var Porthole=(typeof Porthole=="undefined")||!Porthole?{}:Porthole;Porthole={trace:function(a){try{console.log("Porthole: "+a)}catch(b){}},error:function(a){try{console.error("Porthole: "+a)}catch(b){}}};Porthole.WindowProxy=function(){};Porthole.WindowProxy.prototype={postMessage:function(){},addEventListener:function(a){},removeEventListener:function(a){}};Porthole.WindowProxyLegacy=function(a,b){if(b===undefined){b=""}this.targetWindowName=b;this.eventListeners=[];this.origin=window.location.protocol+"//"+window.location.host;if(a!==null){this.proxyIFrameName=this.targetWindowName+"ProxyIFrame";this.proxyIFrameLocation=a;this.proxyIFrameElement=this.createIFrameProxy()}else{this.proxyIFrameElement=null}};Porthole.WindowProxyLegacy.prototype={getTargetWindowName:function(){return this.targetWindowName},getOrigin:function(){return this.origin},createIFrameProxy:function(){var a=document.createElement("iframe");a.setAttribute("id",this.proxyIFrameName);a.setAttribute("name",this.proxyIFrameName);a.setAttribute("src",this.proxyIFrameLocation);a.setAttribute("frameBorder","1");a.setAttribute("scrolling","auto");a.setAttribute("width",30);a.setAttribute("height",30);a.setAttribute("style","position: absolute; left: -100px; top:0px;");if(a.style.setAttribute){a.style.setAttribute("cssText","position: absolute; left: -100px; top:0px;")}document.body.appendChild(a);return a},postMessage:function(b,a){if(a===undefined){a="*"}if(this.proxyIFrameElement===null){Porthole.error("Can't send message because no proxy url was passed in the constructor")}else{sourceWindowName=window.name;this.proxyIFrameElement.setAttribute("src",this.proxyIFrameLocation+"#"+b+"&sourceOrigin="+escape(this.getOrigin())+"&targetOrigin="+escape(a)+"&sourceWindowName="+sourceWindowName+"&targetWindowName="+this.targetWindowName);this.proxyIFrameElement.height=this.proxyIFrameElement.height>50?50:100}},addEventListener:function(a){this.eventListeners.push(a);return a},removeEventListener:function(b){try{var a=this.eventListeners.indexOf(b);this.eventListeners.splice(a,1)}catch(c){this.eventListeners=[];Porthole.error(c)}},dispatchEvent:function(c){for(var b=0;b<this.eventListeners.length;b++){try{this.eventListeners[b](c)}catch(a){Porthole.error("Exception trying to call back listener: "+a)}}}};Porthole.WindowProxyHTML5=function(a,b){if(b===undefined){b=""}this.targetWindowName=b};Porthole.WindowProxyHTML5.prototype={postMessage:function(b,a){if(a===undefined){a="*"}if(this.targetWindowName===""){targetWindow=top}else{targetWindow=parent.frames[this.targetWindowName]}targetWindow.postMessage(b,a)},addEventListener:function(a){window.addEventListener("message",a,false);return a},removeEventListener:function(a){window.removeEventListener("message",a,false)},dispatchEvent:function(b){var a=document.createEvent("MessageEvent");a.initMessageEvent("message",true,true,b.data,b.origin,1,window,null);window.dispatchEvent(a)}};if(typeof window.postMessage!="function"){Porthole.trace("Using legacy browser support");Porthole.WindowProxy=Porthole.WindowProxyLegacy;Porthole.WindowProxy.prototype=Porthole.WindowProxyLegacy.prototype}else{Porthole.trace("Using built-in browser support");Porthole.WindowProxy=Porthole.WindowProxyHTML5;Porthole.WindowProxy.prototype=Porthole.WindowProxyHTML5.prototype}Porthole.WindowProxy.splitMessageParameters=function(c){if(typeof c=="undefined"||c===null){return null}var e=[];var d=c.split(/&/);for(var b in d){var a=d[b].split("=");if(typeof(a[1])=="undefined"){e[a[0]]=""}else{e[a[0]]=a[1]}}return e};Porthole.MessageEvent=function MessageEvent(c,a,b){this.data=c;this.origin=a;this.source=b};Porthole.WindowProxyDispatcher={forwardMessageEvent:function(c){var b=document.location.hash;if(b.length>0){b=b.substr(1);m=Porthole.WindowProxyDispatcher.parseMessage(b);if(m.targetWindowName===""){targetWindow=top}else{targetWindow=parent.frames[m.targetWindowName]}var a=Porthole.WindowProxyDispatcher.findWindowProxyObjectInWindow(targetWindow,m.sourceWindowName);if(a){if(a.origin==m.targetOrigin||m.targetOrigin=="*"){c=new Porthole.MessageEvent(m.data,m.sourceOrigin,a);a.dispatchEvent(c)}else{Porthole.error("Target origin "+a.origin+" does not match desired target of "+m.targetOrigin)}}else{Porthole.error("Could not find window proxy object on the target window")}}},parseMessage:function(b){if(typeof b=="undefined"||b===null){return null}params=Porthole.WindowProxy.splitMessageParameters(b);var a={targetOrigin:"",sourceOrigin:"",sourceWindowName:"",data:""};a.targetOrigin=unescape(params.targetOrigin);a.sourceOrigin=unescape(params.sourceOrigin);a.sourceWindowName=unescape(params.sourceWindowName);a.targetWindowName=unescape(params.targetWindowName);var c=b.split(/&/);if(c.length>3){c.pop();c.pop();c.pop();c.pop();a.data=c.join("&")}return a},findWindowProxyObjectInWindow:function(a,c){if(a.RuntimeObject){a=a.RuntimeObject()}if(a){for(var b in a){try{if(a[b]!==null&&typeof a[b]=="object"&&a[b] instanceof a.Porthole.WindowProxy&&a[b].getTargetWindowName()==c){return a[b]}}catch(d){}}}return null},start:function(){if(window.addEventListener){window.addEventListener("resize",Porthole.WindowProxyDispatcher.forwardMessageEvent,false)}else{if(document.body.attachEvent){window.attachEvent("onresize",Porthole.WindowProxyDispatcher.forwardMessageEvent)}else{Porthole.error("Can't attach resize event")}}}};