototype._scheduleReceiver = function() {\n  debug('_scheduleReceiver');\n  var self = this;\n  var poll = this.poll = new this.Receiver(this.receiveUrl, this.AjaxObject);\n\n  poll.on('message', function(msg) {\n    debug('message', msg);\n    self.emit('message', msg);\n  });\n\n  poll.once('close', function(code, reason) {\n    debug('close', code, reason, self.pollIsClosing);\n    self.poll = poll = null;\n\n    if (!self.pollIsClosing) {\n      if (reason === 'network') {\n        self._scheduleReceiver();\n      } else {\n        self.emit('close', code || 1006, reason);\n        self.removeAllListeners();\n      }\n    }\n  });\n};\n\nPolling.prototype.abort = function() {\n  debug('abort');\n  this.removeAllListeners();\n  this.pollIsClosing = true;\n  if (this.poll) {\n    this.poll.abort();\n  }\n};\n\nmodule.exports = Polling;\n","'use strict';\n\nvar inherits = require('inherits')\n  , urlUtils = require('../../utils/url')\n  , BufferedSender = require('./buffered-sender')\n  , Polling = require('./polling')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:sender-receiver');\n}\n\nfunction SenderReceiver(transUrl, urlSuffix, senderFunc, Receiver, AjaxObject) {\n  var pollUrl = urlUtils.addPath(transUrl, urlSuffix);\n  debug(pollUrl);\n  var self = this;\n  BufferedSender.call(this, transUrl, senderFunc);\n\n  this.poll = new Polling(Receiver, pollUrl, AjaxObject);\n  this.poll.on('message', function(msg) {\n    debug('poll message', msg);\n    self.emit('message', msg);\n  });\n  this.poll.once('close', function(code, reason) {\n    debug('poll close', code, reason);\n    self.poll = null;\n    self.emit('close', code, reason);\n    self.close();\n  });\n}\n\ninherits(SenderReceiver, BufferedSender);\n\nSenderReceiver.prototype.close = function() {\n  BufferedSender.prototype.close.call(this);\n  debug('close');\n  this.removeAllListeners();\n  if (this.poll) {\n    this.poll.abort();\n    this.poll = null;\n  }\n};\n\nmodule.exports = SenderReceiver;\n","'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  , EventSourceDriver = require('eventsource')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:receiver:eventsource');\n}\n\nfunction EventSourceReceiver(url) {\n  debug(url);\n  EventEmitter.call(this);\n\n  var self = this;\n  var es = this.es = new EventSourceDriver(url);\n  es.onmessage = function(e) {\n    debug('message', e.data);\n    self.emit('message', decodeURI(e.data));\n  };\n  es.onerror = function(e) {\n    debug('error', es.readyState, e);\n    // ES on reconnection has readyState = 0 or 1.\n    // on network error it's CLOSED = 2\n    var reason = (es.readyState !== 2 ? 'network' : 'permanent');\n    self._cleanup();\n    self._close(reason);\n  };\n}\n\ninherits(EventSourceReceiver, EventEmitter);\n\nEventSourceReceiver.prototype.abort = function() {\n  debug('abort');\n  this._cleanup();\n  this._close('user');\n};\n\nEventSourceReceiver.prototype._cleanup = function() {\n  debug('cleanup');\n  var es = this.es;\n  if (es) {\n    es.onmessage = es.onerror = null;\n    es.close();\n    this.es = null;\n  }\n};\n\nEventSourceReceiver.prototype._close = function(reason) {\n  debug('close', reason);\n  var self = this;\n  // Safari and chrome < 15 crash if we close window before\n  // waiting for ES cleanup. See:\n  // https://code.google.com/p/chromium/issues/detail?id=89155\n  setTimeout(function() {\n    self.emit('close', null, reason);\n    self.removeAllListeners();\n  }, 200);\n};\n\nmodule.exports = EventSourceReceiver;\n","'use strict';\n\nvar inherits = require('inherits')\n  , iframeUtils = require('../../utils/iframe')\n  , urlUtils = require('../../utils/url')\n  , EventEmitter = require('events').EventEmitter\n  , random = require('../../utils/random')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:receiver:htmlfile');\n}\n\nfunction HtmlfileReceiver(url) {\n  debug(url);\n  EventEmitter.call(this);\n  var self = this;\n  iframeUtils.polluteGlobalNamespace();\n\n  this.id = 'a' + random.string(6);\n  url = urlUtils.addQuery(url, 'c=' + decodeURIComponent(iframeUtils.WPrefix + '.' + this.id));\n\n  debug('using htmlfile', HtmlfileReceiver.htmlfileEnabled);\n  var constructFunc = HtmlfileReceiver.htmlfileEnabled ?\n      iframeUtils.createHtmlfile : iframeUtils.createIframe;\n\n  global[iframeUtils.WPrefix][this.id] = {\n    start: function() {\n      debug('start');\n      self.iframeObj.loaded();\n    }\n  , message: function(data) {\n      debug('message', data);\n      self.emit('message', data);\n    }\n  , stop: function() {\n      debug('stop');\n      self._cleanup();\n      self._close('network');\n    }\n  };\n  this.iframeObj = constructFunc(url, function() {\n    debug('callback');\n    self._cleanup();\n    self._close('permanent');\n  });\n}\n\ninherits(HtmlfileReceiver, EventEmitter);\n\nHtmlfileReceiver.prototype.abort = function() {\n  debug('abort');\n  this._cleanup();\n  this._close('user');\n};\n\nHtmlfileReceiver.prototype._cleanup = function() {\n  debug('_cleanup');\n  if (this.iframeObj) {\n    this.iframeObj.cleanup();\n    this.iframeObj = null;\n  }\n  delete global[iframeUtils.WPrefix][this.id];\n};\n\nHtmlfileReceiver.prototype._close = function(reason) {\n  debug('_close', reason);\n  this.emit('close', null, reason);\n  this.removeAllListeners();\n};\n\nHtmlfileReceiver.htmlfileEnabled = false;\n\n// obfuscate to avoid firewalls\nvar axo = ['Active'].concat('Object').join('X');\nif (axo in global) {\n  try {\n    HtmlfileReceiver.htmlfileEnabled = !!new global[axo]('htmlfile');\n  } catch (x) {\n    // intentionally empty\n  }\n}\n\nHtmlfileReceiver.enabled = HtmlfileReceiver.htmlfileEnabled || iframeUtils.iframeEnabled;\n\nmodule.exports = HtmlfileReceiver;\n","'use strict';\n\nvar utils = require('../../utils/iframe')\n  , random = require('../../utils/random')\n  , browser = require('../../utils/browser')\n  , urlUtils = require('../../utils/url')\n  , inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:receiver:jsonp');\n}\n\nfunction JsonpReceiver(url) {\n  debug(url);\n  var self = this;\n  EventEmitter.call(this);\n\n  utils.polluteGlobalNamespace();\n\n  this.id = 'a' + random.string(6);\n  var urlWithId = urlUtils.addQuery(url, 'c=' + encodeURIComponent(utils.WPrefix + '.' + this.id));\n\n  global[utils.WPrefix][this.id] = this._callback.bind(this);\n  this._createScript(urlWithId);\n\n  // Fallback mostly for Konqueror - stupid timer, 35 seconds shall be plenty.\n  this.timeoutId = setTimeout(function() {\n    debug('timeout');\n    self._abort(new Error('JSONP script loaded abnormally (timeout)'));\n  }, JsonpReceiver.timeout);\n}\n\ninherits(JsonpReceiver, EventEmitter);\n\nJsonpReceiver.prototype.abort = function() {\n  debug('abort');\n  if (global[utils.WPrefix][this.id]) {\n    var err = new Error('JSONP user aborted read');\n    err.code = 1000;\n    this._abort(err);\n  }\n};\n\nJsonpReceiver.timeout = 35000;\nJsonpReceiver.scriptErrorTimeout = 1000;\n\nJsonpReceiver.prototype._callback = function(data) {\n  debug('_callback', data);\n  this._cleanup();\n\n  if (this.aborting) {\n    return;\n  }\n\n  if (data) {\n    debug('message', data);\n    this.emit('message', data);\n  }\n  this.emit('close', null, 'network');\n  this.removeAllListeners();\n};\n\nJsonpReceiver.prototype._abort = function(err) {\n  debug('_abort', err);\n  this._cleanup();\n  this.aborting = true;\n  this.emit('close', err.code, err.message);\n  this.removeAllListeners();\n};\n\nJsonpReceiver.prototype._cleanup = function() {\n  debug('_cleanup');\n  clearTimeout(this.timeoutId);\n  if (this.script2) {\n    this.script2.parentNode.removeChild(this.script2);\n    this.script2 = null;\n  }\n  if (this.script) {\n    var script = this.script;\n    // Unfortunately, you can't really abort script loading of\n    // the script.\n    script.parentNode.removeChild(script);\n    script.onreadystatechange = script.onerror =\n        script.onload = script.onclick = null;\n    this.script = null;\n  }\n  delete global[utils.WPrefix][this.id];\n};\n\nJsonpReceiver.prototype._scriptError = function() {\n  debug('_scriptError');\n  var self = this;\n  if (this.errorTimer) {\n    return;\n  }\n\n  this.errorTimer = setTimeout(function() {\n    if (!self.loadedOkay) {\n      self._abort(new Error('JSONP script loaded abnormally (onerror)'));\n    }\n  }, JsonpReceiver.scriptErrorTimeout);\n};\n\nJsonpReceiver.prototype._createScript = function(url) {\n  debug('_createScript', url);\n  var self = this;\n  var script = this.script = global.document.createElement('script');\n  var script2;  // Opera synchronous load trick.\n\n  script.id = 'a' + random.string(8);\n  script.src = url;\n  script.type = 'text/javascript';\n  script.charset = 'UTF-8';\n  script.onerror = this._scriptError.bind(this);\n  script.onload = function() {\n    debug('onload');\n    self._abort(new Error('JSONP script loaded abnormally (onload)'));\n  };\n\n  // IE9 fires 'error' event after onreadystatechange or before, in random order.\n  // Use loadedOkay to determine if actually errored\n  script.onreadystatechange = function() {\n    debug('onreadystatechange', script.readyState);\n    if (/loaded|closed/.test(script.readyState)) {\n      if (script && script.htmlFor && script.onclick) {\n        self.loadedOkay = true;\n        try {\n          // In IE, actually execute the script.\n          script.onclick();\n        } catch (x) {\n          // intentionally empty\n        }\n      }\n      if (script) {\n        self._abort(new Error('JSONP script loaded abnormally (onreadystatechange)'));\n      }\n    }\n  };\n  // IE: event/htmlFor/onclick trick.\n  // One can't rely on proper order for onreadystatechange. In order to\n  // make sure, set a 'htmlFor' and 'event' properties, so that\n  // script code will be installed as 'onclick' handler for the\n  // script object. Later, onreadystatechange, manually execute this\n  // code. FF and Chrome doesn't work with 'event' and 'htmlFor'\n  // set. For reference see:\n  //   http://jaubourg.net/2010/07/loading-script-as-onclick-handler-of.html\n  // Also, read on that about script ordering:\n  //   http://wiki.whatwg.org/wiki/Dynamic_Script_Execution_Order\n  if (typeof script.async === 'undefined' && global.document.attachEvent) {\n    // According to mozilla docs, in recent browsers script.async defaults\n    // to 'true', so we may use it to detect a good browser:\n    // https://developer.mozilla.org/en/HTML/Element/script\n    if (!browser.isOpera()) {\n      // Naively assume we're in IE\n      try {\n        script.htmlFor = script.id;\n        script.event = 'onclick';\n      } catch (x) {\n        // intentionally empty\n      }\n      script.async = true;\n    } else {\n      // Opera, second sync script hack\n      script2 = this.script2 = global.document.createElement('script');\n      script2.text = \"try{var a = document.getElementById('\" + script.id + \"'); if(a)a.onerror();}catch(x){};\";\n      script.async = script2.async = false;\n    }\n  }\n  if (typeof script.async !== 'undefined') {\n    script.async = true;\n  }\n\n  var head = global.document.getElementsByTagName('head')[0];\n  head.insertBefore(script, head.firstChild);\n  if (script2) {\n    head.insertBefore(script2, head.firstChild);\n  }\n};\n\nmodule.exports = JsonpReceiver;\n","'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:receiver:xhr');\n}\n\nfunction XhrReceiver(url, AjaxObject) {\n  debug(url);\n  EventEmitter.call(this);\n  var self = this;\n\n  this.bufferPosition = 0;\n\n  this.xo = new AjaxObject('POST', url, null);\n  this.xo.on('chunk', this._chunkHandler.bind(this));\n  this.xo.once('finish', function(status, text) {\n    debug('finish', status, text);\n    self._chunkHandler(status, text);\n    self.xo = null;\n    var reason = status === 200 ? 'network' : 'permanent';\n    debug('close', reason);\n    self.emit('close', null, reason);\n    self._cleanup();\n  });\n}\n\ninherits(XhrReceiver, EventEmitter);\n\nXhrReceiver.prototype._chunkHandler = function(status, text) {\n  debug('_chunkHandler', status);\n  if (status !== 200 || !text) {\n    return;\n  }\n\n  for (var idx = -1; ; this.bufferPosition += idx + 1) {\n    var buf = text.slice(this.bufferPosition);\n    idx = buf.indexOf('\\n');\n    if (idx === -1) {\n      break;\n    }\n    var msg = buf.slice(0, idx);\n    if (msg) {\n      debug('message', msg);\n      this.emit('message', msg);\n    }\n  }\n};\n\nXhrReceiver.prototype._cleanup = function() {\n  debug('_cleanup');\n  this.removeAllListeners();\n};\n\nXhrReceiver.prototype.abort = function() {\n  debug('abort');\n  if (this.xo) {\n    this.xo.close();\n    debug('close');\n    this.emit('close', null, 'user');\n    this.xo = null;\n  }\n  this._cleanup();\n};\n\nmodule.exports = XhrReceiver;\n","'use strict';\n\nvar random = require('../../utils/random')\n  , urlUtils = require('../../utils/url')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:sender:jsonp');\n}\n\nvar form, area;\n\nfunction createIframe(id) {\n  debug('createIframe', id);\n  try {\n    // ie6 dynamic iframes with target=\"\" support (thanks Chris Lambacher)\n    return global.document.createElement('<iframe name=\"' + id + '\">');\n  } catch (x) {\n    var iframe = global.document.createElement('iframe');\n    iframe.name = id;\n    return iframe;\n  }\n}\n\nfunction createForm() {\n  debug('createForm');\n  form = global.document.createElement('form');\n  form.style.display = 'none';\n  form.style.position = 'absolute';\n  form.method = 'POST';\n  form.enctype = 'application/x-www-form-urlencoded';\n  form.acceptCharset = 'UTF-8';\n\n  area = global.document.createElement('textarea');\n  area.name = 'd';\n  form.appendChild(area);\n\n  global.document.body.appendChild(form);\n}\n\nmodule.exports = function(url, payload, callback) {\n  debug(url, payload);\n  if (!form) {\n    createForm();\n  }\n  var id = 'a' + random.string(8);\n  form.target = id;\n  form.action = urlUtils.addQuery(urlUtils.addPath(url, '/jsonp_send'), 'i=' + id);\n\n  var iframe = createIframe(id);\n  iframe.id = id;\n  iframe.style.display = 'none';\n  form.appendChild(iframe);\n\n  try {\n    area.value = payload;\n  } catch (e) {\n    // seriously broken browsers get here\n  }\n  form.submit();\n\n  var completed = function(err) {\n    debug('completed', id, err);\n    if (!iframe.onerror) {\n      return;\n    }\n    iframe.onreadystatechange = iframe.onerror = iframe.onload = null;\n    // Opera mini doesn't like if we GC iframe\n    // immediately, thus this timeout.\n    setTimeout(function() {\n      debug('cleaning up', id);\n      iframe.parentNode.removeChild(iframe);\n      iframe = null;\n    }, 500);\n    area.value = '';\n    // It is not possible to detect if the iframe succeeded or\n    // failed to submit our form.\n    callback(err);\n  };\n  iframe.onerror = function() {\n    debug('onerror', id);\n    completed();\n  };\n  iframe.onload = function() {\n    debug('onload', id);\n    completed();\n  };\n  iframe.onreadystatechange = function(e) {\n    debug('onreadystatechange', id, iframe.readyState, e);\n    if (iframe.readyState === 'complete') {\n      completed();\n    }\n  };\n  return function() {\n    debug('aborted', id);\n    completed(new Error('Aborted'));\n  };\n};\n","'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , eventUtils = require('../../utils/event')\n  , browser = require('../../utils/browser')\n  , urlUtils = require('../../utils/url')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:sender:xdr');\n}\n\n// References:\n//   http://ajaxian.com/archives/100-line-ajax-wrapper\n//   http://msdn.microsoft.com/en-us/library/cc288060(v=VS.85).aspx\n\nfunction XDRObject(method, url, payload) {\n  debug(method, url);\n  var self = this;\n  EventEmitter.call(this);\n\n  setTimeout(function() {\n    self._start(method, url, payload);\n  }, 0);\n}\n\ninherits(XDRObject, EventEmitter);\n\nXDRObject.prototype._start = function(method, url, payload) {\n  debug('_start');\n  var self = this;\n  var xdr = new global.XDomainRequest();\n  // IE caches even POSTs\n  url = urlUtils.addQuery(url, 't=' + (+new Date()));\n\n  xdr.onerror = function() {\n    debug('onerror');\n    self._error();\n  };\n  xdr.ontimeout = function() {\n    debug('ontimeout');\n    self._error();\n  };\n  xdr.onprogress = function() {\n    debug('progress', xdr.responseText);\n    self.emit('chunk', 200, xdr.responseText);\n  };\n  xdr.onload = function() {\n    debug('load');\n    self.emit('finish', 200, xdr.responseText);\n    self._cleanup(false);\n  };\n  this.xdr = xdr;\n  this.unloadRef = eventUtils.unloadAdd(function() {\n    self._cleanup(true);\n  });\n  try {\n    // Fails with AccessDenied if port number is bogus\n    this.xdr.open(method, url);\n    if (this.timeout) {\n      this.xdr.timeout = this.timeout;\n    }\n    this.xdr.send(payload);\n  } catch (x) {\n    this._error();\n  }\n};\n\nXDRObject.prototype._error = function() {\n  this.emit('finish', 0, '');\n  this._cleanup(false);\n};\n\nXDRObject.prototype._cleanup = function(abort) {\n  debug('cleanup', abort);\n  if (!this.xdr) {\n    return;\n  }\n  this.removeAllListeners();\n  eventUtils.unloadDel(this.unloadRef);\n\n  this.xdr.ontimeout = this.xdr.onerror = this.xdr.onprogress = this.xdr.onload = null;\n  if (abort) {\n    try {\n      this.xdr.abort();\n    } catch (x) {\n      // intentionally empty\n    }\n  }\n  this.unloadRef = this.xdr = null;\n};\n\nXDRObject.prototype.close = function() {\n  debug('close');\n  this._cleanup(true);\n};\n\n// IE 8/9 if the request target uses the same scheme - #79\nXDRObject.enabled = !!(global.XDomainRequest && browser.hasDomain());\n\nmodule.exports = XDRObject;\n","'use strict';\n\nvar inherits = require('inherits')\n  , XhrDriver = require('../driver/xhr')\n  ;\n\nfunction XHRCorsObject(method, url, payload, opts) {\n  XhrDriver.call(this, method, url, payload, opts);\n}\n\ninherits(XHRCorsObject, XhrDriver);\n\nXHRCorsObject.enabled = XhrDriver.enabled && XhrDriver.supportsCORS;\n\nmodule.exports = XHRCorsObject;\n","'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  ;\n\nfunction XHRFake(/* method, url, payload, opts */) {\n  var self = this;\n  EventEmitter.call(this);\n\n  this.to = setTimeout(function() {\n    self.emit('finish', 200, '{}');\n  }, XHRFake.timeout);\n}\n\ninherits(XHRFake, EventEmitter);\n\nXHRFake.prototype.close = function() {\n  clearTimeout(this.to);\n};\n\nXHRFake.timeout = 2000;\n\nmodule.exports = XHRFake;\n","'use strict';\n\nvar inherits = require('inherits')\n  , XhrDriver = require('../driver/xhr')\n  ;\n\nfunction XHRLocalObject(method, url, payload /*, opts */) {\n  XhrDriver.call(this, method, url, payload, {\n    noCredentials: true\n  });\n}\n\ninherits(XHRLocalObject, XhrDriver);\n\nXHRLocalObject.enabled = XhrDriver.enabled;\n\nmodule.exports = XHRLocalObject;\n","'use strict';\n\nvar utils = require('../utils/event')\n  , urlUtils = require('../utils/url')\n  , inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  , WebsocketDriver = require('./driver/websocket')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:websocket');\n}\n\nfunction WebSocketTransport(transUrl, ignore, options) {\n  if (!WebSocketTransport.enabled()) {\n    throw new Error('Transport created when disabled');\n  }\n\n  EventEmitter.call(this);\n  debug('constructor', transUrl);\n\n  var self = this;\n  var url = urlUtils.addPath(transUrl, '/websocket');\n  if (url.slice(0, 5) === 'https') {\n    url = 'wss' + url.slice(5);\n  } else {\n    url = 'ws' + url.slice(4);\n  }\n  this.url = url;\n\n  this.ws = new WebsocketDriver(this.url, [], options);\n  this.ws.onmessage = function(e) {\n    debug('message event', e.data);\n    self.emit('message', e.data);\n  };\n  // Firefox has an interesting bug. If a websocket connection is\n  // created after onunload, it stays alive even when user\n  // navigates away from the page. In such situation let's lie -\n  // let's not open the ws connection at all. See:\n  // https://github.com/sockjs/sockjs-client/issues/28\n  // https://bugzilla.mozilla.org/show_bug.cgi?id=696085\n  this.unloadRef = utils.unloadAdd(function() {\n    debug('unload');\n    self.ws.close();\n  });\n  this.ws.onclose = function(e) {\n    debug('close event', e.code, e.reason);\n    self.emit('close', e.code, e.reason);\n    self._cleanup();\n  };\n  this.ws.onerror = function(e) {\n    debug('error event', e);\n    self.emit('close', 1006, 'WebSocket connection broken');\n    self._cleanup();\n  };\n}\n\ninherits(WebSocketTransport, EventEmitter);\n\nWebSocketTransport.prototype.send = function(data) {\n  var msg = '[' + data + ']';\n  debug('send', msg);\n  this.ws.send(msg);\n};\n\nWebSocketTransport.prototype.close = function() {\n  debug('close');\n  var ws = this.ws;\n  this._cleanup();\n  if (ws) {\n    ws.close();\n  }\n};\n\nWebSocketTransport.prototype._cleanup = function() {\n  debug('_cleanup');\n  var ws = this.ws;\n  if (ws) {\n    ws.onmessage = ws.onclose = ws.onerror = null;\n  }\n  utils.unloadDel(this.unloadRef);\n  this.unloadRef = this.ws = null;\n  this.removeAllListeners();\n};\n\nWebSocketTransport.enabled = function() {\n  debug('enabled');\n  return !!WebsocketDriver;\n};\nWebSocketTransport.transportName = 'websocket';\n\n// In theory, ws should require 1 round trip. But in chrome, this is\n// not very stable over SSL. Most likely a ws connection requires a\n// separate SSL connection, in which case 2 round trips are an\n// absolute minumum.\nWebSocketTransport.roundTrips = 2;\n\nmodule.exports = WebSocketTransport;\n","'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , XdrStreamingTransport = require('./xdr-streaming')\n  , XhrReceiver = require('./receiver/xhr')\n  , XDRObject = require('./sender/xdr')\n  ;\n\nfunction XdrPollingTransport(transUrl) {\n  if (!XDRObject.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XDRObject);\n}\n\ninherits(XdrPollingTransport, AjaxBasedTransport);\n\nXdrPollingTransport.enabled = XdrStreamingTransport.enabled;\nXdrPollingTransport.transportName = 'xdr-polling';\nXdrPollingTransport.roundTrips = 2; // preflight, ajax\n\nmodule.exports = XdrPollingTransport;\n","'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , XhrReceiver = require('./receiver/xhr')\n  , XDRObject = require('./sender/xdr')\n  ;\n\n// According to:\n//   http://stackoverflow.com/questions/1641507/detect-browser-support-for-cross-domain-xmlhttprequests\n//   http://hacks.mozilla.org/2009/07/cross-site-xmlhttprequest-with-cors/\n\nfunction XdrStreamingTransport(transUrl) {\n  if (!XDRObject.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XDRObject);\n}\n\ninherits(XdrStreamingTransport, AjaxBasedTransport);\n\nXdrStreamingTransport.enabled = function(info) {\n  if (info.cookie_needed || info.nullOrigin) {\n    return false;\n  }\n  return XDRObject.enabled && info.sameScheme;\n};\n\nXdrStreamingTransport.transportName = 'xdr-streaming';\nXdrStreamingTransport.roundTrips = 2; // preflight, ajax\n\nmodule.exports = XdrStreamingTransport;\n","'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , XhrReceiver = require('./receiver/xhr')\n  , XHRCorsObject = require('./sender/xhr-cors')\n  , XHRLocalObject = require('./sender/xhr-local')\n  ;\n\nfunction XhrPollingTransport(transUrl) {\n  if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XHRCorsObject);\n}\n\ninherits(XhrPollingTransport, AjaxBasedTransport);\n\nXhrPollingTransport.enabled = function(info) {\n  if (info.nullOrigin) {\n    return false;\n  }\n\n  if (XHRLocalObject.enabled && info.sameOrigin) {\n    return true;\n  }\n  return XHRCorsObject.enabled;\n};\n\nXhrPollingTransport.transportName = 'xhr-polling';\nXhrPollingTransport.roundTrips = 2; // preflight, ajax\n\nmodule.exports = XhrPollingTransport;\n","'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , XhrReceiver = require('./receiver/xhr')\n  , XHRCorsObject = require('./sender/xhr-cors')\n  , XHRLocalObject = require('./sender/xhr-local')\n  , browser = require('../utils/browser')\n  ;\n\nfunction XhrStreamingTransport(transUrl) {\n  if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XHRCorsObject);\n}\n\ninherits(XhrStreamingTransport, AjaxBasedTransport);\n\nXhrStreamingTransport.enabled = function(info) {\n  if (info.nullOrigin) {\n    return false;\n  }\n  // Opera doesn't support xhr-streaming #60\n  // But it might be able to #92\n  if (browser.isOpera()) {\n    return false;\n  }\n\n  return XHRCorsObject.enabled;\n};\n\nXhrStreamingTransport.transportName = 'xhr-streaming';\nXhrStreamingTransport.roundTrips = 2; // preflight, ajax\n\n// Safari gets confused when a streaming ajax request is started\n// before onload. This causes the load indicator to spin indefinetely.\n// Only require body when used in a browser\nXhrStreamingTransport.needBody = !!global.document;\n\nmodule.exports = XhrStreamingTransport;\n","'use strict';\n\nif (global.crypto && global.crypto.getRandomValues) {\n  module.exports.randomBytes = function(length) {\n    var bytes = new Uint8Array(length);\n    global.crypto.getRandomValues(bytes);\n    return bytes;\n  };\n} else {\n  module.exports.randomBytes = function(length) {\n    var bytes = new Array(length);\n    for (var i = 0; i < length; i++) {\n      bytes[i] = Math.floor(Math.random() * 256);\n    }\n    return bytes;\n  };\n}\n","'use strict';\n\nmodule.exports = {\n  isOpera: function() {\n    return global.navigator &&\n      /opera/i.test(global.navigator.userAgent);\n  }\n\n, isKonqueror: function() {\n    return global.navigator &&\n      /konqueror/i.test(global.navigator.userAgent);\n  }\n\n  // #187 wrap document.domain in try/catch because of WP8 from file:///\n, hasDomain: function () {\n    // non-browser client always has a domain\n    if (!global.document) {\n      return true;\n    }\n\n    try {\n      return !!global.document.domain;\n    } catch (e) {\n      return false;\n    }\n  }\n};\n","'use strict';\n\nvar JSON3 = require('json3');\n\n// Some extra characters that Chrome gets wrong, and substitutes with\n// something else on the wire.\n// eslint-disable-next-line no-control-regex\nvar extraEscapable = /[\\x00-\\x1f\\ud800-\\udfff\\ufffe\\uffff\\u0300-\\u0333\\u033d-\\u0346\\u034a-\\u034c\\u0350-\\u0352\\u0357-\\u0358\\u035c-\\u0362\\u0374\\u037e\\u0387\\u0591-\\u05af\\u05c4\\u0610-\\u0617\\u0653-\\u0654\\u0657-\\u065b\\u065d-\\u065e\\u06df-\\u06e2\\u06eb-\\u06ec\\u0730\\u0732-\\u0733\\u0735-\\u0736\\u073a\\u073d\\u073f-\\u0741\\u0743\\u0745\\u0747\\u07eb-\\u07f1\\u0951\\u0958-\\u095f\\u09dc-\\u09dd\\u09df\\u0a33\\u0a36\\u0a59-\\u0a5b\\u0a5e\\u0b5c-\\u0b5d\\u0e38-\\u0e39\\u0f43\\u0f4d\\u0f52\\u0f57\\u0f5c\\u0f69\\u0f72-\\u0f76\\u0f78\\u0f80-\\u0f83\\u0f93\\u0f9d\\u0fa2\\u0fa7\\u0fac\\u0fb9\\u1939-\\u193a\\u1a17\\u1b6b\\u1cda-\\u1cdb\\u1dc0-\\u1dcf\\u1dfc\\u1dfe\\u1f71\\u1f73\\u1f75\\u1f77\\u1f79\\u1f7b\\u1f7d\\u1fbb\\u1fbe\\u1fc9\\u1fcb\\u1fd3\\u1fdb\\u1fe3\\u1feb\\u1fee-\\u1fef\\u1ff9\\u1ffb\\u1ffd\\u2000-\\u2001\\u20d0-\\u20d1\\u20d4-\\u20d7\\u20e7-\\u20e9\\u2126\\u212a-\\u212b\\u2329-\\u232a\\u2adc\\u302b-\\u302c\\uaab2-\\uaab3\\uf900-\\ufa0d\\ufa10\\ufa12\\ufa15-\\ufa1e\\ufa20\\ufa22\\ufa25-\\ufa26\\ufa2a-\\ufa2d\\ufa30-\\ufa6d\\ufa70-\\ufad9\\ufb1d\\ufb1f\\ufb2a-\\ufb36\\ufb38-\\ufb3c\\ufb3e\\ufb40-\\ufb41\\ufb43-\\ufb44\\ufb46-\\ufb4e\\ufff0-\\uffff]/g\n  , extraLookup;\n\n// This may be quite slow, so let's delay until user actually uses bad\n// characters.\nvar unrollLookup = function(escapable) {\n  var i;\n  var unrolled = {};\n  var c = [];\n  for (i = 0; i < 65536; i++) {\n    c.push( String.fromCharCode(i) );\n  }\n  escapable.lastIndex = 0;\n  c.join('').replace(escapable, function(a) {\n    unrolled[ a ] = '\\\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);\n    return '';\n  });\n  escapable.lastIndex = 0;\n  return unrolled;\n};\n\n// Quote string, also taking care of unicode characters that browsers\n// often break. Especially, take care of unicode surrogates:\n// http://en.wikipedia.org/wiki/Mapping_of_Unicode_characters#Surrogates\nmodule.exports = {\n  quote: function(string) {\n    var quoted = JSON3.stringify(string);\n\n    // In most cases this should be very fast and good enough.\n    extraEscapable.lastIndex = 0;\n    if (!extraEscapable.test(quoted)) {\n      return quoted;\n    }\n\n    if (!extraLookup) {\n      extraLookup = unrollLookup(extraEscapable);\n    }\n\n    return quoted.replace(extraEscapable, function(a) {\n      return extraLookup[a];\n    });\n  }\n};\n","'use strict';\n\nvar random = require('./random');\n\nvar onUnload = {}\n  , afterUnload = false\n    // detect google chrome packaged apps because they don't allow the 'unload' event\n  , isChromePackagedApp = global.chrome && global.chrome.app && global.chrome.app.runtime\n  ;\n\nmodule.exports = {\n  attachEvent: function(event, listener) {\n    if (typeof global.addEventListener !== 'undefined') {\n      global.addEventListener(event, listener, false);\n    } else if (global.document && global.attachEvent) {\n      // IE quirks.\n      // According to: http://stevesouders.com/misc/test-postmessage.php\n      // the message gets delivered only to 'document', not 'window'.\n      global.document.attachEvent('on' + event, listener);\n      // I get 'window' for ie8.\n      global.attachEvent('on' + event, listener);\n    }\n  }\n\n, detachEvent: function(event, listener) {\n    if (typeof global.addEventListener !== 'undefined') {\n      global.removeEventListener(event, listener, false);\n    } else if (global.document && global.detachEvent) {\n      global.document.detachEvent('on' + event, listener);\n      global.detachEvent('on' + event, listener);\n    }\n  }\n\n, unloadAdd: function(listener) {\n    if (isChromePackagedApp) {\n      return null;\n    }\n\n    var ref = random.string(8);\n    onUnload[ref] = listener;\n    if (afterUnload) {\n      setTimeout(this.triggerUnloadCallbacks, 0);\n    }\n    return ref;\n  }\n\n, unloadDel: function(ref) {\n    if (ref in onUnload) {\n      delete onUnload[ref];\n    }\n  }\n\n, triggerUnloadCallbacks: function() {\n    for (var ref in onUnload) {\n      onUnload[ref]();\n      delete onUnload[ref];\n    }\n  }\n};\n\nvar unloadTriggered = function() {\n  if (afterUnload) {\n    return;\n  }\n  afterUnload = true;\n  module.exports.triggerUnloadCallbacks();\n};\n\n// 'unload' alone is not reliable in opera within an iframe, but we\n// can't use `beforeunload` as IE fires it on javascript: links.\nif (!isChromePackagedApp) {\n  module.exports.attachEvent('unload', unloadTriggered);\n}\n","'use strict';\n\nvar eventUtils = require('./event')\n  , JSON3 = require('json3')\n  , browser = require('./browser')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:utils:iframe');\n}\n\nmodule.exports = {\n  WPrefix: '_jp'\n, currentWindowId: null\n\n, polluteGlobalNamespace: function() {\n    if (!(module.exports.WPrefix in global)) {\n      global[module.exports.WPrefix] = {};\n    }\n  }\n\n, postMessage: function(type, data) {\n    if (global.parent !== global) {\n      global.parent.postMessage(JSON3.stringify({\n        windowId: module.exports.currentWindowId\n      , type: type\n      , data: data || ''\n      }), '*');\n    } else {\n      debug('Cannot postMessage, no parent window.', type, data);\n    }\n  }\n\n, createIframe: function(iframeUrl, errorCallback) {\n    var iframe = global.document.createElement('iframe');\n    var tref, unloadRef;\n    var unattach = function() {\n      debug('unattach');\n      clearTimeout(tref);\n      // Explorer had problems with that.\n      try {\n        iframe.onload = null;\n      } catch (x) {\n        // intentionally empty\n      }\n      iframe.onerror = null;\n    };\n    var cleanup = function() {\n      debug('cleanup');\n      if (iframe) {\n        unattach();\n        // This timeout makes chrome fire onbeforeunload event\n        // within iframe. Without the timeout it goes straight to\n        // onunload.\n        setTimeout(function() {\n          if (iframe) {\n            iframe.parentNode.removeChild(iframe);\n          }\n          iframe = null;\n        }, 0);\n        eventUtils.unloadDel(unloadRef);\n      }\n    };\n    var onerror = function(err) {\n      debug('onerror', err);\n      if (iframe) {\n        cleanup();\n        errorCallback(err);\n      }\n    };\n    var post = function(msg, origin) {\n      debug('post', msg, origin);\n      setTimeout(function() {\n        try {\n          // When the iframe is not loaded, IE raises an exception\n          // on 'contentWindow'.\n          if (iframe && iframe.contentWindow) {\n            iframe.contentWindow.postMessage(msg, origin);\n          }\n        } catch (x) {\n          // intentionally empty\n        }\n      }, 0);\n    };\n\n    iframe.src = iframeUrl;\n    iframe.style.display = 'none';\n    iframe.style.position = 'absolute';\n    iframe.onerror = function() {\n      onerror('onerror');\n    };\n    iframe.onload = function() {\n      debug('onload');\n      // `onload` is triggered before scripts on the iframe are\n      // executed. Give it few seconds to actually load stuff.\n      clearTimeout(tref);\n      tref = setTimeout(function() {\n        onerror('onload timeout');\n      }, 2000);\n    };\n    global.document.body.appendChild(iframe);\n    tref = setTimeout(function() {\n      onerror('timeout');\n    }, 15000);\n    unloadRef = eventUtils.unloadAdd(cleanup);\n    return {\n      post: post\n    , cleanup: cleanup\n    , loaded: unattach\n    };\n  }\n\n/* eslint no-undef: \"off\", new-cap: \"off\" */\n, createHtmlfile: function(iframeUrl, errorCallback) {\n    var axo = ['Active'].concat('Object').join('X');\n    var doc = new global[axo]('htmlfile');\n    var tref, unloadRef;\n    var iframe;\n    var unattach = function() {\n      clearTimeout(tref);\n      iframe.onerror = null;\n    };\n    var cleanup = function() {\n      if (doc) {\n        unattach();\n        eventUtils.unloadDel(unloadRef);\n        iframe.parentNode.removeChild(iframe);\n        iframe = doc = null;\n        CollectGarbage();\n      }\n    };\n    var onerror = function(r) {\n      debug('onerror', r);\n      if (doc) {\n        cleanup();\n        errorCallback(r);\n      }\n    };\n    var post = function(msg, origin) {\n      try {\n        // When the iframe is not loaded, IE raises an exception\n        // on 'contentWindow'.\n        setTimeout(function() {\n          if (iframe && iframe.contentWindow) {\n              iframe.contentWindow.postMessage(msg, origin);\n          }\n        }, 0);\n      } catch (x) {\n        // intentionally empty\n      }\n    };\n\n    doc.open();\n    doc.write('<html><s' + 'cript>' +\n              'document.domain=\"' + global.document.domain + '\";' +\n              '</s' + 'cript></html>');\n    doc.close();\n    doc.parentWindow[module.exports.WPrefix] = global[module.exports.WPrefix];\n    var c = doc.createElement('div');\n    doc.body.appendChild(c);\n    iframe = doc.createElement('iframe');\n    c.appendChild(iframe);\n    iframe.src = iframeUrl;\n    iframe.onerror = function() {\n      onerror('onerror');\n    };\n    tref = setTimeout(function() {\n      onerror('timeout');\n    }, 15000);\n    unloadRef = eventUtils.unloadAdd(cleanup);\n    return {\n      post: post\n    , cleanup: cleanup\n    , loaded: unattach\n    };\n  }\n};\n\nmodule.exports.iframeEnabled = false;\nif (global.document) {\n  // postMessage misbehaves in konqueror 4.6.5 - the messages are delivered with\n  // huge delay, or not at all.\n  module.exports.iframeEnabled = (typeof global.postMessage === 'function' ||\n    typeof global.postMessage === 'object') && (!browser.isKonqueror());\n}\n","'use strict';\n\nvar logObject = {};\n['log', 'debug', 'warn'].forEach(function (level) {\n  var levelExists;\n\n  try {\n    levelExists = global.console && global.console[level] && global.console[level].apply;\n  } catch(e) {\n    // do nothing\n  }\n\n  logObject[level] = levelExists ? function () {\n    return global.console[level].apply(global.console, arguments);\n  } : (level === 'log' ? function () {} : logObject.log);\n});\n\nmodule.exports = logObject;\n","'use strict';\n\nmodule.exports = {\n  isObject: function(obj) {\n    var type = typeof obj;\n    return type === 'function' || type === 'object' && !!obj;\n  }\n\n, extend: function(obj) {\n    if (!this.isObject(obj)) {\n      return obj;\n    }\n    var source, prop;\n    for (var i = 1, length = arguments.length; i < length; i++) {\n      source = arguments[i];\n      for (prop in source) {\n        if (Object.prototype.hasOwnProperty.call(source, prop)) {\n          obj[prop] = source[prop];\n        }\n      }\n    }\n    return obj;\n  }\n};\n","'use strict';\n\n/* global crypto:true */\nvar crypto = require('crypto');\n\n// This string has length 32, a power of 2, so the modulus doesn't introduce a\n// bias.\nvar _randomStringChars = 'abcdefghijklmnopqrstuvwxyz012345';\nmodule.exports = {\n  string: function(length) {\n    var max = _randomStringChars.length;\n    var bytes = crypto.randomBytes(length);\n    var ret = [];\n    for (var i = 0; i < length; i++) {\n      ret.push(_randomStringChars.substr(bytes[i] % max, 1));\n    }\n    return ret.join('');\n  }\n\n, number: function(max) {\n    return Math.floor(Math.random() * max);\n  }\n\n, numberString: function(max) {\n    var t = ('' + (max - 1)).length;\n    var p = new Array(t + 1).join('0');\n    return (p + this.number(max)).slice(-t);\n  }\n};\n","'use strict';\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:utils:transport');\n}\n\nmodule.exports = function(availableTransports) {\n  return {\n    filterToEnabled: function(transportsWhitelist, info) {\n      var transports = {\n        main: []\n      , facade: []\n      };\n      if (!transportsWhitelist) {\n        transportsWhitelist = [];\n      } else if (typeof transportsWhitelist === 'string') {\n        transportsWhitelist = [transportsWhitelist];\n      }\n\n      availableTransports.forEach(function(trans) {\n        if (!trans) {\n          return;\n        }\n\n        if (trans.transportName === 'websocket' && info.websocket === false) {\n          debug('disabled from server', 'websocket');\n          return;\n        }\n\n        if (transportsWhitelist.length &&\n            transportsWhitelist.indexOf(trans.transportName) === -1) {\n          debug('not in whitelist', trans.transportName);\n          return;\n        }\n\n        if (trans.enabled(info)) {\n          debug('enabled', trans.transportName);\n          transports.main.push(trans);\n          if (trans.facadeTransport) {\n            transports.facade.push(trans.facadeTransport);\n          }\n        } else {\n          debug('disabled', trans.transportName);\n        }\n      });\n      return transports;\n    }\n  };\n};\n","'use strict';\n\nvar URL = require('url-parse');\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:utils:url');\n}\n\nmodule.exports = {\n  getOrigin: function(url) {\n    if (!url) {\n      return null;\n    }\n\n    var p = new URL(url);\n    if (p.protocol === 'file:') {\n      return null;\n    }\n\n    var port = p.port;\n    if (!port) {\n      port = (p.protocol === 'https:') ? '443' : '80';\n    }\n\n    return p.protocol + '//' + p.hostname + ':' + port;\n  }\n\n, isOriginEqual: function(a, b) {\n    var res = this.getOrigin(a) === this.getOrigin(b);\n    debug('same', a, b, res);\n    return res;\n  }\n\n, isSchemeEqual: function(a, b) {\n    return (a.split(':')[0] === b.split(':')[0]);\n  }\n\n, addPath: function (url, path) {\n    var qs = url.split('?');\n    return qs[0] + path + (qs[1] ? '?' + qs[1] : '');\n  }\n\n, addQuery: function (url, q) {\n    return url + (url.indexOf('?') === -1 ? ('?' + q) : ('&' + q));\n  }\n};\n","module.exports = '1.4.0';\n","/**\n * Helpers.\n */\n\nvar s = 1000;\nvar m = s * 60;\nvar h = m * 60;\nvar d = h * 24;\nvar w = d * 7;\nvar y = d * 365.25;\n\n/**\n * Parse or format the given `val`.\n *\n * Options:\n *\n *  - `long` verbose formatting [false]\n *\n * @param {String|Number} val\n * @param {Object} [options]\n * @throws {Error} throw an error if val is not a non-empty string or a number\n * @return {String|Number}\n * @api public\n */\n\nmodule.exports = function(val, options) {\n  options = options || {};\n  var type = typeof val;\n  if (type === 'string' && val.length > 0) {\n    return parse(val);\n  } else if (type === 'number' && isNaN(val) === false) {\n    return options.long ? fmtLong(val) : fmtShort(val);\n  }\n  throw new Error(\n    'val is not a non-empty string or a valid number. val=' +\n      JSON.stringify(val)\n  );\n};\n\n/**\n * Parse the given `str` and return milliseconds.\n *\n * @param {String} str\n * @return {Number}\n * @api private\n */\n\nfunction parse(str) {\n  str = String(str);\n  if (str.length > 100) {\n    return;\n  }\n  var match = /^((?:\\d+)?\\-?\\d?\\.?\\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(\n    str\n  );\n  if (!match) {\n    return;\n  }\n  var n = parseFloat(match[1]);\n  var type = (match[2] || 'ms').toLowerCase();\n  switch (type) {\n    case 'years':\n    case 'year':\n    case 'yrs':\n    case 'yr':\n    case 'y':\n      return n * y;\n    case 'weeks':\n    case 'week':\n    case 'w':\n      return n * w;\n    case 'days':\n    case 'day':\n    case 'd':\n      return n * d;\n    case 'hours':\n    case 'hour':\n    case 'hrs':\n    case 'hr':\n    case 'h':\n      return n * h;\n    case 'minutes':\n    case 'minute':\n    case 'mins':\n    case 'min':\n    case 'm':\n      return n * m;\n    case 'seconds':\n    case 'second':\n    case 'secs':\n    case 'sec':\n    case 's':\n      return n * s;\n    case 'milliseconds':\n    case 'millisecond':\n    case 'msecs':\n    case 'msec':\n    case 'ms':\n      return n;\n    default:\n      return undefined;\n  }\n}\n\n/**\n * Short format for `ms`.\n *\n * @param {Number} ms\n * @return {String}\n * @api private\n */\n\nfunction fmtShort(ms) {\n  var msAbs = Math.abs(ms);\n  if (msAbs >= d) {\n    return Math.round(ms / d) + 'd';\n  }\n  if (msAbs >= h) {\n    return Math.round(ms / h) + 'h';\n  }\n  if (msAbs >= m) {\n    return Math.round(ms / m) + 'm';\n  }\n  if (msAbs >= s) {\n    return Math.round(ms / s) + 's';\n  }\n  return ms + 'ms';\n}\n\n/**\n * Long format for `ms`.\n *\n * @param {Number} ms\n * @return {String}\n * @api private\n */\n\nfunction fmtLong(ms) {\n  var msAbs = Math.abs(ms);\n  if (msAbs >= d) {\n    return plural(ms, msAbs, d, 'day');\n  }\n  if (msAbs >= h) {\n    return plural(ms, msAbs, h, 'hour');\n  }\n  if (msAbs >= m) {\n    return plural(ms, msAbs, m, 'minute');\n  }\n  if (msAbs >= s) {\n    return plural(ms, msAbs, s, 'second');\n  }\n  return ms + ' ms';\n}\n\n/**\n * Pluralization helper.\n */\n\nfunction plural(ms, msAbs, n, name) {\n  var isPlural = msAbs >= n * 1.5;\n  return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');\n}\n","\"use strict\";\n\nfunction _typeof(obj) { if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj; }; } return _typeof(obj); }\n\n/* eslint-env browser */\n\n/**\n * This is the web browser implementation of `debug()`.\n */\nexports.log = log;\nexports.formatArgs = formatArgs;\nexports.save = save;\nexports.load = load;\nexports.useColors = useColors;\nexports.storage = localstorage();\n/**\n * Colors.\n */\n\nexports.colors = ['#0000CC', '#0000FF', '#0033CC', '#0033FF', '#0066CC', '#0066FF', '#0099CC', '#0099FF', '#00CC00', '#00CC33', '#00CC66', '#00CC99', '#00CCCC', '#00CCFF', '#3300CC', '#3300FF', '#3333CC', '#3333FF', '#3366CC', '#3366FF', '#3399CC', '#3399FF', '#33CC00', '#33CC33', '#33CC66', '#33CC99', '#33CCCC', '#33CCFF', '#6600CC', '#6600FF', '#6633CC', '#6633FF', '#66CC00', '#66CC33', '#9900CC', '#9900FF', '#9933CC', '#9933FF', '#99CC00', '#99CC33', '#CC0000', '#CC0033', '#CC0066', '#CC0099', '#CC00CC', '#CC00FF', '#CC3300', '#CC3333', '#CC3366', '#CC3399', '#CC33CC', '#CC33FF', '#CC6600', '#CC6633', '#CC9900', '#CC9933', '#CCCC00', '#CCCC33', '#FF0000', '#FF0033', '#FF0066', '#FF0099', '#FF00CC', '#FF00FF', '#FF3300', '#FF3333', '#FF3366', '#FF3399', '#FF33CC', '#FF33FF', '#FF6600', '#FF6633', '#FF9900', '#FF9933', '#FFCC00', '#FFCC33'];\n/**\n * Currently only WebKit-based Web Inspectors, Firefox >= v31,\n * and the Firebug extension (any Firefox version) are known\n * to support \"%c\" CSS customizations.\n *\n * TODO: add a `localStorage` variable to explicitly enable/disable colors\n */\n// eslint-disable-next-line complexity\n\nfunction useColors() {\n  // NB: In an Electron preload script, document will be defined but not fully\n  // initialized. Since we know we're in Chrome, we'll just detect this case\n  // explicitly\n  if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {\n    return true;\n  } // Internet Explorer and Edge do not support colors.\n\n\n  if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\\/(\\d+)/)) {\n    return false;\n  } // Is webkit? http://stackoverflow.com/a/16459606/376773\n  // document is undefined in react-native: https://github.com/facebook/react-native/pull/1632\n\n\n  return typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance || // Is firebug? http://stackoverflow.com/a/398120/376773\n  typeof window !== 'undefined' && window.console && (window.console.firebug || window.console.exception && window.console.table) || // Is firefox >= v31?\n  // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages\n  typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\\/(\\d+)/) && parseInt(RegExp.$1, 10) >= 31 || // Double check webkit in userAgent just in case we are in a worker\n  typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\\/(\\d+)/);\n}\n/**\n * Colorize log arguments if enabled.\n *\n * @api public\n */\n\n\nfunction formatArgs(args) {\n  args[0] = (this.useColors ? '%c' : '') + this.namespace + (this.useColors ? ' %c' : ' ') + args[0] + (this.useColors ? '%c ' : ' ') + '+' + module.exports.humanize(this.diff);\n\n  if (!this.useColors) {\n    return;\n  }\n\n  var c = 'color: ' + this.color;\n  args.splice(1, 0, c, 'color: inherit'); // The final \"%c\" is somewhat tricky, because there could be other\n  // arguments passed either before or after the %c, so we need to\n  // figure out the correct index to insert the CSS into\n\n  var index = 0;\n  var lastC = 0;\n  args[0].replace(/%[a-zA-Z%]/g, function (match) {\n    if (match === '%%') {\n      return;\n    }\n\n    index++;\n\n    if (match === '%c') {\n      // We only are interested in the *last* %c\n      // (the user may have provided their own)\n      lastC = index;\n    }\n  });\n  args.splice(lastC, 0, c);\n}\n/**\n * Invokes `console.log()` when available.\n * No-op when `console.log` is not a \"function\".\n *\n * @api public\n */\n\n\nfunction log() {\n  var _console;\n\n  // This hackery is required for IE8/9, where\n  // the `console.log` function doesn't have 'apply'\n  return (typeof console === \"undefined\" ? \"undefined\" : _typeof(console)) === 'object' && console.log && (_console = console).log.apply(_console, arguments);\n}\n/**\n * Save `namespaces`.\n *\n * @param {String} namespaces\n * @api private\n */\n\n\nfunction save(namespaces) {\n  try {\n    if (namespaces) {\n      exports.storage.setItem('debug', namespaces);\n    } else {\n      exports.storage.removeItem('debug');\n    }\n  } catch (error) {// Swallow\n    // XXX (@Qix-) should we be logging these?\n  }\n}\n/**\n * Load `namespaces`.\n *\n * @return {String} returns the previously persisted debug modes\n * @api private\n */\n\n\nfunction load() {\n  var r;\n\n  try {\n    r = exports.storage.getItem('debug');\n  } catch (error) {} // Swallow\n  // XXX (@Qix-) should we be logging these?\n  // If debug isn't set in LS, and we're in Electron, try to load $DEBUG\n\n\n  if (!r && typeof process !== 'undefined' && 'env' in process) {\n    r = process.env.DEBUG;\n  }\n\n  return r;\n}\n/**\n * Localstorage attempts to return the localstorage.\n *\n * This is necessary because safari throws\n * when a user disables cookies/localstorage\n * and you attempt to access it.\n *\n * @return {LocalStorage}\n * @api private\n */\n\n\nfunction localstorage() {\n  try {\n    // TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context\n    // The Browser also has localStorage in the global context.\n    return localStorage;\n  } catch (error) {// Swallow\n    // XXX (@Qix-) should we be logging these?\n  }\n}\n\nmodule.exports = require('./common')(exports);\nvar formatters = module.exports.formatters;\n/**\n * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.\n */\n\nformatters.j = function (v) {\n  try {\n    return JSON.stringify(v);\n  } catch (error) {\n    return '[UnexpectedJSONParseError]: ' + error.message;\n  }\n};\n\n","\"use strict\";\n\n/**\n * This is the common logic for both the Node.js and web browser\n * implementations of `debug()`.\n */\nfunction setup(env) {\n  createDebug.debug = createDebug;\n  createDebug.default = createDebug;\n  createDebug.coerce = coerce;\n  createDebug.disable = disable;\n  createDebug.enable = enable;\n  createDebug.enabled = enabled;\n  createDebug.humanize = require('ms');\n  Object.keys(env).forEach(function (key) {\n    createDebug[key] = env[key];\n  });\n  /**\n  * Active `debug` instances.\n  */\n\n  createDebug.instances = [];\n  /**\n  * The currently active debug mode names, and names to skip.\n  */\n\n  createDebug.names = [];\n  createDebug.skips = [];\n  /**\n  * Map of special \"%n\" handling functions, for the debug \"format\" argument.\n  *\n  * Valid key names are a single, lower or upper-case letter, i.e. \"n\" and \"N\".\n  */\n\n  createDebug.formatters = {};\n  /**\n  * Selects a color for a debug namespace\n  * @param {String} namespace The namespace string for the for the debug instance to be colored\n  * @return {Number|String} An ANSI color code for the given namespace\n  * @api private\n  */\n\n  function selectColor(namespace) {\n    var hash = 0;\n\n    for (var i = 0; i < namespace.length; i++) {\n      hash = (hash << 5) - hash + namespace.charCodeAt(i);\n      hash |= 0; // Convert to 32bit integer\n    }\n\n    return createDebug.colors[Math.abs(hash) % createDebug.colors.length];\n  }\n\n  createDebug.selectColor = selectColor;\n  /**\n  * Create a debugger with the given `namespace`.\n  *\n  * @param {String} namespace\n  * @return {Function}\n  * @api public\n  */\n\n  function createDebug(namespace) {\n    var prevTime;\n\n    function debug() {\n      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {\n        args[_key] = arguments[_key];\n      }\n\n      // Disabled?\n      if (!debug.enabled) {\n        return;\n      }\n\n      var self = debug; // Set `diff` timestamp\n\n      var curr = Number(new Date());\n      var ms = curr - (prevTime || curr);\n      self.diff = ms;\n      self.prev = prevTime;\n      self.curr = curr;\n      prevTime = curr;\n      args[0] = createDebug.coerce(args[0]);\n\n      if (typeof args[0] !== 'string') {\n        // Anything else let's inspect with %O\n        args.unshift('%O');\n      } // Apply any `formatters` transformations\n\n\n      var index = 0;\n      args[0] = args[0].replace(/%([a-zA-Z%])/g, function (match, format) {\n        // If we encounter an escaped % then don't increase the array index\n        if (match === '%%') {\n          return match;\n        }\n\n        index++;\n        var formatter = createDebug.formatters[format];\n\n        if (typeof formatter === 'function') {\n          var val = args[index];\n          match = formatter.call(self, val); // Now we need to remove `args[index]` since it's inlined in the `format`\n\n          args.splice(index, 1);\n          index--;\n        }\n\n        return match;\n      }); // Apply env-specific formatting (colors, etc.)\n\n      createDebug.formatArgs.call(self, args);\n      var logFn = self.log || createDebug.log;\n      logFn.apply(self, args);\n    }\n\n    debug.namespace = namespace;\n    debug.enabled = createDebug.enabled(namespace);\n    debug.useColors = createDebug.useColors();\n    debug.color = selectColor(namespace);\n    debug.destroy = destroy;\n    debug.extend = extend; // Debug.formatArgs = formatArgs;\n    // debug.rawLog = rawLog;\n    // env-specific initialization logic for debug instances\n\n    if (typeof createDebug.init === 'function') {\n      createDebug.init(debug);\n    }\n\n    createDebug.instances.push(debug);\n    return debug;\n  }\n\n  function destroy() {\n    var index = createDebug.instances.indexOf(this);\n\n    if (index !== -1) {\n      createDebug.instances.splice(index, 1);\n      return true;\n    }\n\n    return false;\n  }\n\n  function extend(namespace, delimiter) {\n    return createDebug(this.namespace + (typeof delimiter === 'undefined' ? ':' : delimiter) + namespace);\n  }\n  /**\n  * Enables a debug mode by namespaces. This can include modes\n  * separated by a colon and wildcards.\n  *\n  * @param {String} namespaces\n  * @api public\n  */\n\n\n  function enable(namespaces) {\n    createDebug.save(namespaces);\n    createDebug.names = [];\n    createDebug.skips = [];\n    var i;\n    var split = (typeof namespaces === 'string' ? namespaces : '').split(/[\\s,]+/);\n    var len = split.length;\n\n    for (i = 0; i < len; i++) {\n      if (!split[i]) {\n        // ignore empty strings\n        continue;\n      }\n\n      namespaces = split[i].replace(/\\*/g, '.*?');\n\n      if (namespaces[0] === '-') {\n        createDebug.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));\n      } else {\n        createDebug.names.push(new RegExp('^' + namespaces + '$'));\n      }\n    }\n\n    for (i = 0; i < createDebug.instances.length; i++) {\n      var instance = createDebug.instances[i];\n      instance.enabled = createDebug.enabled(instance.namespace);\n    }\n  }\n  /**\n  * Disable debug output.\n  *\n  * @api public\n  */\n\n\n  function disable() {\n    createDebug.enable('');\n  }\n  /**\n  * Returns true if the given mode name is enabled, false otherwise.\n  *\n  * @param {String} name\n  * @return {Boolean}\n  * @api public\n  */\n\n\n  function enabled(name) {\n    if (name[name.length - 1] === '*') {\n      return true;\n    }\n\n    var i;\n    var len;\n\n    for (i = 0, len = createDebug.skips.length; i < len; i++) {\n      if (createDebug.skips[i].test(name)) {\n        return false;\n      }\n    }\n\n    for (i = 0, len = createDebug.names.length; i < len; i++) {\n      if (createDebug.names[i].test(name)) {\n        return true;\n      }\n    }\n\n    return false;\n  }\n  /**\n  * Coerce `val`.\n  *\n  * @param {Mixed} val\n  * @return {Mixed}\n  * @api private\n  */\n\n\n  function coerce(val) {\n    if (val instanceof Error) {\n      return val.stack || val.message;\n    }\n\n    return val;\n  }\n\n  createDebug.enable(createDebug.load());\n  return createDebug;\n}\n\nmodule.exports = setup;\n\n","if (typeof Object.create === 'function') {\n  // implementation from standard node.js 'util' module\n  module.exports = function inherits(ctor, superCtor) {\n    ctor.super_ = superCtor\n    ctor.prototype = Object.create(superCtor.prototype, {\n      constructor: {\n        value: ctor,\n        enumerable: false,\n        writable: true,\n        configurable: true\n      }\n    });\n  };\n} else {\n  // old school shim for old browsers\n  module.exports = function inherits(ctor, superCtor) {\n    ctor.super_ = superCtor\n    var TempCtor = function () {}\n    TempCtor.prototype = superCtor.prototype\n    ctor.prototype = new TempCtor()\n    ctor.prototype.constructor = ctor\n  }\n}\n","/*! JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org */\n;(function () {\n  // Detect the `define` function exposed by asynchronous module loaders. The\n  // strict `define` check is necessary for compatibility with `r.js`.\n  var isLoader = typeof define === \"function\" && define.amd;\n\n  // A set of types used to distinguish objects from primitives.\n  var objectTypes = {\n    \"function\": true,\n    \"object\": true\n  };\n\n  // Detect the `exports` object exposed by CommonJS implementations.\n  var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;\n\n  // Use the `global` object exposed by Node (including Browserify via\n  // `insert-module-globals`), Narwhal, and Ringo as the default context,\n  // and the `window` object in browsers. Rhino exports a `global` function\n  // instead.\n  var root = objectTypes[typeof window] && window || this,\n      freeGlobal = freeExports && objectTypes[typeof module] && module && !module.nodeType && typeof global == \"object\" && global;\n\n  if (freeGlobal && (freeGlobal[\"global\"] === freeGlobal || freeGlobal[\"window\"] === freeGlobal || freeGlobal[\"self\"] === freeGlobal)) {\n    root = freeGlobal;\n  }\n\n  // Public: Initializes JSON 3 using the given `context` object, attaching the\n  // `stringify` and `parse` functions to the specified `exports` object.\n  function runInContext(context, exports) {\n    context || (context = root[\"Object\"]());\n    exports || (exports = root[\"Object\"]());\n\n    // Native constructor aliases.\n    var Number = context[\"Number\"] || root[\"Number\"],\n        String = context[\"String\"] || root[\"String\"],\n        Object = context[\"Object\"] || root[\"Object\"],\n        Date = context[\"Date\"] || root[\"Date\"],\n        SyntaxError = context[\"SyntaxError\"] || root[\"SyntaxError\"],\n        TypeError = context[\"TypeError\"] || root[\"TypeError\"],\n        Math = context[\"Math\"] || root[\"Math\"],\n        nativeJSON = context[\"JSON\"] || root[\"JSON\"];\n\n    // Delegate to the native `stringify` and `parse` implementations.\n    if (typeof nativeJSON == \"object\" && nativeJSON) {\n      exports.stringify = nativeJSON.stringify;\n      exports.parse = nativeJSON.parse;\n    }\n\n    // Convenience aliases.\n    var objectProto = Object.prototype,\n        getClass = objectProto.toString,\n        isProperty, forEach, undef;\n\n    // Test the `Date#getUTC*` methods. Based on work by @Yaffle.\n    var isExtended = new Date(-3509827334573292);\n    try {\n      // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical\n      // results for certain dates in Opera >= 10.53.\n      isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 &&\n        // Safari < 2.0.2 stores the internal millisecond time value correctly,\n        // but clips the values returned by the date methods to the range of\n        // signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).\n        isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708;\n    } catch (exception) {}\n\n    // Internal: Determines whether the native `JSON.stringify` and `parse`\n    // implementations are spec-compliant. Based on work by Ken Snyder.\n    function has(name) {\n      if (has[name] !== undef) {\n        // Return cached feature test result.\n        return has[name];\n      }\n      var isSupported;\n      if (name == \"bug-string-char-index\") {\n        // IE <= 7 doesn't support accessing string characters using square\n        // bracket notation. IE 8 only supports this for primitives.\n        isSupported = \"a\"[0] != \"a\";\n      } else if (name == \"json\") {\n        // Indicates whether both `JSON.stringify` and `JSON.parse` are\n        // supported.\n        isSupported = has(\"json-stringify\") && has(\"json-parse\");\n      } else {\n        var value, serialized = '{\"a\":[1,true,false,null,\"\\\\u0000\\\\b\\\\n\\\\f\\\\r\\\\t\"]}';\n        // Test `JSON.stringify`.\n        if (name == \"json-stringify\") {\n          var stringify = exports.stringify, stringifySupported = typeof stringify == \"function\" && isExtended;\n          if (stringifySupported) {\n            // A test function object with a custom `toJSON` method.\n            (value = function () {\n              return 1;\n            }).toJSON = value;\n            try {\n              stringifySupported =\n                // Firefox 3.1b1 and b2 serialize string, number, and boolean\n                // primitives as object literals.\n                stringify(0) === \"0\" &&\n                // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object\n                // literals.\n                stringify(new Number()) === \"0\" &&\n                stringify(new String()) == '\"\"' &&\n                // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or\n                // does not define a canonical JSON representation (this applies to\n                // objects with `toJSON` properties as well, *unless* they are nested\n                // within an object or array).\n                stringify(getClass) === undef &&\n                // IE 8 serializes `undefined` as `\"undefined\"`. Safari <= 5.1.7 and\n                // FF 3.1b3 pass this test.\n                stringify(undef) === undef &&\n                // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,\n                // respectively, if the value is omitted entirely.\n                stringify() === undef &&\n                // FF 3.1b1, 2 throw an error if the given value is not a number,\n                // string, array, object, Boolean, or `null` literal. This applies to\n                // objects with custom `toJSON` methods as well, unless they are nested\n                // inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`\n                // methods entirely.\n                stringify(value) === \"1\" &&\n                stringify([value]) == \"[1]\" &&\n                // Prototype <= 1.6.1 serializes `[undefined]` as `\"[]\"` instead of\n                // `\"[null]\"`.\n                stringify([undef]) == \"[null]\" &&\n                // YUI 3.0.0b1 fails to serialize `null` literals.\n                stringify(null) == \"null\" &&\n                // FF 3.1b1, 2 halts serialization if an array contains a function:\n                // `[1, true, getClass, 1]` serializes as \"[1,true,],\". FF 3.1b3\n                // elides non-JSON values from objects and arrays, unless they\n                // define custom `toJSON` methods.\n                stringify([undef, getClass, null]) == \"[null,null,null]\" &&\n                // Simple serialization test. FF 3.1b1 uses Unicode escape sequences\n                // where character escape codes are expected (e.g., `\\b` => `\\u0008`).\n                stringify({ \"a\": [value, true, false, null, \"\\x00\\b\\n\\f\\r\\t\"] }) == serialized &&\n                // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.\n                stringify(null, value) === \"1\" &&\n                stringify([1, 2], null, 1) == \"[\\n 1,\\n 2\\n]\" &&\n                // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly\n                // serialize extended years.\n                stringify(new Date(-8.64e15)) == '\"-271821-04-20T00:00:00.000Z\"' &&\n                // The milliseconds are optional in ES 5, but required in 5.1.\n                stringify(new Date(8.64e15)) == '\"+275760-09-13T00:00:00.000Z\"' &&\n                // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative\n                // four-digit years instead of six-digit years. Credits: @Yaffle.\n                stringify(new Date(-621987552e5)) == '\"-000001-01-01T00:00:00.000Z\"' &&\n                // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond\n                // values less than 1000. Credits: @Yaffle.\n                stringify(new Date(-1)) == '\"1969-12-31T23:59:59.999Z\"';\n            } catch (exception) {\n              stringifySupported = false;\n            }\n          }\n          isSupported = stringifySupported;\n        }\n        // Test `JSON.parse`.\n        if (name == \"json-parse\") {\n          var parse = exports.parse;\n          if (typeof parse == \"function\") {\n            try {\n              // FF 3.1b1, b2 will throw an exception if a bare literal is provided.\n              // Conforming implementations should also coerce the initial argument to\n              // a string prior to parsing.\n              if (parse(\"0\") === 0 && !parse(false)) {\n                // Simple parsing test.\n                value = parse(serialized);\n                var parseSupported = value[\"a\"].length == 5 && value[\"a\"][0] === 1;\n                if (parseSupported) {\n                  try {\n                    // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.\n                    parseSupported = !parse('\"\\t\"');\n                  } catch (exception) {}\n                  if (parseSupported) {\n                    try {\n                      // FF 4.0 and 4.0.1 allow leading `+` signs and leading\n                      // decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow\n                      // certain octal literals.\n                      parseSupported = parse(\"01\") !== 1;\n                    } catch (exception) {}\n                  }\n                  if (parseSupported) {\n                    try {\n                      // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal\n                      // points. These environments, along with FF 3.1b1 and 2,\n                      // also allow trailing commas in JSON objects and arrays.\n                      parseSupported = parse(\"1.\") !== 1;\n                    } catch (exception) {}\n                  }\n                }\n              }\n            } catch (exception) {\n              parseSupported = false;\n            }\n          }\n          isSupported = parseSupported;\n        }\n      }\n      return has[name] = !!isSupported;\n    }\n\n    if (!has(\"json\")) {\n      // Common `[[Class]]` name aliases.\n      var functionClass = \"[object Function]\",\n          dateClass = \"[object Date]\",\n          numberClass = \"[object Number]\",\n          stringClass = \"[object String]\",\n          arrayClass = \"[object Array]\",\n          booleanClass = \"[object Boolean]\";\n\n      // Detect incomplete support for accessing string characters by index.\n      var charIndexBuggy = has(\"bug-string-char-index\");\n\n      // Define additional utility methods if the `Date` methods are buggy.\n      if (!isExtended) {\n        var floor = Math.floor;\n        // A mapping between the months of the year and the number of days between\n        // January 1st and the first of the respective month.\n        var Months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];\n        // Internal: Calculates the number of days between the Unix epoch and the\n        // first day of the given month.\n        var getDay = function (year, month) {\n          return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400);\n        };\n      }\n\n      // Internal: Determines if a property is a direct property of the given\n      // object. Delegates to the native `Object#hasOwnProperty` method.\n      if (!(isProperty = objectProto.hasOwnProperty)) {\n        isProperty = function (property) {\n          var members = {}, constructor;\n          if ((members.__proto__ = null, members.__proto__ = {\n            // The *proto* property cannot be set multiple times in recent\n            // versions of Firefox and SeaMonkey.\n            \"toString\": 1\n          }, members).toString != getClass) {\n            // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but\n            // supports the mutable *proto* property.\n            isProperty = function (property) {\n              // Capture and break the object's prototype chain (see section 8.6.2\n              // of the ES 5.1 spec). The parenthesized expression prevents an\n              // unsafe transformation by the Closure Compiler.\n              var original = this.__proto__, result = property in (this.__proto__ = null, this);\n              // Restore the original prototype chain.\n              this.__proto__ = original;\n              return result;\n            };\n          } else {\n            // Capture a reference to the top-level `Object` constructor.\n            constructor = members.constructor;\n            // Use the `constructor` property to simulate `Object#hasOwnProperty` in\n            // other environments.\n            isProperty = function (property) {\n              var parent = (this.constructor || constructor).prototype;\n              return property in this && !(property in parent && this[property] === parent[property]);\n            };\n          }\n          members = null;\n          return isProperty.call(this, property);\n        };\n      }\n\n      // Internal: Normalizes the `for...in` iteration algorithm across\n      // environments. Each enumerated key is yielded to a `callback` function.\n      forEach = function (object, callback) {\n        var size = 0, Properties, members, property;\n\n        // Tests for bugs in the current environment's `for...in` algorithm. The\n        // `valueOf` property inherits the non-enumerable flag from\n        // `Object.prototype` in older versions of IE, Netscape, and Mozilla.\n        (Properties = function () {\n          this.valueOf = 0;\n        }).prototype.valueOf = 0;\n\n        // Iterate over a new instance of the `Properties` class.\n        members = new Properties();\n        for (property in members) {\n          // Ignore all properties inherited from `Object.prototype`.\n          if (isProperty.call(members, property)) {\n            size++;\n          }\n        }\n        Properties = members = null;\n\n        // Normalize the iteration algorithm.\n        if (!size) {\n          // A list of non-enumerable properties inherited from `Object.prototype`.\n          members = [\"valueOf\", \"toString\", \"toLocaleString\", \"propertyIsEnumerable\", \"isPrototypeOf\", \"hasOwnProperty\", \"constructor\"];\n          // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable\n          // properties.\n          forEach = function (object, callback) {\n            var isFunction = getClass.call(object) == functionClass, property, length;\n            var hasProperty = !isFunction && typeof object.constructor != \"function\" && objectTypes[typeof object.hasOwnProperty] && object.hasOwnProperty || isProperty;\n            for (property in object) {\n              // Gecko <= 1.0 enumerates the `prototype` property of functions under\n              // certain conditions; IE does not.\n              if (!(isFunction && property == \"prototype\") && hasProperty.call(object, property)) {\n                callback(property);\n              }\n            }\n            // Manually invoke the callback for each non-enumerable property.\n            for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property));\n          };\n        } else if (size == 2) {\n          // Safari <= 2.0.4 enumerates shadowed properties twice.\n          forEach = function (object, callback) {\n            // Create a set of iterated properties.\n            var members = {}, isFunction = getClass.call(object) == functionClass, property;\n            for (property in object) {\n              // Store each property name to prevent double enumeration. The\n              // `prototype` property of functions is not enumerated due to cross-\n              // environment inconsistencies.\n              if (!(isFunction && property == \"prototype\") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {\n                callback(property);\n              }\n            }\n          };\n        } else {\n          // No bugs detected; use the standard `for...in` algorithm.\n          forEach = function (object, callback) {\n            var isFunction = getClass.call(object) == functionClass, property, isConstructor;\n            for (property in object) {\n              if (!(isFunction && property == \"prototype\") && isProperty.call(object, property) && !(isConstructor = property === \"constructor\")) {\n                callback(property);\n              }\n            }\n            // Manually invoke the callback for the `constructor` property due to\n            // cross-environment inconsistencies.\n            if (isConstructor || isProperty.call(object, (property = \"constructor\"))) {\n              callback(property);\n            }\n          };\n        }\n        return forEach(object, callback);\n      };\n\n      // Public: Serializes a JavaScript `value` as a JSON string. The optional\n      // `filter` argument may specify either a function that alters how object and\n      // array members are serialized, or an array of strings and numbers that\n      // indicates which properties should be serialized. The optional `width`\n      // argument may be either a string or number that specifies the indentation\n      // level of the output.\n      if (!has(\"json-stringify\")) {\n        // Internal: A map of control characters and their escaped equivalents.\n        var Escapes = {\n          92: \"\\\\\\\\\",\n          34: '\\\\\"',\n          8: \"\\\\b\",\n          12: \"\\\\f\",\n          10: \"\\\\n\",\n          13: \"\\\\r\",\n          9: \"\\\\t\"\n        };\n\n        // Internal: Converts `value` into a zero-padded string such that its\n        // length is at least equal to `width`. The `width` must be <= 6.\n        var leadingZeroes = \"000000\";\n        var toPaddedString = function (width, value) {\n          // The `|| 0` expression is necessary to work around a bug in\n          // Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== \"0\"`.\n          return (leadingZeroes + (value || 0)).slice(-width);\n        };\n\n        // Internal: Double-quotes a string `value`, replacing all ASCII control\n        // characters (characters with code unit values between 0 and 31) with\n        // their escaped equivalents. This is an implementation of the\n        // `Quote(value)` operation defined in ES 5.1 section 15.12.3.\n        var unicodePrefix = \"\\\\u00\";\n        var quote = function (value) {\n          var result = '\"', index = 0, length = value.length, useCharIndex = !charIndexBuggy || length > 10;\n          var symbols = useCharIndex && (charIndexBuggy ? value.split(\"\") : value);\n          for (; index < length; index++) {\n            var charCode = value.charCodeAt(index);\n            // If the character is a control character, append its Unicode or\n            // shorthand escape sequence; otherwise, append the character as-is.\n            switch (charCode) {\n              case 8: case 9: case 10: case 12: case 13: case 34: case 92:\n                result += Escapes[charCode];\n                break;\n              default:\n                if (charCode < 32) {\n                  result += unicodePrefix + toPaddedString(2, charCode.toString(16));\n                  break;\n                }\n                result += useCharIndex ? symbols[index] : value.charAt(index);\n            }\n          }\n          return result + '\"';\n        };\n\n        // Internal: Recursively serializes an object. Implements the\n        // `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.\n        var serialize = function (property, object, callback, properties, whitespace, indentation, stack) {\n          var value, className, year, month, date, time, hours, minutes, seconds, milliseconds, results, element, index, length, prefix, result;\n          try {\n            // Necessary for host object support.\n            value = object[property];\n          } catch (exception) {}\n          if (typeof value == \"object\" && value) {\n            className = getClass.call(value);\n            if (className == dateClass && !isProperty.call(value, \"toJSON\")) {\n              if (value > -1 / 0 && value < 1 / 0) {\n                // Dates are serialized according to the `Date#toJSON` method\n                // specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15\n                // for the ISO 8601 date time string format.\n                if (getDay) {\n                  // Manually compute the year, month, date, hours, minutes,\n                  // seconds, and milliseconds if the `getUTC*` methods are\n                  // buggy. Adapted from @Yaffle's `date-shim` project.\n                  date = floor(value / 864e5);\n                  for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++);\n                  for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++);\n                  date = 1 + date - getDay(year, month);\n                  // The `time` value specifies the time within the day (see ES\n                  // 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used\n                  // to compute `A modulo B`, as the `%` operator does not\n                  // correspond to the `modulo` operation for negative numbers.\n                  time = (value % 864e5 + 864e5) % 864e5;\n                  // The hours, minutes, seconds, and milliseconds are obtained by\n                  // decomposing the time within the day. See section 15.9.1.10.\n                  hours = floor(time / 36e5) % 24;\n                  minutes = floor(time / 6e4) % 60;\n                  seconds = floor(time / 1e3) % 60;\n                  milliseconds = time % 1e3;\n                } else {\n                  year = value.getUTCFullYear();\n                  month = value.getUTCMonth();\n                  date = value.getUTCDate();\n                  hours = value.getUTCHours();\n                  minutes = value.getUTCMinutes();\n                  seconds = value.getUTCSeconds();\n                  milliseconds = value.getUTCMilliseconds();\n                }\n                // Serialize extended years correctly.\n                value = (year <= 0 || year >= 1e4 ? (year < 0 ? \"-\" : \"+\") + toPaddedString(6, year < 0 ? -year : year) : toPaddedString(4, year)) +\n                  \"-\" + toPaddedString(2, month + 1) + \"-\" + toPaddedString(2, date) +\n                  // Months, dates, hours, minutes, and seconds should have two\n                  // digits; milliseconds should have three.\n                  \"T\" + toPaddedString(2, hours) + \":\" + toPaddedString(2, minutes) + \":\" + toPaddedString(2, seconds) +\n                  // Milliseconds are optional in ES 5.0, but required in 5.1.\n                  \".\" + toPaddedString(3, milliseconds) + \"Z\";\n              } else {\n                value = null;\n              }\n            } else if (typeof value.toJSON == \"function\" && ((className != numberClass && className != stringClass && className != arrayClass) || isProperty.call(value, \"toJSON\"))) {\n              // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the\n              // `Number`, `String`, `Date`, and `Array` prototypes. JSON 3\n              // ignores all `toJSON` methods on these objects unless they are\n              // defined directly on an instance.\n              value = value.toJSON(property);\n            }\n          }\n          if (callback) {\n            // If a replacement function was provided, call it to obtain the value\n            // for serialization.\n            value = callback.call(object, property, value);\n          }\n          if (value === null) {\n            return \"null\";\n          }\n          className = getClass.call(value);\n          if (className == booleanClass) {\n            // Booleans are represented literally.\n            return \"\" + value;\n          } else if (className == numberClass) {\n            // JSON numbers must be finite. `Infinity` and `NaN` are serialized as\n            // `\"null\"`.\n            return value > -1 / 0 && value < 1 / 0 ? \"\" + value : \"null\";\n          } else if (className == stringClass) {\n            // Strings are double-quoted and escaped.\n            return quote(\"\" + value);\n          }\n          // Recursively serialize objects and arrays.\n          if (typeof value == \"object\") {\n            // Check for cyclic structures. This is a linear search; performance\n            // is inversely proportional to the number of unique nested objects.\n            for (length = stack.length; length--;) {\n              if (stack[length] === value) {\n                // Cyclic structures cannot be serialized by `JSON.stringify`.\n                throw TypeError();\n              }\n            }\n            // Add the object to the stack of traversed objects.\n            stack.push(value);\n            results = [];\n            // Save the current indentation level and indent one additional level.\n            prefix = indentation;\n            indentation += whitespace;\n            if (className == arrayClass) {\n              // Recursively serialize array elements.\n              for (index = 0, length = value.length; index < length; index++) {\n                element = serialize(index, value, callback, properties, whitespace, indentation, stack);\n                results.push(element === undef ? \"null\" : element);\n              }\n              result = results.length ? (whitespace ? \"[\\n\" + indentation + results.join(\",\\n\" + indentation) + \"\\n\" + prefix + \"]\" : (\"[\" + results.join(\",\") + \"]\")) : \"[]\";\n            } else {\n              // Recursively serialize object members. Members are selected from\n              // either a user-specified list of property names, or the object\n              // itself.\n              forEach(properties || value, function (property) {\n                var element = serialize(property, value, callback, properties, whitespace, indentation, stack);\n                if (element !== undef) {\n                  // According to ES 5.1 section 15.12.3: \"If `gap` {whitespace}\n                  // is not the empty string, let `member` {quote(property) + \":\"}\n                  // be the concatenation of `member` and the `space` character.\"\n                  // The \"`space` character\" refers to the literal space\n                  // character, not the `space` {width} argument provided to\n                  // `JSON.stringify`.\n                  results.push(quote(property) + \":\" + (whitespace ? \" \" : \"\") + element);\n                }\n              });\n              result = results.length ? (whitespace ? \"{\\n\" + indentation + results.join(\",\\n\" + indentation) + \"\\n\" + prefix + \"}\" : (\"{\" + results.join(\",\") + \"}\")) : \"{}\";\n            }\n            // Remove the object from the traversed object stack.\n            stack.pop();\n            return result;\n          }\n        };\n\n        // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.\n        exports.stringify = function (source, filter, width) {\n          var whitespace, callback, properties, className;\n          if (objectTypes[typeof filter] && filter) {\n            if ((className = getClass.call(filter)) == functionClass) {\n              callback = filter;\n            } else if (className == arrayClass) {\n              // Convert the property names array into a makeshift set.\n              properties = {};\n              for (var index = 0, length = filter.length, value; index < length; value = filter[index++], ((className = getClass.call(value)), className == stringClass || className == numberClass) && (properties[value] = 1));\n            }\n          }\n          if (width) {\n            if ((className = getClass.call(width)) == numberClass) {\n              // Convert the `width` to an integer and create a string containing\n              // `width` number of space characters.\n              if ((width -= width % 1) > 0) {\n                for (whitespace = \"\", width > 10 && (width = 10); whitespace.length < width; whitespace += \" \");\n              }\n            } else if (className == stringClass) {\n              whitespace = width.length <= 10 ? width : width.slice(0, 10);\n            }\n          }\n          // Opera <= 7.54u2 discards the values associated with empty string keys\n          // (`\"\"`) only if they are used directly within an object member list\n          // (e.g., `!(\"\" in { \"\": 1})`).\n          return serialize(\"\", (value = {}, value[\"\"] = source, value), callback, properties, whitespace, \"\", []);\n        };\n      }\n\n      // Public: Parses a JSON source string.\n      if (!has(\"json-parse\")) {\n        var fromCharCode = String.fromCharCode;\n\n        // Internal: A map of escaped control characters and their unescaped\n        // equivalents.\n        var Unescapes = {\n          92: \"\\\\\",\n          34: '\"',\n          47: \"/\",\n          98: \"\\b\",\n          116: \"\\t\",\n          110: \"\\n\",\n          102: \"\\f\",\n          114: \"\\r\"\n        };\n\n        // Internal: Stores the parser state.\n        var Index, Source;\n\n        // Internal: Resets the parser state and throws a `SyntaxError`.\n        var abort = function () {\n          Index = Source = null;\n          throw SyntaxError();\n        };\n\n        // Internal: Returns the next token, or `\"$\"` if the parser has reached\n        // the end of the source string. A token may be a string, number, `null`\n        // literal, or Boolean literal.\n        var lex = function () {\n          var source = Source, length = source.length, value, begin, position, isSigned, charCode;\n          while (Index < length) {\n            charCode = source.charCodeAt(Index);\n            switch (charCode) {\n              case 9: case 10: case 13: case 32:\n                // Skip whitespace tokens, including tabs, carriage returns, line\n                // feeds, and space characters.\n                Index++;\n                break;\n              case 123: case 125: case 91: case 93: case 58: case 44:\n                // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at\n                // the current position.\n                value = charIndexBuggy ? source.charAt(Index) : source[Index];\n                Index++;\n                return value;\n              case 34:\n                // `\"` delimits a JSON string; advance to the next character and\n                // begin parsing the string. String tokens are prefixed with the\n                // sentinel `@` character to distinguish them from punctuators and\n                // end-of-string tokens.\n                for (value = \"@\", Index++; Index < length;) {\n                  charCode = source.charCodeAt(Index);\n                  if (charCode < 32) {\n                    // Unescaped ASCII control characters (those with a code unit\n                    // less than the space character) are not permitted.\n                    abort();\n                  } else if (charCode == 92) {\n                    // A reverse solidus (`\\`) marks the beginning of an escaped\n                    // control character (including `\"`, `\\`, and `/`) or Unicode\n                    // escape sequence.\n                    charCode = source.charCodeAt(++Index);\n                    switch (charCode) {\n                      case 92: case 34: case 47: case 98: case 116: case 110: case 102: case 114:\n                        // Revive escaped control characters.\n                        value += Unescapes[charCode];\n                        Index++;\n                        break;\n                      case 117:\n                        // `\\u` marks the beginning of a Unicode escape sequence.\n                        // Advance to the first character and validate the\n                        // four-digit code point.\n                        begin = ++Index;\n                        for (position = Index + 4; Index < position; Index++) {\n                          charCode = source.charCodeAt(Index);\n                          // A valid sequence comprises four hexdigits (case-\n                          // insensitive) that form a single hexadecimal value.\n                          if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {\n                            // Invalid Unicode escape sequence.\n                            abort();\n                          }\n                        }\n                        // Revive the escaped character.\n                        value += fromCharCode(\"0x\" + source.slice(begin, Index));\n                        break;\n                      default:\n                        // Invalid escape sequence.\n                        abort();\n                    }\n                  } else {\n                    if (charCode == 34) {\n                      // An unescaped double-quote character marks the end of the\n                      // string.\n                      break;\n                    }\n                    charCode = source.charCodeAt(Index);\n                    begin = Index;\n                    // Optimize for the common case where a string is valid.\n                    while (charCode >= 32 && charCode != 92 && charCode != 34) {\n                      charCode = source.charCodeAt(++Index);\n                    }\n                    // Append the string as-is.\n                    value += source.slice(begin, Index);\n                  }\n                }\n                if (source.charCodeAt(Index) == 34) {\n                  // Advance to the next character and return the revived string.\n                  Index++;\n                  return value;\n                }\n                // Unterminated string.\n                abort();\n              default:\n                // Parse numbers and literals.\n                begin = Index;\n                // Advance past the negative sign, if one is specified.\n                if (charCode == 45) {\n                  isSigned = true;\n                  charCode = source.charCodeAt(++Index);\n                }\n                // Parse an integer or floating-point value.\n                if (charCode >= 48 && charCode <= 57) {\n                  // Leading zeroes are interpreted as octal literals.\n                  if (charCode == 48 && ((charCode = source.charCodeAt(Index + 1)), charCode >= 48 && charCode <= 57)) {\n                    // Illegal octal literal.\n                    abort();\n                  }\n                  isSigned = false;\n                  // Parse the integer component.\n                  for (; Index < length && ((charCode = source.charCodeAt(Index)), charCode >= 48 && charCode <= 57); Index++);\n                  // Floats cannot contain a leading decimal point; however, this\n                  // case is already accounted for by the parser.\n                  if (source.charCodeAt(Index) == 46) {\n                    position = ++Index;\n                    // Parse the decimal component.\n                    for (; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);\n                    if (position == Index) {\n                      // Illegal trailing decimal.\n                      abort();\n                    }\n                    Index = position;\n                  }\n                  // Parse exponents. The `e` denoting the exponent is\n                  // case-insensitive.\n                  charCode = source.charCodeAt(Index);\n                  if (charCode == 101 || charCode == 69) {\n                    charCode = source.charCodeAt(++Index);\n                    // Skip past the sign following the exponent, if one is\n                    // specified.\n                    if (charCode == 43 || charCode == 45) {\n                      Index++;\n                    }\n                    // Parse the exponential component.\n                    for (position = Index; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);\n                    if (position == Index) {\n                      // Illegal empty exponent.\n                      abort();\n                    }\n                    Index = position;\n                  }\n                  // Coerce the parsed value to a JavaScript number.\n                  return +source.slice(begin, Index);\n                }\n                // A negative sign may only precede numbers.\n                if (isSigned) {\n                  abort();\n                }\n                // `true`, `false`, and `null` literals.\n                if (source.slice(Index, Index + 4) == \"true\") {\n                  Index += 4;\n                  return true;\n                } else if (source.slice(Index, Index + 5) == \"false\") {\n                  Index += 5;\n                  return false;\n                } else if (source.slice(Index, Index + 4) == \"null\") {\n                  Index += 4;\n                  return null;\n                }\n                // Unrecognized token.\n                abort();\n            }\n          }\n          // Return the sentinel `$` character if the parser has reached the end\n          // of the source string.\n          return \"$\";\n        };\n\n        // Internal: Parses a JSON `value` token.\n        var get = function (value) {\n          var results, hasMembers;\n          if (value == \"$\") {\n            // Unexpected end of input.\n            abort();\n          }\n          if (typeof value == \"string\") {\n            if ((charIndexBuggy ? value.charAt(0) : value[0]) == \"@\") {\n              // Remove the sentinel `@` character.\n              return value.slice(1);\n            }\n            // Parse object and array literals.\n            if (value == \"[\") {\n              // Parses a JSON array, returning a new JavaScript array.\n              results = [];\n              for (;; hasMembers || (hasMembers = true)) {\n                value = lex();\n                // A closing square bracket marks the end of the array literal.\n                if (value == \"]\") {\n                  break;\n                }\n                // If the array literal contains elements, the current token\n                // should be a comma separating the previous element from the\n                // next.\n                if (hasMembers) {\n                  if (value == \",\") {\n                    value = lex();\n                    if (value == \"]\") {\n                      // Unexpected trailing `,` in array literal.\n                      abort();\n                    }\n                  } else {\n                    // A `,` must separate each array element.\n                    abort();\n                  }\n                }\n                // Elisions and leading commas are not permitted.\n                if (value == \",\") {\n                  abort();\n                }\n                results.push(get(value));\n              }\n              return results;\n            } else if (value == \"{\") {\n              // Parses a JSON object, returning a new JavaScript object.\n              results = {};\n              for (;; hasMembers || (hasMembers = true)) {\n                value = lex();\n                // A closing curly brace marks the end of the object literal.\n                if (value == \"}\") {\n                  break;\n                }\n                // If the object literal contains members, the current token\n                // should be a comma separator.\n                if (hasMembers) {\n                  if (value == \",\") {\n                    value = lex();\n                    if (value == \"}\") {\n                      // Unexpected trailing `,` in object literal.\n                      abort();\n                    }\n                  } else {\n                    // A `,` must separate each object member.\n                    abort();\n                  }\n                }\n                // Leading commas are not permitted, object property names must be\n                // double-quoted strings, and a `:` must separate each property\n                // name and value.\n                if (value == \",\" || typeof value != \"string\" || (charIndexBuggy ? value.charAt(0) : value[0]) != \"@\" || lex() != \":\") {\n                  abort();\n                }\n                results[value.slice(1)] = get(lex());\n              }\n              return results;\n            }\n            // Unexpected token encountered.\n            abort();\n          }\n          return value;\n        };\n\n        // Internal: Updates a traversed object member.\n        var update = function (source, property, callback) {\n          var element = walk(source, property, callback);\n          if (element === undef) {\n            delete source[property];\n          } else {\n            source[property] = element;\n          }\n        };\n\n        // Internal: Recursively traverses a parsed JSON object, invoking the\n        // `callback` function for each value. This is an implementation of the\n        // `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.\n        var walk = function (source, property, callback) {\n          var value = source[property], length;\n          if (typeof value == \"object\" && value) {\n            // `forEach` can't be used to traverse an array in Opera <= 8.54\n            // because its `Object#hasOwnProperty` implementation returns `false`\n            // for array indices (e.g., `![1, 2, 3].hasOwnProperty(\"0\")`).\n            if (getClass.call(value) == arrayClass) {\n              for (length = value.length; length--;) {\n                update(value, length, callback);\n              }\n            } else {\n              forEach(value, function (property) {\n                update(value, property, callback);\n              });\n            }\n          }\n          return callback.call(source, property, value);\n        };\n\n        // Public: `JSON.parse`. See ES 5.1 section 15.12.2.\n        exports.parse = function (source, callback) {\n          var result, value;\n          Index = 0;\n          Source = \"\" + source;\n          result = get(lex());\n          // If a JSON string contains multiple tokens, it is invalid.\n          if (lex() != \"$\") {\n            abort();\n          }\n          // Reset the parser state.\n          Index = Source = null;\n          return callback && getClass.call(callback) == functionClass ? walk((value = {}, value[\"\"] = result, value), \"\", callback) : result;\n        };\n      }\n    }\n\n    exports[\"runInContext\"] = runInContext;\n    return exports;\n  }\n\n  if (freeExports && !isLoader) {\n    // Export for CommonJS environments.\n    runInContext(root, freeExports);\n  } else {\n    // Export for web browsers and JavaScript engines.\n    var nativeJSON = root.JSON,\n        previousJSON = root[\"JSON3\"],\n        isRestored = false;\n\n    var JSON3 = runInContext(root, (root[\"JSON3\"] = {\n      // Public: Restores the original value of the global `JSON` object and\n      // returns a reference to the `JSON3` object.\n      \"noConflict\": function () {\n        if (!isRestored) {\n          isRestored = true;\n          root.JSON = nativeJSON;\n          root[\"JSON3\"] = previousJSON;\n          nativeJSON = previousJSON = null;\n        }\n        return JSON3;\n      }\n    }));\n\n    root.JSON = {\n      \"parse\": JSON3.parse,\n      \"stringify\": JSON3.stringify\n    };\n  }\n\n  // Export for asynchronous module loaders.\n  if (isLoader) {\n    define(function () {\n      return JSON3;\n    });\n  }\n}).call(this);\n","'use strict';\n\nvar has = Object.prototype.hasOwnProperty;\n\n/**\n * Decode a URI encoded string.\n *\n * @param {String} input The URI encoded string.\n * @returns {String} The decoded string.\n * @api private\n */\nfunction decode(input) {\n  return decodeURIComponent(input.replace(/\\+/g, ' '));\n}\n\n/**\n * Simple query string parser.\n *\n * @param {String} query The query string that needs to be parsed.\n * @returns {Object}\n * @api public\n */\nfunction querystring(query) {\n  var parser = /([^=?&]+)=?([^&]*)/g\n    , result = {}\n    , part;\n\n  while (part = parser.exec(query)) {\n    var key = decode(part[1])\n      , value = decode(part[2]);\n\n    //\n    // Prevent overriding of existing properties. This ensures that build-in\n    // methods like `toString` or __proto__ are not overriden by malicious\n    // querystrings.\n    //\n    if (key in result) continue;\n    result[key] = value;\n  }\n\n  return result;\n}\n\n/**\n * Transform a query string to an object.\n *\n * @param {Object} obj Object that should be transformed.\n * @param {String} prefix Optional prefix.\n * @returns {String}\n * @api public\n */\nfunction querystringify(obj, prefix) {\n  prefix = prefix || '';\n\n  var pairs = [];\n\n  //\n  // Optionally prefix with a '?' if needed\n  //\n  if ('string' !== typeof prefix) prefix = '?';\n\n  for (var key in obj) {\n    if (has.call(obj, key)) {\n      pairs.push(encodeURIComponent(key) +'='+ encodeURIComponent(obj[key]));\n    }\n  }\n\n  return pairs.length ? prefix + pairs.join('&') : '';\n}\n\n//\n// Expose the module.\n//\nexports.stringify = querystringify;\nexports.parse = querystring;\n","'use strict';\n\n/**\n * Check if we're required to add a port number.\n *\n * @see https://url.spec.whatwg.org/#default-port\n * @param {Number|String} port Port number we need to check\n * @param {String} protocol Protocol we need to check against.\n * @returns {Boolean} Is it a default port for the given protocol\n * @api private\n */\nmodule.exports = function required(port, protocol) {\n  protocol = protocol.split(':')[0];\n  port = +port;\n\n  if (!port) return false;\n\n  switch (protocol) {\n    case 'http':\n    case 'ws':\n    return port !== 80;\n\n    case 'https':\n    case 'wss':\n    return port !== 443;\n\n    case 'ftp':\n    return port !== 21;\n\n    case 'gopher':\n    return port !== 70;\n\n    case 'file':\n    return false;\n  }\n\n  return port !== 0;\n};\n","'use strict';\n\nvar required = require('requires-port')\n  , qs = require('querystringify')\n  , protocolre = /^([a-z][a-z0-9.+-]*:)?(\\/\\/)?([\\S\\s]*)/i\n  , slashes = /^[A-Za-z][A-Za-z0-9+-.]*:\\/\\//;\n\n/**\n * These are the parse rules for the URL parser, it informs the parser\n * about:\n *\n * 0. The char it Needs to parse, if it's a string it should be done using\n *    indexOf, RegExp using exec and NaN means set as current value.\n * 1. The property we should set when parsing this value.\n * 2. Indication if it's backwards or forward parsing, when set as number it's\n *    the value of extra chars that should be split off.\n * 3. Inherit from location if non existing in the parser.\n * 4. `toLowerCase` the resulting value.\n */\nvar rules = [\n  ['#', 'hash'],                        // Extract from the back.\n  ['?', 'query'],                       // Extract from the back.\n  function sanitize(address) {          // Sanitize what is left of the address\n    return address.replace('\\\\', '/');\n  },\n  ['/', 'pathname'],                    // Extract from the back.\n  ['@', 'auth', 1],                     // Extract from the front.\n  [NaN, 'host', undefined, 1, 1],       // Set left over value.\n  [/:(\\d+)$/, 'port', undefined, 1],    // RegExp the back.\n  [NaN, 'hostname', undefined, 1, 1]    // Set left over.\n];\n\n/**\n * These properties should not be copied or inherited from. This is only needed\n * for all non blob URL's as a blob URL does not include a hash, only the\n * origin.\n *\n * @type {Object}\n * @private\n */\nvar ignore = { hash: 1, query: 1 };\n\n/**\n * The location object differs when your code is loaded through a normal page,\n * Worker or through a worker using a blob. And with the blobble begins the\n * trouble as the location object will contain the URL of the blob, not the\n * location of the page where our code is loaded in. The actual origin is\n * encoded in the `pathname` so we can thankfully generate a good \"default\"\n * location from it so we can generate proper relative URL's again.\n *\n * @param {Object|String} loc Optional default location object.\n * @returns {Object} lolcation object.\n * @public\n */\nfunction lolcation(loc) {\n  var location = global && global.location || {};\n  loc = loc || location;\n\n  var finaldestination = {}\n    , type = typeof loc\n    , key;\n\n  if ('blob:' === loc.protocol) {\n    finaldestination = new Url(unescape(loc.pathname), {});\n  } else if ('string' === type) {\n    finaldestination = new Url(loc, {});\n    for (key in ignore) delete finaldestination[key];\n  } else if ('object' === type) {\n    for (key in loc) {\n      if (key in ignore) continue;\n      finaldestination[key] = loc[key];\n    }\n\n    if (finaldestination.slashes === undefined) {\n      finaldestination.slashes = slashes.test(loc.href);\n    }\n  }\n\n  return finaldestination;\n}\n\n/**\n * @typedef ProtocolExtract\n * @type Object\n * @property {String} protocol Protocol matched in the URL, in lowercase.\n * @property {Boolean} slashes `true` if protocol is followed by \"//\", else `false`.\n * @property {String} rest Rest of the URL that is not part of the protocol.\n */\n\n/**\n * Extract protocol information from a URL with/without double slash (\"//\").\n *\n * @param {String} address URL we want to extract from.\n * @return {ProtocolExtract} Extracted information.\n * @private\n */\nfunction extractProtocol(address) {\n  var match = protocolre.exec(address);\n\n  return {\n    protocol: match[1] ? match[1].toLowerCase() : '',\n    slashes: !!match[2],\n    rest: match[3]\n  };\n}\n\n/**\n * Resolve a relative URL pathname against a base URL pathname.\n *\n * @param {String} relative Pathname of the relative URL.\n * @param {String} base Pathname of the base URL.\n * @return {String} Resolved pathname.\n * @private\n */\nfunction resolve(relative, base) {\n  var path = (base || '/').split('/').slice(0, -1).concat(relative.split('/'))\n    , i = path.length\n    , last = path[i - 1]\n    , unshift = false\n    , up = 0;\n\n  while (i--) {\n    if (path[i] === '.') {\n      path.splice(i, 1);\n    } else if (path[i] === '..') {\n      path.splice(i, 1);\n      up++;\n    } else if (up) {\n      if (i === 0) unshift = true;\n      path.splice(i, 1);\n      up--;\n    }\n  }\n\n  if (unshift) path.unshift('');\n  if (last === '.' || last === '..') path.push('');\n\n  return path.join('/');\n}\n\n/**\n * The actual URL instance. Instead of returning an object we've opted-in to\n * create an actual constructor as it's much more memory efficient and\n * faster and it pleases my OCD.\n *\n * It is worth noting that we should not use `URL` as class name to prevent\n * clashes with the global URL instance that got introduced in browsers.\n *\n * @constructor\n * @param {String} address URL we want to parse.\n * @param {Object|String} location Location defaults for relative paths.\n * @param {Boolean|Function} parser Parser for the query string.\n * @private\n */\nfunction Url(address, location, parser) {\n  if (!(this instanceof Url)) {\n    return new Url(address, location, parser);\n  }\n\n  var relative, extracted, parse, instruction, index, key\n    , instructions = rules.slice()\n    , type = typeof location\n    , url = this\n    , i = 0;\n\n  //\n  // The following if statements allows this module two have compatibility with\n  // 2 different API:\n  //\n  // 1. Node.js's `url.parse` api which accepts a URL, boolean as arguments\n  //    where the boolean indicates that the query string should also be parsed.\n  //\n  // 2. The `URL` interface of the browser which accepts a URL, object as\n  //    arguments. The supplied object will be used as default values / fall-back\n  //    for relative paths.\n  //\n  if ('object' !== type && 'string' !== type) {\n    parser = location;\n    location = null;\n  }\n\n  if (parser && 'function' !== typeof parser) parser = qs.parse;\n\n  location = lolcation(location);\n\n  //\n  // Extract protocol information before running the instructions.\n  //\n  extracted = extractProtocol(address || '');\n  relative = !extracted.protocol && !extracted.slashes;\n  url.slashes = extracted.slashes || relative && location.slashes;\n  url.protocol = extracted.protocol || location.protocol || '';\n  address = extracted.rest;\n\n  //\n  // When the authority component is absent the URL starts with a path\n  // component.\n  //\n  if (!extracted.slashes) instructions[3] = [/(.*)/, 'pathname'];\n\n  for (; i < instructions.length; i++) {\n    instruction = instructions[i];\n\n    if (typeof instruction === 'function') {\n      address = instruction(address);\n      continue;\n    }\n\n    parse = instruction[0];\n    key = instruction[1];\n\n    if (parse !== parse) {\n      url[key] = address;\n    } else if ('string' === typeof parse) {\n      if (~(index = address.indexOf(parse))) {\n        if ('number' === typeof instruction[2]) {\n          url[key] = address.slice(0, index);\n          address = address.slice(index + instruction[2]);\n        } else {\n          url[key] = address.slice(index);\n          address = address.slice(0, index);\n        }\n      }\n    } else if ((index = parse.exec(address))) {\n      url[key] = index[1];\n      address = address.slice(0, index.index);\n    }\n\n    url[key] = url[key] || (\n      relative && instruction[3] ? location[key] || '' : ''\n    );\n\n    //\n    // Hostname, host and protocol should be lowercased so they can be used to\n    // create a proper `origin`.\n    //\n    if (instruction[4]) url[key] = url[key].toLowerCase();\n  }\n\n  //\n  // Also parse the supplied query string in to an object. If we're supplied\n  // with a custom parser as function use that instead of the default build-in\n  // parser.\n  //\n  if (parser) url.query = parser(url.query);\n\n  //\n  // If the URL is relative, resolve the pathname against the base URL.\n  //\n  if (\n      relative\n    && location.slashes\n    && url.pathname.charAt(0) !== '/'\n    && (url.pathname !== '' || location.pathname !== '')\n  ) {\n    url.pathname = resolve(url.pathname, location.pathname);\n  }\n\n  //\n  // We should not add port numbers if they are already the default port number\n  // for a given protocol. As the host also contains the port number we're going\n  // override it with the hostname which contains no port number.\n  //\n  if (!required(url.port, url.protocol)) {\n    url.host = url.hostname;\n    url.port = '';\n  }\n\n  //\n  // Parse down the `auth` for the username and password.\n  //\n  url.username = url.password = '';\n  if (url.auth) {\n    instruction = url.auth.split(':');\n    url.username = instruction[0] || '';\n    url.password = instruction[1] || '';\n  }\n\n  url.origin = url.protocol && url.host && url.protocol !== 'file:'\n    ? url.protocol +'//'+ url.host\n    : 'null';\n\n  //\n  // The href is just the compiled result.\n  //\n  url.href = url.toString();\n}\n\n/**\n * This is convenience method for changing properties in the URL instance to\n * insure that they all propagate correctly.\n *\n * @param {String} part          Property we need to adjust.\n * @param {Mixed} value          The newly assigned value.\n * @param {Boolean|Function} fn  When setting the query, it will be the function\n *                               used to parse the query.\n *                               When setting the protocol, double slash will be\n *                               removed from the final url if it is true.\n * @returns {URL} URL instance for chaining.\n * @public\n */\nfunction set(part, value, fn) {\n  var url = this;\n\n  switch (part) {\n    case 'query':\n      if ('string' === typeof value && value.length) {\n        value = (fn || qs.parse)(value);\n      }\n\n      url[part] = value;\n      break;\n\n    case 'port':\n      url[part] = value;\n\n      if (!required(value, url.protocol)) {\n        url.host = url.hostname;\n        url[part] = '';\n      } else if (value) {\n        url.host = url.hostname +':'+ value;\n      }\n\n      break;\n\n    case 'hostname':\n      url[part] = value;\n\n      if (url.port) value += ':'+ url.port;\n      url.host = value;\n      break;\n\n    case 'host':\n      url[part] = value;\n\n      if (/:\\d+$/.test(value)) {\n        value = value.split(':');\n        url.port = value.pop();\n        url.hostname = value.join(':');\n      } else {\n        url.hostname = value;\n        url.port = '';\n      }\n\n      break;\n\n    case 'protocol':\n      url.protocol = value.toLowerCase();\n      url.slashes = !fn;\n      break;\n\n    case 'pathname':\n    case 'hash':\n      if (value) {\n        var char = part === 'pathname' ? '/' : '#';\n        url[part] = value.charAt(0) !== char ? char + value : value;\n      } else {\n        url[part] = value;\n      }\n      break;\n\n    default:\n      url[part] = value;\n  }\n\n  for (var i = 0; i < rules.length; i++) {\n    var ins = rules[i];\n\n    if (ins[4]) url[ins[1]] = url[ins[1]].toLowerCase();\n  }\n\n  url.origin = url.protocol && url.host && url.protocol !== 'file:'\n    ? url.protocol +'//'+ url.host\n    : 'null';\n\n  url.href = url.toString();\n\n  return url;\n}\n\n/**\n * Transform the properties back in to a valid and full URL string.\n *\n * @param {Function} stringify Optional query stringify function.\n * @returns {String} Compiled version of the URL.\n * @public\n */\nfunction toString(stringify) {\n  if (!stringify || 'function' !== typeof stringify) stringify = qs.stringify;\n\n  var query\n    , url = this\n    , protocol = url.protocol;\n\n  if (protocol && protocol.charAt(protocol.length - 1) !== ':') protocol += ':';\n\n  var result = protocol + (url.slashes ? '//' : '');\n\n  if (url.username) {\n    result += url.username;\n    if (url.password) result += ':'+ url.password;\n    result += '@';\n  }\n\n  result += url.host + url.pathname;\n\n  query = 'object' === typeof url.query ? stringify(url.query) : url.query;\n  if (query) result += '?' !== query.charAt(0) ? '?'+ query : query;\n\n  if (url.hash) result += url.hash;\n\n  return result;\n}\n\nUrl.prototype = { set: set, toString: toString };\n\n//\n// Expose the URL parser and some additional properties that might be useful for\n// others or testing.\n//\nUrl.extractProtocol = extractProtocol;\nUrl.location = lolcation;\nUrl.qs = qs;\n\nmodule.exports = Url;\n"]}
\ No newline at end of file