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 ? "inherit" : "hidden";
		if (isDomLoaded) {
			getElementById(id).style.visibility = v;
		}
		else {
			createCSS("#" + id, "visibility:" + v);
		}
	}
	
	function getTargetVersion(obj) {
	    if (!obj)
	        return 0;
		var c = obj.childNodes;
		var cl = c.length;
		for (var i = 0; i < cl; i++) {
			if (c[i].nodeType == 1 && c[i].nodeName.toLowerCase() == "object") {
			    c = c[i].childNodes;
			    cl = c.length;
			    i = 0;
			}     
			if (c[i].nodeType == 1 && c[i].nodeName.toLowerCase() == "param" && c[i].getAttribute("name") == "swfversion") {
			   return c[i].getAttribute("value"); 
			}
		}
		return 0;
	}
    
	function getExpressInstall(obj) {
	    if (!obj)
	        return "";
		var c = obj.childNodes;
		var cl = c.length;
		for (var i = 0; i < cl; i++) {
			if (c[i].nodeType == 1 && c[i].nodeName.toLowerCase() == "object") {
			    c = c[i].childNodes;
			    cl = c.length;
			    i = 0;
			}     
			if (c[i].nodeType == 1 && c[i].nodeName.toLowerCase() == "param" && c[i].getAttribute("name") == "expressinstall") { 
			    return c[i].getAttribute("value"); 
			}	       
		}
		return "";
	}
    
	return {
		/* Public API
			- Reference: http://code.google.com/p/swfobject/wiki/SWFObject_2_0_documentation
		*/ 
		registerObject: function(objectIdStr, swfVersionStr, xiSwfUrlStr) {
			if (!ua.w3cdom || !objectIdStr) {
				return;
			}
			var obj = document.getElementById(objectIdStr);
			var xi = getExpressInstall(obj);
			var regObj = {};
			regObj.id = objectIdStr;
			regObj.swfVersion = swfVersionStr ? swfVersionStr : getTargetVersion(obj);
			regObj.expressInstall = xiSwfUrlStr ? xiSwfUrlStr : ((xi != "") ? xi : 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;
				}
			} 
		}
		
	};

}();