//	Flash plugin detection scripts, courtesy Macromedia....
//	But their script was crap, so we rewrote some of it to make it
//	actually work...shame macromedia...

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;
var jsVersion = 1.1;
// JavaScript helper required to detect Flash Player PlugIn version information
function JSGetSwfVer(){
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	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];
			var tempArrayMinor;
			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;
      	} else {
			flashVer = -1;
		}
	}
	// 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;}
	// Can't detect in all other cases
	else {
		
		flashVer = -1;
	}
	return flashVer;
} 
// If called with no parameters this function returns a floating point value 
// which should be the version of the Flash Player or 0.0 
// ex: Flash Player 7r14 returns 7.14
// If called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision) {
	
	//	If reqMajorVer param is no passed, set to false..
 	var reqVer = (reqMajorVer ? parseFloat(reqMajorVer + "." + reqRevision) : false);
	var versionStr;
	
   	//	Call browser specific check functions...
   	
	if (isIE && isWin && !isOpera) {
		// loop backwards through the versions until we find the newest version	
		for(var i=25; i>0; i--) {
			versionStr = VBGetSwfVer(i);
			if(versionStr){break;}
			}
		}
	else {
		versionStr = JSGetSwfVer();		
	}
	
	//alert("VersionStr returned from getVersion is " + versionStr + " type= " + typeof versionStr);
	
	//	Check return values..
	
	if (versionStr == -1 ) {
		return (reqVer ? false : parseFloat(0.0));
	} else if (versionStr !== 0) {
		var versionArray;
		if(isIE && isWin && !isOpera) {
			var tempArray = versionStr.split(" ");
			var tempString = tempArray[1];
			if(tempString.indexOf(".") > 0){versionArray = tempString.split(".");}
			else {versionArray = tempString.split(",");}
		} else {
			versionArray = versionStr.split(".");
		}
		
		var versionMajor = versionArray[0];
		var versionMinor = versionArray[1];
		var versionRevision = versionArray[2];
		
		if((versionMinor === "") || (isNaN(parseInt(versionMinor)))){versionMinor = null;}
		if((versionRevision === "") || (isNaN(parseInt(versionRevision)))){versionRevision = null;}
		
		var versionString = versionMajor + (versionMinor ? ("." + versionMinor) : "") + (versionRevision ? (versionRevision) : ""); // 8.00.22 => 8.0022
		var versionNum = parseFloat(versionString);
		
		//alert("versionMajor = " + versionMajor + ", versionMinor= " + versionMinor + ", versionRevision=" +versionRevision);
		
		if(reqVer===false){return versionString;}
    	
		//	if no required version passed, return version as floating point number
		// is the major.revision >= requested major.revision AND the minor version >= requested minor
		if ( (versionMajor > reqMajorVer) && (versionNum >= reqVer) ) {
			return true;
		} else {
			return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );	
		}
	}
	
	return (reqVer ? false : parseFloat(0.0));
}