/*!	SWFObject v2.0 <http://code.google.com/p/swfobject/>
	Copyright (c) 2007 Geoff Stearns, Michael Williams, and Bobby van der Sluis
	This software is released under the MIT License <http://www.opensource.org/licenses/mit-license.php>
*/
var swfobject=function(){
	var UNDEF="undefined",
		OBJECT="object",
		SHOCKWAVE_FLASH="Shockwave Flash",
		SHOCKWAVE_FLASH_AX="ShockwaveFlash.ShockwaveFlash",
		FLASH_MIME_TYPE="application/x-shockwave-flash",
		EXPRESS_INSTALL_ID="SWFObjectExprInst",
		
		win=window,
		doc=document,
		nav=navigator,
		
		domLoadFnArr=[],
		regObjArr=[],
		timer=null,
		storedAltContent=null,
		storedAltContentId=null,
		isDomLoaded=false,
		isExpressInstallActive=false;

	/* Centralized function for browser feature detection
		- Proprietary feature detection (conditional compiling) is used to detect Internet Explorer's features
		- User agent string detection is only used when no alternative is possible
		- Is executed directly for optimal performance
	*/	
	var ua=function(){
		var w3cdom=typeof doc.getElementById != UNDEF && typeof doc.getElementsByTagName != UNDEF && typeof doc.createElement != UNDEF && typeof doc.appendChild != UNDEF && typeof doc.replaceChild != UNDEF && typeof doc.removeChild != UNDEF && typeof doc.cloneNode != UNDEF,
			playerVersion=[0,0,0],
			d=null;
		if(typeof nav.plugins != UNDEF && typeof nav.plugins[SHOCKWAVE_FLASH] == OBJECT){
			d=nav.plugins[SHOCKWAVE_FLASH].description;
			if(d){
				d=d.replace(/^.*\s+(\S+\s+\S+$)/, "$1");
				playerVersion[0]=parseInt(d.replace(/^(.*)\..*$/, "$1"), 10);
				playerVersion[1]=parseInt(d.replace(/^.*\.(.*)\s.*$/, "$1"), 10);
				playerVersion[2]=/r/.test(d) ? parseInt(d.replace(/^.*r(.*)$/, "$1"), 10) : 0;
			}
		}
		else if(typeof win.ActiveXObject != UNDEF){
			var a=null, fp6Crash=false;
			try {
				a=new ActiveXObject(SHOCKWAVE_FLASH_AX + ".7");
			}
			catch(e){
				try { 
					a=new ActiveXObject(SHOCKWAVE_FLASH_AX + ".6");
					playerVersion=[6,0,21];
					a.AllowScriptAccess="always";  // Introduced in fp6.0.47
				}catch(e){
					if(playerVersion[0] == 6){
						fp6Crash=true;
					}
				}
				if(!fp6Crash){
					try {
						a=new ActiveXObject(SHOCKWAVE_FLASH_AX);
					}
					catch(e){}
				}
			}
			if(!fp6Crash && a){ // a will return null when ActiveX is disabled
				try {
					d=a.GetVariable("$version");  // Will crash fp6.0.21/23/29
					if(d){
						d=d.split(" ")[1].split(",");
						playerVersion=[parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
					}
				}
				catch(e){}
			}
		}
		var u=nav.userAgent.toLowerCase(),
			p=nav.platform.toLowerCase(),
			webkit=/webkit/.test(u) ? parseFloat(u.replace(/^.*webkit\/(\d+(\.\d+)?).*$/, "$1")) : false, // returns either the webkit version or false if not webkit
			ie=false,
			windows=p ? /win/.test(p) : /win/.test(u),
			mac=p ? /mac/.test(p) : /mac/.test(u);
		/*@cc_on
			ie=true;
			@if(@_win32)
				windows=true;
			@elif(@_mac)
				mac=true;
			@end
		@*/
		return { w3cdom:w3cdom, pv:playerVersion, webkit:webkit, ie:ie, win:windows, mac:mac };
	}();

	/* Cross-browser onDomLoad
		- Based on Dean Edwards' solution: http://dean.edwards.name/weblog/2006/06/again/
		- Will fire an event as soon as the DOM of a page is loaded (supported by Gecko based browsers - like Firefox -, IE, Opera9+, Safari)
	*/ 
	var onDomLoad=function(){
		if(!ua.w3cdom){
			return;
		}
		addDomLoadEvent(main);
		if(ua.ie && ua.win){
			try {  // Avoid a possible Operation Aborted error
				doc.write("<scr" + "ipt id=__ie_ondomload defer=true src=//:></scr" + "ipt>"); // String is split into pieces to avoid Norton AV to add code that can cause errors 
				var s=getElementById("__ie_ondomload");
				if(s){
					s.onreadystatechange=function(){
						if(this.readyState == "complete"){
							this.parentNode.removeChild(this);
							callDomLoadFunctions();
						}
					};
				}
			}
			catch(e){}
		}
		if(ua.webkit && typeof doc.readyState != UNDEF){
			timer=setInterval(function(){ if(/loaded|complete/.test(doc.readyState)){ callDomLoadFunctions(); }}, 10);
		}
		if(typeof doc.addEventListener != UNDEF){
			doc.addEventListener("DOMContentLoaded", callDomLoadFunctions, null);
		}
		addLoadEvent(callDomLoadFunctions);
	}();
	
	function callDomLoadFunctions(){
		if(isDomLoaded){
			return;
		}
		if(ua.ie && ua.win){ // Test if we can really add elements to the DOM; we don't want to fire it too early
			var s=createElement("span");
			try { // Avoid a possible Operation Aborted error
				var t=doc.getElementsByTagName("body")[0].appendChild(s);
				t.parentNode.removeChild(t);
			}
			catch (e){
				return;
			}
		}
		isDomLoaded=true;
		if(timer){
			clearInterval(timer);
			timer=null;
		}
		var dl=domLoadFnArr.length;
		for (var i=0; i < dl; i++){
			domLoadFnArr[i]();
		}
	}
	
	function addDomLoadEvent(fn){
		if(isDomLoaded){
			fn();
		}
		else{ 
			domLoadFnArr[domLoadFnArr.length]=fn; // Array.push() is only available in IE5.5+
		}
	}
	
	/* Cross-browser onload
		- Based on James Edwards' solution: http://brothercake.com/site/resources/scripts/onload/
		- Will fire an event as soon as a web page including all of its assets are loaded 
	 */
	function addLoadEvent(fn){
		if(typeof win.addEventListener != UNDEF){
			win.addEventListener("load", fn, false);
		}else if(typeof doc.addEventListener != UNDEF){
			doc.addEventListener("load", fn, false);
		}else if(typeof win.attachEvent != UNDEF){
			win.attachEvent("onload", fn);
		}else if(typeof win.onload == "function"){
			var fnOld=win.onload;
			win.onload=function(){
				fnOld();
				fn();
			};
		}else{
			win.onload=fn;
		}
	}
	
	/* Main function - Will preferably execute onDomLoad, otherwise onload (as a fallback) */
	function main(){ // Static publishing only
		var rl=regObjArr.length;
		for (var i=0; i < rl; i++){ // For each registered object element
			var id=regObjArr[i].id;
			if(ua.pv[0] > 0){
				var obj=getElementById(id);
				if(obj){
					regObjArr[i].width=obj.getAttribute("width") ? obj.getAttribute("width") : "0";
					regObjArr[i].height=obj.getAttribute("height") ? obj.getAttribute("height") : "0";
					if(hasPlayerVersion(regObjArr[i].swfVersion)){ // Flash plug-in version >= Flash content version: Houston, we have a match!
						if(ua.webkit && ua.webkit < 312){ // Older webkit engines ignore the object element's nested param elements
							fixParams(obj);
						}
						setVisibility(id, true);
					}else if(regObjArr[i].expressInstall && !isExpressInstallActive && hasPlayerVersion("6.0.65") && (ua.win || ua.mac)){ // Show the Adobe Express Install dialog if set by the web page author and if supported (fp6.0.65+ on Win/Mac OS only)
						showExpressInstall(regObjArr[i]);
					}else{ // Flash plug-in and Flash content version mismatch: display alternative content instead of Flash content
						displayAltContent(obj);
					}
				}
			}else{  // If no fp is installed, we let the object element do its job (show alternative content)
				setVisibility(id, true);
			}
		}
	}
	
	/* Fix nested param elements, which are ignored by older webkit engines
		- This includes Safari up to and including version 1.2.2 on Mac OS 10.3
		- Fall back to the proprietary embed element
	*/
	function fixParams(obj){
		var nestedObj=obj.getElementsByTagName(OBJECT)[0];
		if(nestedObj){
			var e=createElement("embed"), a=nestedObj.attributes;
			if(a){
				var al=a.length;
				for (var i=0; i < al; i++){
					if(a[i].nodeName.toLowerCase() == "data"){
						e.setAttribute("src", a[i].nodeValue);
					}else{
						e.setAttribute(a[i].nodeName, a[i].nodeValue);
					}
				}
			}
			var c=nestedObj.childNodes;
			if(c){
				var cl=c.length;
				for (var j=0; j < cl; j++){
					if(c[j].nodeType == 1 && c[j].nodeName.toLowerCase() == "param"){
						e.setAttribute(c[j].getAttribute("name"), c[j].getAttribute("value"));
					}
				}
			}
			obj.parentNode.replaceChild(e, obj);
		}
	}
	
	/* Fix hanging audio/video threads and force open sockets and NetConnections to disconnect
		- Occurs when unloading a web page in IE using fp8+ and innerHTML/outerHTML
		- Dynamic publishing only
	*/
	function fixObjectLeaks(id){
		if(ua.ie && ua.win && hasPlayerVersion("8.0.0")){
			win.attachEvent("onunload", function (){
				var obj=getElementById(id);
				if(obj){
					for (var i in obj){
						if(typeof obj[i] == "function"){
							obj[i]=function(){};
						}
					}
					obj.parentNode.removeChild(obj);
				}
			});
		}
	}
	
	/* Show the Adobe Express Install dialog - Reference: http://www.adobe.com/cfusion/knowledgebase/index.cfm?id=6a253b75 */
	function showExpressInstall(regObj){
		isExpressInstallActive=true;
		var obj=getElementById(regObj.id);
		if(obj){
			if(regObj.altContentId){
				var ac=getElementById(regObj.altContentId);
				if(ac){
					storedAltContent=ac;
					storedAltContentId=regObj.altContentId;
				}
			}else{
				storedAltContent=abstractAltContent(obj);
			}
			if(!(/%$/.test(regObj.width)) && parseInt(regObj.width, 10) < 310){
				regObj.width="310";
			}
			if(!(/%$/.test(regObj.height)) && parseInt(regObj.height, 10) < 137){
				regObj.height="137";
			}
			doc.title=doc.title.slice(0, 47) + " - Flash Player Installation";
			var pt=ua.ie && ua.win ? "ActiveX" : "PlugIn",
				dt=doc.title,
				fv="MMredirectURL=" + win.location + "&MMplayerType=" + pt + "&MMdoctitle=" + dt,
				replaceId=regObj.id;
			// For IE when a SWF is loading (AND: not available in cache) wait for the onload event to fire to remove the original object element
			// In IE you cannot properly cancel a loading SWF file without breaking browser load references, also obj.onreadystatechange doesn't work
			if(ua.ie && ua.win && obj.readyState != 4){
				var newObj=createElement("div");
				replaceId += "SWFObjectNew";
				newObj.setAttribute("id", replaceId);
				obj.parentNode.insertBefore(newObj, obj); // Insert placeholder div that will be replaced by the object element that loads expressinstall.swf
				obj.style.display="none";
				win.attachEvent("onload", function(){ obj.parentNode.removeChild(obj); });
			}
			createSWF({ data:regObj.expressInstall, id:EXPRESS_INSTALL_ID, width:regObj.width, height:regObj.height }, { flashvars:fv }, replaceId);
		}
	}
	/* Functions to abstract and display alternative content */
	function displayAltContent(obj){
		if(ua.ie && ua.win && obj.readyState != 4){
			// For IE when a SWF is loading (AND: not available in cache) wait for the onload event to fire to remove the original object element
			// In IE you cannot properly cancel a loading SWF file without breaking browser load references, also obj.onreadystatechange doesn't work
			var el=createElement("div");
			obj.parentNode.insertBefore(el, obj); // Insert placeholder div that will be replaced by the alternative content
			el.parentNode.replaceChild(abstractAltContent(obj), el);
			obj.style.display="none";
			win.attachEvent("onload", function(){ obj.parentNode.removeChild(obj); });
		}
		else{
			obj.parentNode.replaceChild(abstractAltContent(obj), obj);
		}
	}	

	function abstractAltContent(obj){
		var ac=createElement("div");
		if(ua.win && ua.ie){
			ac.innerHTML=obj.innerHTML;
		}
		else{
			var nestedObj=obj.getElementsByTagName(OBJECT)[0];
			if(nestedObj){
				var c=nestedObj.childNodes;
				if(c){
					var cl=c.length;
					for (var i=0; i < cl; i++){
						if(!(c[i].nodeType == 1 && c[i].nodeName.toLowerCase() == "param") && !(c[i].nodeType == 8)){
							ac.appendChild(c[i].cloneNode(true));
						}
					}
				}
			}
		}
		return ac;
	}
	/* Cross-browser dynamic SWF creation */
	function createSWF(attObj, parObj, id){
		var r, el=getElementById(id);
		if(typeof attObj.id == UNDEF){ // if no 'id' is defined for the object element, it will inherit the 'id' from the alternative content
			attObj.id=id;
		}
		if(ua.ie && ua.win){ // IE, the object element and W3C DOM methods do not combine: fall back to outerHTML
			var att="";
			for (var i in attObj){
				if(attObj[i] != Object.prototype[i]){ // Filter out prototype additions from other potential libraries, like Object.prototype.toJSONString=function(){}
					if(i == "data"){
						parObj.movie=attObj[i];
					}else if(i.toLowerCase() == "styleclass"){ // 'class' is an ECMA4 reserved keyword
						att += ' class="' + attObj[i] + '"';
					}else if(i != "classid"){
						att += ' ' + i + '="' + attObj[i] + '"';
					}
				}
			}
			var par="";
			for (var j in parObj){
				if(parObj[j] != Object.prototype[j]){ // Filter out prototype additions from other potential libraries
					par += '<param name="' + j + '" value="' + parObj[j] + '" />';
				}
			}
			el.outerHTML='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"' + att + '>' + par + '</object>';
			fixObjectLeaks(attObj.id); // This bug affects dynamic publishing only
			r=getElementById(attObj.id);	
		}else if(ua.webkit && ua.webkit < 312){ // Older webkit engines ignore the object element's nested param elements: fall back to the proprietary embed element
			var e=createElement("embed");
			e.setAttribute("type", FLASH_MIME_TYPE);
			for (var k in attObj){
				if(attObj[k] != Object.prototype[k]){ // Filter out prototype additions from other potential libraries
					if(k == "data"){
						e.setAttribute("src", attObj[k]);
					}else if(k.toLowerCase() == "styleclass"){ // 'class' is an ECMA4 reserved keyword
						e.setAttribute("class", attObj[k]);
					}else if(k != "classid"){ // Filter out IE specific attribute
						e.setAttribute(k, attObj[k]);
					}
				}
			}
			for (var l in parObj){
				if(parObj[l] != Object.prototype[l]){ // Filter out prototype additions from other potential libraries
					if(l != "movie"){ // Filter out IE specific param element
						e.setAttribute(l, parObj[l]);
					}
				}
			}
			el.parentNode.replaceChild(e, el);
			r=e;
		}else{ // Well-behaving browsers
			var o=createElement(OBJECT);
			o.setAttribute("type", FLASH_MIME_TYPE);
			for (var m in attObj){
				if(attObj[m] != Object.prototype[m]){ // Filter out prototype additions from other potential libraries
					if(m.toLowerCase() == "styleclass"){ // 'class' is an ECMA4 reserved keyword
						o.setAttribute("class", attObj[m]);
					}
					else if(m != "classid"){ // Filter out IE specific attribute
						o.setAttribute(m, attObj[m]);
					}
				}
			}
			for (var n in parObj){
				if(parObj[n] != Object.prototype[n] && n != "movie"){ // Filter out prototype additions from other potential libraries and IE specific param element
					createObjParam(o, n, parObj[n]);
				}
			}
			el.parentNode.replaceChild(o, el);
			r=o;
		}
		return r;
	}
	
	function createObjParam(el, pName, pValue){
		var p=createElement("param");
		p.setAttribute("name", pName);	
		p.setAttribute("value", pValue);
		el.appendChild(p);
	}
	
	function getElementById(id){
		return doc.getElementById(id);
	}
	
	function createElement(el){
		return doc.createElement(el);
	}
	
	function hasPlayerVersion(rv){
		var pv=ua.pv, v=rv.split(".");
		v[0]=parseInt(v[0], 10);
		v[1]=parseInt(v[1], 10);
		v[2]=parseInt(v[2], 10);
		return (pv[0] > v[0] || (pv[0] == v[0] && pv[1] > v[1]) || (pv[0] == v[0] && pv[1] == v[1] && pv[2] >= v[2])) ? true : false;
	}
	
	/* Cross-browser dynamic CSS creation
		- Based on Bobby van der Sluis' solution: http://www.bobbyvandersluis.com/articles/dynamicCSS.php
	*/	
	function createCSS(sel, decl){
		if(ua.ie && ua.mac){
			return;
		}
		var h=doc.getElementsByTagName("head")[0], s=createElement("style");
		s.setAttribute("type", "text/css");
		s.setAttribute("media", "screen");
		if(!(ua.ie && ua.win) && typeof doc.createTextNode != UNDEF){
			s.appendChild(doc.createTextNode(sel + " {" + decl + "}"));
		}
		h.appendChild(s);
		if(ua.ie && ua.win && typeof doc.styleSheets != UNDEF && doc.styleSheets.length > 0){
			var ls=doc.styleSheets[doc.styleSheets.length - 1];
			if(typeof ls.addRule == OBJECT){
				ls.addRule(sel, decl);
			}
		}
	}
	
	function setVisibility(id, isVisible){
		var v=isVisible ? "visible" : "hidden";
		if(isDomLoaded){
			getElementById(id).style.visibility=v;
		}else{
			createCSS("#" + id, "visibility:" + v);
		}
	}
	
	return {
		/* Public API
			- Reference: http://code.google.com/p/swfobject/wiki/SWFObject_2_0_documentation
		*/ 
		registerObject: function(objectIdStr, swfVersionStr, xiSwfUrlStr){
			if(!ua.w3cdom || !objectIdStr || !swfVersionStr){
				return;
			}
			var regObj={};
			regObj.id=objectIdStr;
			regObj.swfVersion=swfVersionStr;
			regObj.expressInstall=xiSwfUrlStr ? xiSwfUrlStr : false;
			regObjArr[regObjArr.length]=regObj;
			setVisibility(objectIdStr, false);
		},
		
		getObjectById: function(objectIdStr){
			var r=null;
			if(ua.w3cdom && isDomLoaded){
				var o=getElementById(objectIdStr);
				if(o){
					var n=o.getElementsByTagName(OBJECT)[0];
					if(!n || (n && typeof o.SetVariable != UNDEF)){
				    	r=o;
					}else if(typeof n.SetVariable != UNDEF){
						r=n;
					}
				}
			}
			return r;
		},
		
		embedSWF: function(swfUrlStr, replaceElemIdStr, widthStr, heightStr, swfVersionStr, xiSwfUrlStr, flashvarsObj, parObj, attObj){
			if(!ua.w3cdom || !swfUrlStr || !replaceElemIdStr || !widthStr || !heightStr || !swfVersionStr){
				return;
			}
			widthStr += ""; // Auto-convert to string to make it idiot proof
			heightStr += "";
			if(hasPlayerVersion(swfVersionStr)){
				setVisibility(replaceElemIdStr, false);
				var att=(typeof attObj == OBJECT) ? attObj : {};
				att.data=swfUrlStr;
				att.width=widthStr;
				att.height=heightStr;
				var par=(typeof parObj == OBJECT) ? parObj : {};
				if(typeof flashvarsObj == OBJECT){
					for (var i in flashvarsObj){
						if(flashvarsObj[i] != Object.prototype[i]){ // Filter out prototype additions from other potential libraries
							if(typeof par.flashvars != UNDEF){
								par.flashvars += "&" + i + "=" + flashvarsObj[i];
							}
							else{
								par.flashvars=i + "=" + flashvarsObj[i];
							}
						}
					}
				}
				addDomLoadEvent(function(){
					createSWF(att, par, replaceElemIdStr);
					if(att.id == replaceElemIdStr){
						setVisibility(replaceElemIdStr, true);
					}
				});
			}
			else if(xiSwfUrlStr && !isExpressInstallActive && hasPlayerVersion("6.0.65") && (ua.win || ua.mac)){
				setVisibility(replaceElemIdStr, false);
				addDomLoadEvent(function(){
					var regObj={};
					regObj.id=regObj.altContentId=replaceElemIdStr;
					regObj.width=widthStr;
					regObj.height=heightStr;
					regObj.expressInstall=xiSwfUrlStr;
					showExpressInstall(regObj);
				});
			}
		},
		
		getFlashPlayerVersion: function(){
			return { major:ua.pv[0], minor:ua.pv[1], release:ua.pv[2] };
		},
		
		hasFlashPlayerVersion:hasPlayerVersion,
		
		createSWF: function(attObj, parObj, replaceElemIdStr){
			if(ua.w3cdom && isDomLoaded){
				return createSWF(attObj, parObj, replaceElemIdStr);
			}else{
				return undefined;
			}
		},
		
		createCSS: function(sel, decl){
			if(ua.w3cdom){
				createCSS(sel, decl);
			}
		},
		
		addDomLoadEvent:addDomLoadEvent,
		
		addLoadEvent:addLoadEvent,
		
		getQueryParamValue: function(param){
			var q=doc.location.search || doc.location.hash;
			if(param == null){
				return q;
			}
		 	if(q){
				var pairs=q.substring(1).split("&");
				for (var i=0; i < pairs.length; i++){
					if(pairs[i].substring(0, pairs[i].indexOf("=")) == param){
						return pairs[i].substring((pairs[i].indexOf("=") + 1));
					}
				}
			}
			return "";
		},
		
		// For internal usage only
		expressInstallCallback: function(){
			if(isExpressInstallActive && storedAltContent){
				var obj=getElementById(EXPRESS_INSTALL_ID);
				if(obj){
					obj.parentNode.replaceChild(storedAltContent, obj);
					if(storedAltContentId){
						setVisibility(storedAltContentId, true);
						if(ua.ie && ua.win){
							storedAltContent.style.display="block";
						}
					}
					storedAltContent=null;
					storedAltContentId=null;
					isExpressInstallActive=false;
				}
			} 
		}
		
	};

}();