// -----------------------------------------------------------------------------
// Globals
// Major version of Flash required
var flash_current_version = 0;
// the version of javascript supported
var im_jsVersion = 1.0;
// -----------------------------------------------------------------------------
var im_isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var im_isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var im_isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
im_jsVersion = 1.1;
// JavaScript helper required to detect Flash Player PlugIn version information
function im_JSGetSwfVer(i)
{
	// 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;
	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;
	}
	}
	// 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) 
{
	 reqVer = parseFloat(reqMajorVer + "." + reqRevision);
	   // loop backwards through the versions until we find the newest version
	for (i=25;i>0;i--) 
	{
		if (im_isIE && im_isWin && !im_isOpera) 
		{
			versionStr = im_VBGetSwfVer(i);
		} else 
		{
			versionStr = im_JSGetSwfVer(i);
		}
		if (versionStr == -1 ) 
		{ 
			return false;
		} 
		else if (versionStr != 0) 
		{
				flash_current_version = versionStr;
				if(im_isIE && im_isWin && !im_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);
						// 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 : 0.0);
}