// -----------------------------------------------------------------------------

var requiredMajorVersion = 8;


var requiredMinorVersion = 0;


var requiredRevision = 0;


var jsVersion = 1.0;
// -----------------------------------------------------------------------------


function exeVBGetSwfVer(i)
{
	var swfVersion;

	document.write('<sc');
	document.write('ript language="VBScript" type="text/vbscript"> \n');
	document.write('Function VBGetSwfVer(i) \n');
	document.write('on error resume next \n');
	document.write('Dim swControl, swVersion \n');
	document.write('swVersion = 0 \n');
	document.write('set swControl = CreateObject("ShockwaveFlash.ShockwaveFlash." + CStr(i)) \n');
	document.write('if (IsObject(swControl)) then \n');
	document.write('swVersion = swControl.GetVariable("$version") \n');
	document.write('end if \n');
	document.write('VBGetSwfVer = swVersion \n');
	document.write('End Function \n');
	document.write('</sc');
	document.write('ript> \n');

	swfVersion = VBGetSwfVer(i);

	return swfVersion;
}


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;
jsVersion   = 1.1;


function JSGetSwfVer(i)
{

	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;

			descArray      = flashDescription.split(" ");
			tempArrayMajor = descArray[2].split(".");
			versionMajor   = tempArrayMajor[0];
			versionMinor   = tempArrayMajor[1];

			if(descArray[3] != "")
			{
				tempArrayMinor = descArray[3].split("r");
			}
		else
			{
				tempArrayMinor = descArray[4].split("r");
			}

			versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
			flashVer        = versionMajor + "." + versionMinor + "." + versionRevision;
		}
		else
		{
			flashVer = -1;
		}
	}

	else if(navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1)
	{
		flashVer = 4;
	}

	else if(navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1)
	{
		flashVer = 3;
	}

	else if(navigator.userAgent.toLowerCase().indexOf("webtv") != -1)
	{
		flashVer = 2;
	}

	else
	{
		flashVer = -1;
	}

	return flashVer;
}


function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
	reqVer = parseFloat(reqMajorVer + "." + reqRevision);

	for(i = 25; i > 0; i--)
	{
		if(isIE && isWin && !isOpera)
		{
			versionStr = exeVBGetSwfVer(i);
		}
		else
		{
			versionStr = JSGetSwfVer(i);
		}

		if(versionStr == -1 )
		{
			return false;
		}
		else if(versionStr != 0)
		{
			if(isIE && isWin && !isOpera)
			{
				tempArray    = versionStr.split(" ");
				tempString   = tempArray[1];
				versionArray = tempString .split(",");
			}
			else
			{
				versionArray = versionStr.split(".");
			}

			versionMajor    = versionArray[0];
			versionMinor    = versionArray[1];
			versionRevision = versionArray[2];
			versionString   = versionMajor + "." + versionRevision; // 7.0r24 == 7.24
			versionNum      = parseFloat(versionString);


			if((versionMajor > reqMajorVer) && (versionNum >= reqVer))
			{
				return true;
			}
			else
			{
				return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );
			}
		}
	}

	return (reqVer ? false : 0.0);
}

function checkFlashPlugin()
{
	var hasRightVersion = DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);

	return hasRightVersion;
}