/*	sIFR (Scalable Inman Flash Replacement) Version 2.0 RC1
	Copyright 2004 Mike Davidson, Shaun Inman, Tomas Jogin and Mark Wubben

	This software is licensed under the CC-GNU LGPL <http://creativecommons.org/licenses/LGPL/2.1/>
*/

var hasFlash = function(){
	var nRequiredVersion = 6;	
	if(navigator.appVersion.indexOf("MSIE") != -1 && navigator.appVersion.indexOf("Windows") > -1){
		document.write('<script language="VBScript"\> \n');
		document.write('on error resume next \n');
		document.write('hasFlash = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash." & ' + nRequiredVersion + '))) \n');  
		document.write('<'+'/script\> \n');
		if(window.hasFlash != null){
			return window.hasFlash;
		};
	};
	if(navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"] && navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin){
		var flashDescription = (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]).description;
		var flashVersion = parseInt(flashDescription.charAt(flashDescription.indexOf(".") - 1));
		return flashVersion >= nRequiredVersion;
	};
	return false;
}();

String.prototype.normalize = function(){
	return this.replace(/\s+/g, " ");
};
if(Array.prototype.push == null){
	Array.prototype.push = function(item){
		this[this.length] = item;
		return this.length;
	};
};
if (!Function.prototype.apply){
	Function.prototype.apply = function(oScope, args) {
		var sarg = [];
		var rtrn, call;
		if (!oScope) oScope = window;
		if (!args) args = [];
		for (var i = 0; i < args.length; i++) {
			sarg[i] = "args["+i+"]";
		};
		call = "oScope.__applyTemp__(" + sarg.join(",") + ");";
		oScope.__applyTemp__ = this;
		rtrn = eval(call);
		oScope.__applyTemp__ = null;
		return rtrn;
	};
};

var parseSelector = function(){
	var reParseSelector = /^([^#\.>\`]*)(#|\.|\>|\`)(.+)$/;
	function parseSelector(sSelector, oParentNode, sMode){
		sSelector = sSelector.replace(" ", "`");
		var selector = sSelector.match(reParseSelector);
		var node, listNodes, listSubNodes, subselector;
		var listReturn = [];
		if(selector == null){ selector = [sSelector, sSelector]	};
		if(selector[1] == ""){ selector[1] = "*" };
		if(sMode == null){ sMode = "`" };
		switch(selector[2]){
			case "#":
				subselector = selector[3].match(reParseSelector);
				if(subselector == null){ subselector = [null, selector[3]] };
				node = 	document.getElementById(subselector[1]);
				if(node == null || (selector[1] != "*" && node.nodeName.toLowerCase() != selector[1].toLowerCase())){
					return listReturn;
				};
				if(subselector.length == 2){
					listReturn.push(node);
					return listReturn;	
				};
				return parseSelector(subselector[3], node, "#");
			case ".":
				if(sMode == "`"){
					listNodes = getElementsByTagName(oParentNode, selector[1]);
				} else {
					listNodes = oParentNode.childNodes;
				};
				for(var i = 0; i < listNodes.length; i++){
					node = listNodes[i];
					if(node.nodeType != 1){
						continue;	
					};
					subselector = selector[3].match(reParseSelector);
					if(subselector != null){
						if(node.className.match("\\b" + subselector[1] + "\\b") == null){
							continue;
						};
						listSubNodes = parseSelector(subselector[3], node, subselector[2]);
						listReturn = listReturn.concat(listSubNodes);	
					} else if(node.className.match("\\b" + selector[3] + "\\b") != null){
						listReturn.push(node);
					};
				};
				return listReturn;
			case ">":
				if(sMode == "`"){
					listNodes = getElementsByTagName(oParentNode, selector[1]);
				} else {
					listNodes = oParentNode.childNodes;
				};
				for(var i = 0; i < listNodes.length; i++){
					node = listNodes[i];
					if(node.nodeType != 1){
						continue;	
					};
					if(node.nodeName.toLowerCase() != selector[1].toLowerCase()){
						continue;
					};
					listSubNodes = parseSelector(selector[3], node, ">");
					listReturn = listReturn.concat(listSubNodes);	
				};
				return listReturn;
			case "`":
				listNodes = getElementsByTagName(oParentNode, selector[1]);
				for(var i = 0; i < listNodes.length; i++){
					node = listNodes[i];
					listSubNodes = parseSelector(selector[3], node, "`");
					listReturn = listReturn.concat(listSubNodes);	
				};
				return listReturn;
			default:
				listNodes = getElementsByTagName(oParentNode, selector[0]);
				for(var i = 0; i < listNodes.length; i++){
					listReturn.push(listNodes[i]);
				};
				return listReturn;
		};
	};
	
	function getElementsByTagName(oParentNode, sTagName){
		if(sTagName == "*" && oParentNode.all != null){
			return oParentNode.all;
		};
		return oParentNode.getElementsByTagName(sTagName);
	};
	
	return parseSelector;
}();

var sIFR = function(){
	if(window.hasFlash == false || !document.createElement || !document.getElementById){ return function(){return false} };
	if(document.documentElement){
		document.documentElement.className = document.documentElement.className.normalize() + (document.documentElement.className == "" ? "" : " ") + "sIFR-hasFlash";
	};
	var sNameSpaceURI = "http://www.w3.org/1999/xhtml";
	var UA = function(){ 
		var sUA = navigator.userAgent.toLowerCase();
		var oReturn =  {
			bIsKHTML: sUA.indexOf('safari') > -1 || sUA.indexOf('konqueror') > -1 || sUA.indexOf('omniweb') > -1,
			bIsOpera : sUA.indexOf('opera') > -1,
			bIsGecko : navigator.product != null && navigator.product.toLowerCase() == 'gecko',
			bIsXML : document.contentType != null && document.contentType.indexOf('xml') > -1
		};
		oReturn.bIsIE = sUA.indexOf('msie') > -1 && ! oReturn.bIsOpera && !oReturn.bIsKHTML && !oReturn.bIsGecko;
		return oReturn;
	}();

	var bIsInitialized = false;
	var stackReplaceElementArguments = [];
	
	function fetchContent(oNode, oNewNode, sCase){
		var sContent = "";
		var oSearch = oNode.firstChild;
		var oRemove, oRemovedNode, oTarget;
		while(oSearch){
			if(oSearch.nodeType == 3){
				switch(sCase){
					case "lower":
						sContent += oSearch.nodeValue.toLowerCase();
						break;
					case "upper":
						sContent += oSearch.nodeValue.toUpperCase();
						break;
					default:
						sContent += oSearch.nodeValue;
				};
			} else if(oSearch.nodeType == 1){
				if(oSearch.nodeName.toLowerCase() == "a"){
					if(oSearch.getAttribute("target")){
						oTarget = oSearch.getAttribute("target");
					} else {
						oTarget = "";
					};
					sContent += '<a href="' + oSearch.getAttribute("href") + '" target="' + oTarget + '">';
				};				
				if(oSearch.hasChildNodes){
					sContent += fetchContent(oSearch, null, sCase);
				};
				if(oSearch.nodeName.toLowerCase() == "a"){
					sContent += "</a>";
				};
			};
			oRemove = oSearch;
			oSearch = oSearch.nextSibling;
			if(oNewNode != null){
				oRemovedNode = oRemove.parentNode.removeChild(oRemove);
				oNewNode.appendChild(oRemovedNode);	
			};
		};
		return sContent;
	};
	
	function createElement(sTagName){
		if(document.createElementNS){
			return document.createElementNS(sNameSpaceURI, sTagName);	
		} else {
			return document.createElement(sTagName);
		};
	};

	function createObjectParameter(nodeObject, sName, sValue){
		var node = createElement("param");
		node.setAttribute("name", sName);	
		node.setAttribute("value", sValue);
		nodeObject.appendChild(node);
	};
	
	function replaceElement(sSelector, sFlashSrc, sColor, sLinkColor, sHoverColor, sBgColor, nPaddingTop, nPaddingRight, nPaddingBottom, nPaddingLeft, sFlashVars, sCase){
		if(!mayReplace()){
			return stackReplaceElementArguments.push(arguments);	
		};
		if(sFlashVars != null){
			sFlashVars = "&" + sFlashVars.normalize();
		} else {
			sFlashVars = "";	
		};
		var sWmode = (sBgColor == "transparent") ? "transparent" : "opaque";
		var node, sWidth, sHeight, sMargin, sPadding, sText, sVars, nodeAlternate, nodeFlash;
		var listNodes = parseSelector(sSelector, document);
		if(listNodes.length == 0){ return false };
		for(var i = 0; i < listNodes.length; i++){
			node = listNodes[i];
			if(node.className.match(/\bsIFR\-replaced\b/) != null){ continue; };
			sWidth = node.offsetWidth - nPaddingLeft - nPaddingRight;
			sHeight = node.offsetHeight - nPaddingTop - nPaddingBottom;
			nodeAlternate = createElement("span");
			nodeAlternate.className = "sIFR-alternate";
			sText = fetchContent(node, nodeAlternate, sCase);
			sText = sText.replace(/%\d{0}/g, "%25");
			sText = sText.replace(/\+/g, "%2B");
			sText = sText.replace(/&/g, "%26");
			sText = sText.replace(/\"/g, "%22");
			sText = sText.normalize();
			sVars = "txt=" + sText + sFlashVars + "&w=" + sWidth + "&h=" + sHeight;
			if (sColor != null){sVars += "&textcolor=" + sColor};
			if (sLinkColor != null){sVars += "&linkcolor=" + sLinkColor}; 
			if (sHoverColor != null){sVars += "&hovercolor=" + sHoverColor};
			node.className = node.className.normalize() + (node.className == ""  ? "" : " ") + "sIFR-replaced";
			if(UA.bIsOpera){
				nodeFlash = createElement("object");
				nodeFlash.setAttribute("type", "application/x-shockwave-flash");
				nodeFlash.setAttribute("data", sFlashSrc);
				createObjectParameter(nodeFlash, "quality", "high");
				createObjectParameter(nodeFlash, "wmode", sWmode);
				createObjectParameter(nodeFlash, "bgcolor", sBgColor);
				createObjectParameter(nodeFlash, "flashvars", sVars);
			} else {
				nodeFlash = createElement("embed");
				nodeFlash.setAttribute("src", sFlashSrc);
				nodeFlash.setAttribute("flashvars", sVars);
				nodeFlash.setAttribute("type", "application/x-shockwave-flash");
				nodeFlash.setAttribute("pluginspage", "http://www.macromedia.com/go/getflashplayer");
				nodeFlash.setAttribute("wmode", sWmode);
				nodeFlash.setAttribute("bgcolor", sBgColor);
			};
			nodeFlash.className = "sIFR-flash";
			nodeFlash.setAttribute("width", sWidth);
			nodeFlash.setAttribute("height", sHeight);
			nodeFlash.style.width = sWidth + "px";
			nodeFlash.style.height = sHeight + "px";
			node.appendChild(nodeFlash);
			node.appendChild(nodeAlternate);
			if(UA.bIsKHTML || UA.bIsIE){
				node.innerHTML += "";
			};
		};
	};
	
	function mayReplace(e){
		if(((UA.bIsXML && UA.bIsGecko || UA.bIsKHTML) && e == null && bIsInitialized == false) || document.getElementsByTagName("body").length == 0){
			return false;
		};
		return true;
	};
	
	function sIFR(e){
		if((!sIFR.bAutoInit && (window.event || e) != null) || !mayReplace(e)){
			return;	
		};
		bIsInitialized = true;
		for(var i = 0; i < stackReplaceElementArguments.length; i++){
			replaceElement.apply(null, stackReplaceElementArguments[i]);
		};
		stackReplaceElementArguments = [];
	};
	sIFR.replaceElement = replaceElement;
	sIFR.UA = UA;
	sIFR.bAutoInit = true;
	if(window.attachEvent){
		window.attachEvent("onload", sIFR);
	} else if(document.addEventListener || window.addEventListener){
		if(document.addEventListener){
			document.addEventListener("load", sIFR, false);	
		};
		if(window.addEventListener){
			window.addEventListener("load", sIFR, false);	
		};
	} else {
		if(typeof window.onload == "function"){
			var fOld = window.onload;
			window.onload = function(){ fOld(); sIFR(); };
		} else {
			window.onload = sIFR;
		};
	};

	return sIFR;
}();