/*
	Tereza - virtualni internetova asistentka
	Autori:     Jakub Ouhrabka <jakub.ouhrabka@comgate.cz>
	            Ondrej Balaz <ondrej.balaz@comgate.cz>

	Copyright (C)2008 ComGate a.s.
*/

/* Pozn.: funkce s prefixem _ by nemely byt pouzivany jinde nez v tomto kodu */

/* -------------------------------------------------------------------------
 * KONSTANTY
 * ------------------------------------------------------------------------- */
var TEREZA_PREFIX="http://www.comgate.cz/tereza/";
var TEREZA_POPUP_URL="http://www.comgate.cz/tereza/tereza.html?tereza_host=popup";
var TEREZA_POPUP_DEMO_URL="http://www.comgate.cz/tereza/tereza.html?tereza_host=popup";
var TEREZA_MIDDLEWARE="http://tereza.comgate.cz/tereza_comgate_1/www/webservice/xml";
var TEREZA_MEDIA="http://tereza.comgate.cz/tereza_comgate_1/www/mp3/";

var TEREZA_TAG="produkce";
var TEREZA_APPID="comgate_cz";          // ZMENIT tohle cookie se da chytat ve strankach
var TEREZA_GRAFV="start";
var TEREZA_DEMO_FRAME="demoframe";      // nazev ramce obsahujiciho demo stranky (ostre)
var TEREZA_MODE="embed";                // embed/popup
var TEREZA_ID="Tereza";                 // id elementu hosticiho Terezu !!!! NESMI BYT STEJNE JAKO TEREZA_FLASH_ID !!!!
var TEREZA_FLASH_ID="TerezaInst";       // id elementu flashoveho objektu !!!! NESMI BYT STEJNE JAKO TEREZA_ID !!!!
var TEREZA_POPUP_POS_TOP = 200;
var TEREZA_POPUP_POS_LEFT = 1020;
var TEREZA_DEBUG = true;
var TEREZA_FLASH_VER = "1";


/* Aktualni instance */
var tereza_attr = new Array();
tereza_attr["init"] = false;
tereza_attr["load"] = false;
tereza_attr["demo"] = false;
tereza_attr["mode"] = TEREZA_MODE;
tereza_attr["parent"] = null;
tereza_attr["show"] = false;
tereza_attr["flash_suffix"] = "vert";
tereza_attr["frame"] = null;
tereza_attr["hostedpopup"] = false;     // je tereza v okne?
tereza_attr["edit_posx"] = 312;
tereza_attr["edit_posy"] = 144;
tereza_attr["grafv"] = TEREZA_GRAFV;


/* Nastaveni/tweaky browseru */
//var fixMozillaZIndex = true;
var tereza_parent_window = window.opener;
var tereza_popup = null;
var tereza_afterToggle = false;


/* -------------------------------------------------------------------------
 * PUBLIC METODY
 * ------------------------------------------------------------------------- */


/** Zinicializuje Terezu (nesaha do DOM, protoze jeste neexistuje). Tuto funkci
 *  volame zpravidla nekdy na onload dokumentu (ve <script> z <head>) a rekneme
 *  jeji pomoci jak ma Tereza vypadat a co s ni vsechno ma jit udelat.
 *  @param string mode              mod Terezy (embed/popup) (predava se flashi
 *                                  kvuli getURL
 *  @param string parent_elem       pro embed mod rodicovsky element
 *  @param string flash_suffix      suffix nazvu flashove animace (prepinani
 *                                  mezi nekolika mody)
 *  @param int p_top                absolutni pozice shora (embed i popup)
 *  @param int p_left               absolutni pozice zleva (embed i popup)
 *  @param int widht                sirka (embed i popup) 
 *  @param int height               vyska (embed i popup) 
 *  @param boolean show             zobrazit/nezobrazit hned (embed i popup) 
 *  @param boolean overrideCookie   ma se zpracovavat cookie (FALSE=ano) */
function
terezaInit(mode, parent_elem, flash_suffix, p_top, p_left, width, height, defaultShow, overrideCookie, grafv)
{
	tereza_attr["mode"] = mode;
	tereza_attr["hostedpopup"] = false;
	tereza_attr["parent"] = parent_elem;
	tereza_attr["top"] = p_top;
	tereza_attr["left"] = p_left;
	tereza_attr["width"] = width;
	tereza_attr["height"] = height;
	tereza_attr["flash_suffix"] = flash_suffix;
	tereza_attr["show"] = defaultShow;
	tereza_attr["grafv"] = grafv;

	/* DEMO mod */
	if(_terezaURLParam("tereza_demo") == "true")
		tereza_attr["demo"] = true;

	/* nacist popup mod z URL */
	if(_terezaURLParam("tereza_host") == "popup" && tereza_attr["mode"] != "popup")
	{
		tereza_attr["hostedpopup"] = true;
		tereza_popup = window;
	}

	/* pokud uz nevim mod, zkusim ho zjistit */
	if(tereza_attr["hostedpopup"] == false)
	{
		var tmp_mode = _terezaGetCookie("mode");
		if(tmp_mode == "embed" || tmp_mode == "popup")
			tereza_attr["mode"] = tmp_mode;

		_terezaSetCookie("mode", tereza_attr["mode"]);
	}

	/* zpracuju vzhledove cookies */
	var tmp;

	tmp = _terezaGetCookie("width");
	if(tmp != null)
		tereza_attr["width"] = tmp;

	tmp = _terezaGetCookie("height");
	if(tmp != null)
		tereza_attr["height"] = tmp;

	tmp = _terezaGetCookie("flashsuffix");
	if(tmp == "horz" || tmp == "vert")
		tereza_attr["flash_suffix"] = tmp;

	/* ukladam jen pokud nejsem uvnitr popupu (hostitelska stranka) */
	_terezaSetCookie("width", tereza_attr["width"]);
	_terezaSetCookie("height", tereza_attr["height"]);
	_terezaSetCookie("flashsuffix", tereza_attr["flash_suffix"]);

	/* zpracuju cookie pro show (jen nekdy) */
	if(overrideCookie == false)
	{
		var tmp_show = _terezaGetCookie("show");
		if(tmp_show != null && (tmp_show == "true" || tmp_show == "false"))
			tereza_attr["show"] = tmp_show == "true" ? true : false;
		else
		{
//			alert(defaultShow);
			tereza_attr["show"] = defaultShow;
		}
	}

	//_terezaSetCookie("show", tereza_attr["show"]);

	/* Tereza je zinicializovana */
	tereza_attr["init"] = true;
}


/** Vytvori instanci Terezy na zaklade predanych parametru */
function
terezaInst()
{
	if(!tereza_attr["init"])
		return false;

	switch(tereza_attr["mode"])
	{
		case "embed":
			_terezaInstEmbed();
			break;

		case "popup":
			if(tereza_attr["hostedpopup"] == false)
				_terezaInstPopup();
			break;

		default:
			return false;
	}

	tereza_attr["load"] = true;

	/* onclose event pro popup okno Terezy */
	if(tereza_attr["hostedpopup"] == true)
	{
		window.onunload = function() {
			if(tereza_afterToggle == false)
			{
				_terezaSetCookie("show", false);
			}
		}
	}
}


/** Znici instanci Terezy. */
function
terezaUninst()
{
	switch(tereza_attr["mode"])
	{
		case "embed":
			var obj = document.getElementById(TEREZA_ID);
			obj.parentNode.removeChild(obj);
			tereza_attr["load"] = false;

			// zrusime fix
			var o;
			if(o = document.getElementById("terezafix")) 
				o.style.display = "none";
			break;

		case "popup":
			if(tereza_popup)
				tereza_popup.close();
			break;

		default:
			return false;
	}
}


/** Zobrazi instanci Terezy pro Onload (tj. pokud je show true tak ano
 *  jinak ne */
function
terezaShowOnLoad()
{
	if(!tereza_attr["init"])
		return false;

	if(tereza_attr["show"] == true)
		terezaShow();

	return;
}


/** Zobrazi instanci Terezy. Pokud instance vubec neexistuje, zavola
 *  terezaInst() */
function
terezaShow()
{
	if(!tereza_attr["init"])
		return;

	tereza_attr["show"] = true;

	if(!tereza_attr["load"] || tereza_attr["mode"] == "popup")
		terezaInst();

	switch(tereza_attr["mode"])
	{
		case "embed":
			var obj = document.getElementById(TEREZA_ID);
			obj.style.display = "block";
			break;

		case "popup":
			if(tereza_popup)
				tereza_popup.focus();
			break;
	}

	_terezaSetCookie("show", true);
}


/** Schova Terezu. */
function
terezaHide()
{
	if(!tereza_attr["init"])
		return false;

	tereza_attr["show"] = false;

	// hack crossdomain oznameni o skryti
	_terezaSetCookie("show", false);

	switch(tereza_attr["mode"])
	{
		case "embed":
			if(tereza_attr["load"])
			{
				var obj = document.getElementById(TEREZA_ID);
				obj.style.display = "none";

				// zrusime fix
				var o;
				if(o = document.getElementById("terezafix")) 
					o.style.display = "none";
				if(o = document.getElementById("nonterezaheader")) 
					o.style.display = "block";
			}
			break;

		case "popup":
			if(tereza_popup)
					terezaUninst();
			break;

		default: 
			return false;
	}


	// pouzijeme obrazek kvuli crossdomain
	//reqObj.src = TEREZA_MIDDLEWARE + "akce=skryt&url=http://www.comgate.cz";
}


/** Prepne Terezu mezi mody embed/popup. 
 *  @param string mode          novy mod 
 *  @param string flash_suffix  novy suffix animace 
 *  @param int width            sirka 
 *  @param int height           vyska */
function
terezaModeToggle(mode, flash_suffix, width, height)
{
	var old_mode = tereza_attr["mode"];
	tereza_afterToggle = true;

	terezaUninst();

	tereza_attr["mode"] = mode;
	tereza_attr["flash_suffix"] = flash_suffix;
	tereza_attr["width"] = width;
	tereza_attr["height"] = height;

	_terezaSetCookie("mode", tereza_attr["mode"]);
	_terezaSetCookie("width", tereza_attr["width"]);
	_terezaSetCookie("height", tereza_attr["height"]);
	_terezaSetCookie("flashsuffix", tereza_attr["flash_suffix"]);

	if(old_mode == "popup")
	{
		_terezaSetCookie("show", tereza_attr["show"]);
		window.opener.location.reload();
	}
	else
		terezaInst();
}


/** Odesle text Flashovemu objektu terezy.
 *  @param string query             dotaz */
function
terezaFlashQuery(query)
{
	obj = document.getElementById(TEREZA_FLASH_ID);
	obj.flashQuery(query);
}


/** Vrati BOOLEAN podle toho jestli je tereza zobrazena nebo ne.
 *  @return boolean */
function
terezaGetVisible()
{
	return tereza_attr["show"];
}


/** Provede redirect.
 *  @param string url               cilove url */
function
terezaGetURL(url)
{
	if(tereza_popup)
	{
		if(tereza_attr["frame"])
			window.opener.getElementById(tereza_attr["frame"]).src = url;
		else
			window.opener.location = url;
	}
	else
	{
		window.location = url;
	}
}


/** Nastavi frame ve kterem Tereza meni URL.
 *  @param string frame             nazev frame */
function
terezaSetFrame(frame)
{
	tereza_attr["frame"] = frame;
}


function
terezaDEMOInit()
{
	tereza_attr["demo"] = true;

	/* unset cookies */
	_terezaUnsetCookie("mode");
	_terezaUnsetCookie("width");
	_terezaUnsetCookie("height");
	_terezaUnsetCookie("flashsuffix");
	_terezaUnsetCookie("show");

	TEREZA_POPUP_URL = TEREZA_POPUP_DEMO_URL; 
}


function 
terezaDEMOGetURL(url)
{
	window.opener.clientframe.location = url;
}


/* -------------------------------------------------------------------------
 * PRIVATNI METODY
 * ------------------------------------------------------------------------- */


/** Vytvori instanci embedded Terezy. */
function
_terezaInstEmbed()
{
	var div = document.createElement("div");
	/* html */
	div.id = TEREZA_ID;
	/* css */
	div.style.position = "absolute";
	div.style.zIndex = "5";
	div.style.background = "#fff";
	div.style.top = tereza_attr["top"] + "px";
	div.style.left = tereza_attr["left"] + "px";
	div.style.width = tereza_attr["width"] + "px";
	div.style.height = tereza_attr["height"] + "px";

	if(!tereza_attr["show"])
		div.style.display = "none";
	else
		div.style.display = "block";

	var parent_obj = null;
	if(tereza_attr["parent"] == null)
		parent_obj = document.body;
	else
	{
		parent_obj = document.getElementById(tereza_attr["parent"]);
		if(!parent_obj)
			parent_obj = document.body;
	}

	if(tereza_attr["hostedpopup"])
	{
		tereza_attr["mode"] = "popup";
	}

	parent_obj.appendChild(div);

	// Protoze swfobject NAHRAZUJE element flashem, musime uvnitr pozicovaciho
	// divu vytvorit jeste holder.
	var swfobj_div = document.createElement("div");
	swfobj_div.id = TEREZA_ID + "_flashreplace";
	// TODO: nejaka hlaska o flashi

	div.appendChild(swfobj_div);

	_terezaInsertFlash(swfobj_div);
	if(tereza_attr["show"] == true)
		_terezaSetCookie("show", tereza_attr["show"]);
}

/** Vytvori instanci popup Terezy. */
function
_terezaInstPopup()
{
	if(!tereza_attr["show"])
		return false;

	popup = window.open("", TEREZA_ID,
		"menu=no," +
		"resizeable=no," +
		"toolbar=no," +
		"location=no," +
		"scrollbar=no," +
		"statbar=no," +
		"width=" + tereza_attr["width"] + "," +
		"height=" + tereza_attr["height"] + "," +
		"top=" + TEREZA_POPUP_POS_TOP + "," +
		"left=" + TEREZA_POPUP_POS_LEFT
	);
	/* okno chceme otevrit jen jednou */
	var popup_loc = TEREZA_POPUP_URL;
	if(tereza_attr["demo"] == true)
	{
		popup_loc = popup_loc + "&tereza_demo=true";
	}

	if(popup && popup.document.location != popup_loc) 
	{
		popup.document.title = 'TEREZA';

		if(!popup.opener)
			popup.opener = self;
		if(window.focus)
			popup.focus();

		popup.location = popup_loc;
	}

	if(tereza_attr["show"] == true)
		_terezaSetCookie("show", tereza_attr["show"]);
}


/** Vlozi flashovou animaci. */
function
_terezaInsertFlash(obj)
{
	if(!obj)
		return false;

	var wmode = "transparent";
	if(tereza_attr["hostedpopup"] == true)
	{
		wmode = "windowed";
		tereza_attr["allowEditor"] = "internal";
	}

	// parametry
	var flash_params = {
		wmode: wmode,
		allowscriptaccess: "always",
		menu: "false",
		quality: "high",
		bgcolor: "#ffffff"
	};

	// atributy
	var flash_attrs = {
		id: TEREZA_FLASH_ID,
		name: TEREZA_FLASH_ID
	};

	// predavane promenne
	var flash_vars = {
		tag: TEREZA_TAG,
		appid: TEREZA_APPID,
		mode: tereza_attr["mode"],
		demo: tereza_attr["demo"],
		url_webservice: TEREZA_MIDDLEWARE,
		url_media: TEREZA_MEDIA,
		grafv: tereza_attr["grafv"]
	};

	var obj_id = obj.id;

	swfobject.embedSWF(
		TEREZA_PREFIX + "/tereza_XML_" + tereza_attr["flash_suffix"] + "-" + TEREZA_FLASH_VER + ".swf",
		obj_id,
		tereza_attr["width"],
		tereza_attr["height"],
		"9.0.0",
		TEREZA_PREFIX + "/express_install.swf",
		flash_vars,
		flash_params,
		flash_attrs);
	// odstranit ramecek
	swfobject.createCSS("object", "border:none; outline:none;");
}


/** Ulozi cookie citelne metodou _terezaGetCookie.
 *  @param string key               klic promenne
 *  @param string value             hodnota promenne */
function
_terezaSetCookie(key, value)
{
	var expire_date=new Date();
	expire_date.setDate(expire_date.getDate()+1);

	document.cookie = TEREZA_APPID + "_" + escape(key) + "=" + escape(value) 
		+ ";path=/;expires=" + expire_date.toGMTString();

	return value;
}


/** Vymaze cookie citelne metodou _terezaGetCookie.
 *  @param string key               klic promenne */
function
_terezaUnsetCookie(key)
{
	var expire_date=new Date();
	expire_date.setDate(expire_date.getDate()-1);

	document.cookie = TEREZA_APPID + "_" + escape(key) + "="
		+ ";path=/;expires=" + expire_date.toGMTString();

	return null;
}


/** Nacte z cookie hodnotu k pozadovanemu klici,
 *  @param string key               klic promenne
 *  @return string                  nacitana hodnota */
function 
_terezaGetCookie(key)
{
	var cookie_name = TEREZA_APPID + "_" + escape(key) + '=';
	var retval;

	var c_ar = document.cookie.split(';');
	for(var i=0; i < c_ar.length; i++) 
	{
		var cookie = c_ar[i];
		
		while (cookie.charAt(0)==' ') 
			cookie = cookie.substring(1,cookie.length);

		if (cookie.indexOf(cookie_name) == 0) 
			return cookie.substring(cookie_name.length,cookie.length);
	}

	return null;
}


/** Natahne GET parametr z URL podle zadaneho klice.
 *  @param string key               klic promenne
 *  @return string                  obsah promenne */
function 
_terezaURLParam(key)
{
	key = key.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
	var regexS = "[\\?&]"+key+"=([^&#]*)";
	var regex = new RegExp(regexS);
	var results = regex.exec(window.location.href);
	if(results == null)
		return null;
	else
		return results[1];
}


/** Odesle request na Middleware. POZOR NA SANDBOX. Middleware musi existovat 
 *  ve stejne domene.
 *  @param string query             dotaz */
function
_terezaActionMW(query)
{
	http_req = false;
	if(window.XMLHttpRequest) 
	{ 
		// Mozilla, Safari,...
		http_req = new XMLHttpRequest();
		if(http_req.overrideMimeType) 
		{
			http_req.overrideMimeType('text/xml');
		}
	} else if(window.ActiveXObject) { 
		// IE
		try {
			http_req = new ActiveXObject("Msxml2.XMLHTTP");
		} catch(e) {
			try {
				http_req = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}

	if(!http_req)
		return null;

	/* odeslat pozadavek */
	http_req.open('GET', TEREZA_MIDDLEWARE + query, true);
	http_req.send(null);
}


/* -------------------------------------------------------------------------
 * EOF 
 * ------------------------------------------------------------------------- */
/*! SWFObject v2.1 <http://code.google.com/p/swfobject/>
	Copyright (c) 2007-2008 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 = [],
		objIdArr = [],
		listenersArr = [],
		script,
		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,
			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 && !(typeof nav.mimeTypes != UNDEF && nav.mimeTypes[FLASH_MIME_TYPE] && !nav.mimeTypes[FLASH_MIME_TYPE].enabledPlugin)) { // navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin indicates whether plug-ins are enabled or disabled in Safari 3+
				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 
				script = getElementById("__ie_ondomload");
				if (script) {
					addListener(script, "onreadystatechange", checkReadyState);
				}
			}
			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 checkReadyState() {
		if (script.readyState == "complete") {
			script.parentNode.removeChild(script);
			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) {
			addListener(win, "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 == "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 == "PARAM") {
						e.setAttribute(c[j].getAttribute("name"), c[j].getAttribute("value"));
					}
				}
			}
			obj.parentNode.replaceChild(e, 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";
				var fn = function() {
					obj.parentNode.removeChild(obj);
				};
				addListener(win, "onload", fn);
			}
			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";
			var fn = function() {
				obj.parentNode.removeChild(obj);
			};
			addListener(win, "onload", fn);
		}
		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 == "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 (el) {
			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.toLowerCase() == "data") {
							parObj.movie = attObj[i];
						}
						else if (i.toLowerCase() == "styleclass") { // 'class' is an ECMA4 reserved keyword
							att += ' class="' + attObj[i] + '"';
						}
						else if (i.toLowerCase() != "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>';
				objIdArr[objIdArr.length] = attObj.id; // Stored to fix object 'leaks' on unload (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.toLowerCase() == "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.toLowerCase() != "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.toLowerCase() != "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.toLowerCase() != "classid") { // Filter out IE specific attribute
							o.setAttribute(m, attObj[m]);
						}
					}
				}
				for (var n in parObj) {
					if (parObj[n] != Object.prototype[n] && n.toLowerCase() != "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);
	}
	
	/* Cross-browser SWF removal
		- Especially needed to safely and completely remove a SWF in Internet Explorer
	*/
	function removeSWF(id) {
		var obj = getElementById(id);
		if (obj && (obj.nodeName == "OBJECT" || obj.nodeName == "EMBED")) {
			if (ua.ie && ua.win) {
				if (obj.readyState == 4) {
					removeObjectInIE(id);
				}
				else {
					win.attachEvent("onload", function() {
						removeObjectInIE(id);
					});
				}
			}
			else {
				obj.parentNode.removeChild(obj);
			}
		}
	}
	
	function removeObjectInIE(id) {
		var obj = getElementById(id);
		if (obj) {
			for (var i in obj) {
				if (typeof obj[i] == "function") {
					obj[i] = null;
				}
			}
			obj.parentNode.removeChild(obj);
		}
	}
	
	/* Functions to optimize JavaScript compression
	*/
	function getElementById(id) {
		var el = null;
		try {
			el = doc.getElementById(id);
		}
		catch (e) {}
		return el;
	}
	
	function createElement(el) {
		return doc.createElement(el);
	}
	
	/* Updated attachEvent function for Internet Explorer
		- Stores attachEvent information in an Array, so on unload the detachEvent functions can be called to avoid memory leaks
	*/	
	function addListener(target, eventType, fn) {
		target.attachEvent(eventType, fn);
		listenersArr[listenersArr.length] = [target, eventType, fn];
	}
	
	/* Flash Player and SWF content version matching
	*/
	function hasPlayerVersion(rv) {
		var pv = ua.pv, v = rv.split(".");
		v[0] = parseInt(v[0], 10);
		v[1] = parseInt(v[1], 10) || 0; // supports short notation, e.g. "9" instead of "9.0.0"
		v[2] = parseInt(v[2], 10) || 0;
		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)) {
			getElementById(id).style.visibility = v;
		}
		else {
			createCSS("#" + id, "visibility:" + v);
		}
	}

	/* Filter to avoid XSS attacks 
	*/
	function urlEncodeIfNecessary(s) {
		var regex = /[\\\"<>\.;]/;
		var hasBadChars = regex.exec(s) != null;
		return hasBadChars ? encodeURIComponent(s) : s;
	}
	
	/* Release memory to avoid memory leaks caused by closures, fix hanging audio/video threads and force open sockets/NetConnections to disconnect (Internet Explorer only)
	*/
	var cleanup = function() {
		if (ua.ie && ua.win) {
			window.attachEvent("onunload", function() {
				// remove listeners to avoid memory leaks
				var ll = listenersArr.length;
				for (var i = 0; i < ll; i++) {
					listenersArr[i][0].detachEvent(listenersArr[i][1], listenersArr[i][2]);
				}
				// cleanup dynamically embedded objects to fix audio/video threads and force open sockets and NetConnections to disconnect
				var il = objIdArr.length;
				for (var j = 0; j < il; j++) {
					removeSWF(objIdArr[j]);
				}
				// cleanup library's main closures to avoid memory leaks
				for (var k in ua) {
					ua[k] = null;
				}
				ua = null;
				for (var l in swfobject) {
					swfobject[l] = null;
				}
				swfobject = null;
			});
		}
	}();
	
	
	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) {
				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
			heightStr += "";
			if (hasPlayerVersion(swfVersionStr)) {
				setVisibility(replaceElemIdStr, false);
				var att = {};
				if (attObj && typeof attObj === OBJECT) {
					for (var i in attObj) {
						if (attObj[i] != Object.prototype[i]) { // Filter out prototype additions from other potential libraries
							att[i] = attObj[i];
						}
					}
				}
				att.data = swfUrlStr;
				att.width = widthStr;
				att.height = heightStr;
				var par = {}; 
				if (parObj && typeof parObj === OBJECT) {
					for (var j in parObj) {
						if (parObj[j] != Object.prototype[j]) { // Filter out prototype additions from other potential libraries
							par[j] = parObj[j];
						}
					}
				}
				if (flashvarsObj && typeof flashvarsObj === OBJECT) {
					for (var k in flashvarsObj) {
						if (flashvarsObj[k] != Object.prototype[k]) { // Filter out prototype additions from other potential libraries
							if (typeof par.flashvars != UNDEF) {
								par.flashvars += "&" + k + "=" + flashvarsObj[k];
							}
							else {
								par.flashvars = k + "=" + flashvarsObj[k];
							}
						}
					}
				}
				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)) {
				isExpressInstallActive = true; // deferred execution
				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) {
				return createSWF(attObj, parObj, replaceElemIdStr);
			}
			else {
				return undefined;
			}
		},
		
		removeSWF: function(objElemIdStr) {
			if (ua.w3cdom) {
				removeSWF(objElemIdStr);
			}
		},
		
		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 urlEncodeIfNecessary(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 urlEncodeIfNecessary(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;
				}
			} 
		}
	};
}();
