var flashVersion = 0;
var MM_contentVersion = 7;

function isFlashInstalled() {
	var plugin = (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"]) ? navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin : 0;
	if ( plugin ) {
			var words = navigator.plugins["Shockwave Flash"].description.split(" ");
		    for (var i = 0; i < words.length; ++i)
		    {
			if (isNaN(parseInt(words[i])))
			continue;
			var MM_PluginVersion = words[i]; 
		    }
		var MM_FlashCanPlay = MM_PluginVersion >= MM_contentVersion;
	}
	else if (navigator.userAgent && navigator.userAgent.indexOf("MSIE")>=0 
	   && (navigator.appVersion.indexOf("Win") != -1)) {
		document.write('<scr' + 'ipt language="VBScript"\> \n');
		document.write('on error resume next \n');
		document.write('dim obFlash \n');
		document.write('set obFlash = CreateObject("ShockwaveFlash.ShockwaveFlash.7") \n');
		document.write('if IsObject(obFlash) then \n');
		document.write('flashVersion = 7 \n');
		document.write('else set obFlash = CreateObject("ShockwaveFlash.ShockwaveFlash.6") end if \n');
		document.write('if flashVersion < 7 and IsObject(obFlash) then \n');
		document.write('flashVersion = 6 \n');
		document.write('else set obFlash = CreateObject("ShockwaveFlash.ShockwaveFlash.5") end if \n');
		document.write('if flashVersion < 6 and IsObject(obFlash) then \n');
		document.write('flashVersion = 5 \n');
		document.write('else set obFlash = CreateObject("ShockwaveFlash.ShockwaveFlash.4") end if \n');
		document.write('if flashVersion < 5 and IsObject(obFlash) then \n');
		document.write('flashVersion = 4 \n');
		document.write('else set obFlash = CreateObject("ShockwaveFlash.ShockwaveFlash.3") end if \n');
		document.write('if flashVersion < 4 and IsObject(obFlash) then \n');
		document.write('flashVersion = 3 \n');
		document.write('end if');
		document.write('</scr' + 'ipt\> \n');
		
		if (flashVersion > 0) MM_FlashCanPlay = true;
	}

	if ( MM_FlashCanPlay ) {
		return true;
	} else{
		return false;
	}
}