var UA = function()
{
	var sUA = navigator.userAgent.toLowerCase();
	var oReturn =  {
		bIsWebKit : sUA.indexOf("applewebkit") > -1,
		bIsSafari : sUA.indexOf("safari") > -1,
		bIsKonq: navigator.product != null && navigator.product.toLowerCase().indexOf("konqueror") > -1,
		bIsOpera : sUA.indexOf("opera") > -1,
		bIsXML : document.contentType != null && document.contentType.indexOf("xml") > -1,
		bHasTransparencySupport : true,
		bUseDOM : true,
		nFlashVersion : null,
		nOperaVersion : null,
		nGeckoBuildDate : null,
		nWebKitVersion : null
	};

	oReturn.bIsKHTML = oReturn.bIsWebKit || oReturn.bIsKonq;
	oReturn.bIsGecko = !oReturn.bIsWebKit && navigator.product != null && navigator.product.toLowerCase() == "gecko";
	if(oReturn.bIsGecko){ oReturn.nGeckoBuildDate = new Number(sUA.match(/.*gecko\/(\d{8}).*/)[1]) };
	oReturn.bIsIE = sUA.indexOf("msie") > -1 && !oReturn.bIsOpera && !oReturn.bIsKHTML && !oReturn.bIsGecko;
	oReturn.bIsIEMac = oReturn.bIsIE && sUA.match(/.*mac.*/) != null;
	if(oReturn.bIsOpera){ oReturn.nOperaVersion = new Number(sUA.match(/.*opera(\s|\/)(\d+\.\d+)/)[2]) };
	if(oReturn.bIsIE || (oReturn.bIsOpera && oReturn.nOperaVersion < 7.6)){ oReturn.bUseDOM = false };
	if(oReturn.bIsWebKit){ oReturn.nWebKitVersion = new Number(sUA.match(/.*applewebkit\/(\d+).*/)[1]) };
	if(window.hasFlash && (!oReturn.bIsIE || oReturn.bIsIEMac)){
		var flashDescription = (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]).description;
		oReturn.nFlashVersion = parseInt(flashDescription.charAt(flashDescription.indexOf(".") - 1));
	};
	if(sUA.match(/.*(windows|mac).*/) == null ||
	oReturn.bIsIEMac || oReturn.bIsKonq ||
	(oReturn.bIsOpera && oReturn.nOperaVersion < 7.6) ||
	(oReturn.bIsSafari && oReturn.nFlashVersion < 7) ||
	(!oReturn.bIsSafari && oReturn.bIsWebKit && oReturn.nWebKitVersion < 124) ||
	(oReturn.bIsGecko && oReturn.nGeckoBuildDate < 20020523)){
		oReturn.bHasTransparencySupport = false;
	};

	if(!oReturn.bIsIEMac && !oReturn.bIsGecko && document.createElementNS){
		try {
			document.createElementNS("http://www.w3.org/1999/xhtml", "i").innerHTML = "";
		} catch(e){
			oReturn.bIsXML = true;
		};
	};

	oReturn.bUseInnerHTMLHack = oReturn.bIsKonq || (oReturn.bIsWebKit && oReturn.nWebKitVersion < 312) || oReturn.bIsIE;

	return oReturn;
}();

var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;

function ControlVersion()
{
	var version;
	var axo;
	var e;

	// NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry

	try {
		// version will be set for 7.X or greater players
		axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
		version = axo.GetVariable("$version");
	} catch (e) {
	}

	if (!version)
	{
		try {
			// version will be set for 6.X players only
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
			
			// installed player is some revision of 6.0
			// GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
			// so we have to be careful. 
			
			// default to the first public version
			version = "WIN 6,0,21,0";

			// throws if AllowScripAccess does not exist (introduced in 6.0r47)		
			axo.AllowScriptAccess = "always";

			// safe to call for 6.0r47 or greater
			version = axo.GetVariable("$version");

		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 4.X or 5.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = axo.GetVariable("$version");
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 3.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = "WIN 3,0,18,0";
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 2.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			version = "WIN 2,0,0,11";
		} catch (e) {
			version = -1;
		}
	}
	
	return version;
}

// JavaScript helper required to detect Flash Player PlugIn version information
function GetSwfVer(){
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	var flashVer = -1;
	
	if (navigator.plugins != null && navigator.plugins.length > 0) {
		if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
			var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
			var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;			
			var descArray = flashDescription.split(" ");
			var tempArrayMajor = descArray[2].split(".");
			var versionMajor = tempArrayMajor[0];
			var versionMinor = tempArrayMajor[1];
			if ( descArray[3] != "" ) {
				tempArrayMinor = descArray[3].split("r");
			} else {
				tempArrayMinor = descArray[4].split("r");
			}
			var versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
			var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
		}
	}
	// MSN/WebTV 2.6 supports Flash 4
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
	// WebTV 2.5 supports Flash 3
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
	// older WebTV supports Flash 2
	else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
	else if ( isIE && isWin && !isOpera ) {
		flashVer = ControlVersion();
	}	
	return flashVer;
}

// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
	versionStr = GetSwfVer();
	if (versionStr == -1 ) {
		return false;
	} else if (versionStr != 0) {
		if(isIE && isWin && !isOpera) {
			// Given "WIN 2,0,0,11"
			tempArray			= versionStr.split(" "); 	// ["WIN", "2,0,0,11"]
			tempString		= tempArray[1];			// "2,0,0,11"
			versionArray	= tempString.split(",");	// ['2', '0', '0', '11']
		} else {
			versionArray	= versionStr.split(".");
		}
		var versionMajor		= versionArray[0];
		var versionMinor		= versionArray[1];
		var versionRevision	= versionArray[2];

				// is the major.revision >= requested major.revision AND the minor version >= requested minor
		if (versionMajor > parseFloat(reqMajorVer)) {
			return true;
		} else if (versionMajor == parseFloat(reqMajorVer)) {
			if (versionMinor > parseFloat(reqMinorVer))
				return true;
			else if (versionMinor == parseFloat(reqMinorVer)) {
				if (versionRevision >= parseFloat(reqRevision))
					return true;
			}
		}
		return false;
	}
}



function AC_AddExtension(src, ext)
{
	if (src.indexOf('?') != -1)
		return src.replace(/\?/, ext+'?'); 
	else
		return src + ext;
}

function AC_createObjectParameter (nodeObject, sName, sValue)
{
	var node = document.createElement("param");

	node.setAttribute("name", sName);
	node.setAttribute("value", sValue);
	nodeObject.appendChild(node);
}

function AC_Generateobj(objAttrs, params, embedAttrs,gcm_myid) 
{
	if(!UA.bUseDOM) //nejak to nefungovalo pri vkladani pres objekty
	{
		var str = '';
		if ((isIE && isWin) || (isOpera && UA.nOperaVersion<9.8))
		{
			str += '<object ';
			for (var i in objAttrs)
				str += i + '="' + objAttrs[i] + '" ';
			str += '> ';
			for (var i in params)
				str += '<param name="' + i + '" value="' + params[i] + '"> ';
			str += '</object>';
		}
		else
		{
			str += '<embed ';
			for (var i in embedAttrs)
				str += i + '="' + embedAttrs[i] + '" ';
			str += '> </embed>';
		}
		document.write(str);
	}
	else
	{
		if ((isIE && isWin) || (isOpera && UA.nOperaVersion<9.8))
		{
			var nodeFlash = document.createElement("object");
			for (var i in objAttrs)
				nodeFlash.setAttribute(i,objAttrs[i]);
			for (var i in params)
				AC_createObjectParameter(nodeFlash,i,params[i]);
		}
		else
		{
			var nodeFlash = document.createElement("embed");
			for (var i in embedAttrs)
				nodeFlash.setAttribute(i,embedAttrs[i]);
		}
		myElement=document.getElementById(gcm_myid);
		myElement.appendChild(nodeFlash);
	}
}

function AC_FL_RunContent(){
	var ret = 
		AC_GetArgs
		(  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
			, "application/x-shockwave-flash"
		);

	AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs,ret.myElement);
}

function AC_GetArgs(args, ext, srcParamName, classid, mimeType)
{
	var ret = new Object();
	ret.embedAttrs = new Object();
	ret.params = new Object();
	ret.objAttrs = new Object();
	ret.myElement= new Object();
	for (var i=0; i < args.length; i=i+2){
		var currArg = args[i].toLowerCase();    
		switch (currArg){	
			case "classid":
				break;
			case "pluginspage":
				ret.embedAttrs[args[i]] = args[i+1];
				break;
			case "src":
			case "movie":	
				args[i+1] = AC_AddExtension(args[i+1], ext);
				ret.embedAttrs["src"] = args[i+1];
				ret.params[srcParamName] = args[i+1];
				break;
			case "onafterupdate":
			case "onbeforeupdate":
			case "onblur":
			case "oncellchange":
			case "onclick":
			case "ondblClick":
			case "ondrag":
			case "ondragend":
			case "ondragenter":
			case "ondragleave":
			case "ondragover":
			case "ondrop":
			case "onfinish":
			case "onfocus":
			case "onhelp":
			case "onmousedown":
			case "onmouseup":
			case "onmouseover":
			case "onmousemove":
			case "onmouseout":
			case "onkeypress":
			case "onkeydown":
			case "onkeyup":
			case "onload":
			case "onlosecapture":
			case "onpropertychange":
			case "onreadystatechange":
			case "onrowsdelete":
			case "onrowenter":
			case "onrowexit":
			case "onrowsinserted":
			case "onstart":
			case "onscroll":
			case "onbeforeeditfocus":
			case "onactivate":
			case "onbeforedeactivate":
			case "ondeactivate":
			case "type":
			case "codebase":
			case "id":
				ret.objAttrs[args[i]] = args[i+1];
				break;
			case "width":
			case "height":
			case "align":
			case "vspace": 
			case "hspace":
			case "class":
			case "title":
			case "accesskey":
			case "name":
			case "tabindex":
				ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
				break;
			case "gcm_myid":
				ret.myElement=args[i+1];
				break;
			default:
				ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
		}
	}
	ret.objAttrs["classid"] = classid;
	if (mimeType) ret.embedAttrs["type"] = mimeType;
	return ret;
}

function insertFlash (myElement,myBasePath, myfile, mywidth, myheight,fullscreen)
{
	if ( hasProductInstall && !hasRequestedVersion ) 
	{
		var MMPlayerType = (isIE == true) ? "ActiveX" : "PlugIn";
		var MMredirectURL = window.location;
			document.title = document.title.slice(0, 47) + " - Flash Player Installation";
			var MMdoctitle = document.title;

			AC_FL_RunContent(
				"src", myBasePath+"modules/pano/flash/playerProductInstall",
				"FlashVars", "MMredirectURL="+MMredirectURL+"&MMplayerType="+MMPlayerType+"&MMdoctitle="+MMdoctitle+"",
				"width", mywidth,
				"height", myheight,
				"align", "middle",
				"id", "PurePlayer",
				"quality", "high",
				"bgcolor", "#ffffff",
				"name", "PurePlayer",
				"allowScriptAccess","sameDomain",
				"allowFullScreen",fullscreen,
				"type", "application/x-shockwave-flash",
				"pluginspage", "http://www.adobe.com/go/getflashplayer",
				"gcm_myid",myElement
			);
	}
	else if (hasRequestedVersion)
	{
			// if we've detected an acceptable version
		// embed the Flash Content SWF when all tests are passed
		AC_FL_RunContent(
			"name", "PurePlayer",
			"src", myBasePath+"modules/pano/flash/PurePlayer",
			"width", mywidth,
			"height", myheight,
			"id", "PurePlayer",
			"flashvars",'panorama='+myfile+'&hidegui=true',
			"fullscreen",fullscreen,
			"allowFullScreen",fullscreen,
 			"antialiasing","everytime",
 			"optimizememory","true",
 			"allowScriptAccess","sameDomain",
			"type", "application/x-shockwave-flash",
			"pluginspage", "http://www.adobe.com/go/getflashplayer",
 			"gcm_myid",myElement
		);
	}
	else
	{
			var alternateContent = '<font color="#BB0000">Your Flash Player has to be updated.'
			+ ' This content requires the Adobe Flash Player.</font> '
			+ '<a href=http://www.adobe.com/go/getflash/>Get Flash</a>';
			document.write(alternateContent);  // insert non-flash content
	}
}

var hasProductInstall = DetectFlashVer(6, 0, 65);
var hasRequestedVersion = DetectFlashVer(9, 0, 0);