<!--

// initialize global variables
var detectableWithVB = false;
var pluginFound = false;


function goURL(daURL) 
{
	// if the browser can do it, use replace to preserve back button
	if(document.images) 
	{
		window.location.replace(daURL);
	}
	else 
	{
		window.location = daURL;
	}
	return;
}

function redirectCheck(pluginFound, redirectURL, redirectIfFound) 
{
	// check for redirection
	if( redirectURL && ((pluginFound && redirectIfFound) || (!pluginFound && !redirectIfFound)) ) 
	{
		// go away
		goURL(redirectURL);
		return pluginFound;
	} 
	else 
	{
		// stay here and return result of plugin detection
		return pluginFound;
	}
}

function canDetectPlugins() 
{
	if( detectableWithVB || (navigator.plugins && navigator.plugins.length > 0) ) 
	{
		return true;
	} 
	else 
	{
		return false;
	}
}

function detectFlash(redirectURL, redirectIfFound) 
{
	pluginFound = detectPlugin('Shockwave','Flash'); 
	// if not found, try to detect with VisualBasic
	if(!pluginFound && detectableWithVB) 
	{
		pluginFound = detectActiveXControl('ShockwaveFlash.ShockwaveFlash.1');
	}
	// check for redirection
	return redirectCheck(pluginFound, redirectURL, redirectIfFound);
}

function detectDirector(redirectURL, redirectIfFound) 
{
	pluginFound = detectPlugin('Shockwave','Director'); 
	// if not found, try to detect with VisualBasic
	if(!pluginFound && detectableWithVB) 
	{
		pluginFound = detectActiveXControl('SWCtl.SWCtl.1');
	}
	// check for redirection
	return redirectCheck(pluginFound, redirectURL, redirectIfFound);
}

function detectQuickTime(redirectURL, redirectIfFound) 
{
	pluginFound = detectPlugin('QuickTime');
	// if not found, try to detect with VisualBasic
	if(!pluginFound && detectableWithVB) 
	{
		pluginFound = detectQuickTimeActiveXControl();
	}
	return redirectCheck(pluginFound, redirectURL, redirectIfFound);
}

function detectReal(redirectURL, redirectIfFound) 
{
	pluginFound = detectPlugin('RealPlayer');
	// if not found, try to detect with VisualBasic
	if(!pluginFound && detectableWithVB) 
	{
		pluginFound = (
			detectActiveXControl('rmocx.RealPlayer G2 Control') ||
			detectActiveXControl('RealPlayer.RealPlayer(tm) ActiveX Control (32-bit)') ||
			detectActiveXControl('RealVideo.RealVideo(tm) ActiveX Control (32-bit)'));
	}
	return redirectCheck(pluginFound, redirectURL, redirectIfFound);
}

function detectWindowsMedia(redirectURL, redirectIfFound) 
{
	pluginFound = detectPlugin('Windows Media');
	// if not found, try to detect with VisualBasic
	if(!pluginFound && detectableWithVB) 
	{
		pluginFound = detectActiveXControl('MediaPlayer.MediaPlayer.1');
	}
	return redirectCheck(pluginFound, redirectURL, redirectIfFound);
}

function detectPlugin() 
{
	// allow for multiple checks in a single pass
	var daPlugins = detectPlugin.arguments;
	// consider pluginFound to be false until proven true
	var pluginFound = false;
	// if plugins array is there and not fake
	if (navigator.plugins && navigator.plugins.length > 0) 
	{
		var pluginsArrayLength = navigator.plugins.length;
		// for each plugin...
		for (pluginsArrayCounter=0; pluginsArrayCounter < pluginsArrayLength; pluginsArrayCounter++ ) 
		{
			// loop through all desired names and check each against the current plugin name
			var numFound = 0;
			for(namesCounter=0; namesCounter < daPlugins.length; namesCounter++) 
			{
				// if desired plugin name is found in either plugin name or description
				if((navigator.plugins[pluginsArrayCounter].name.indexOf(daPlugins[namesCounter]) >= 0) || (navigator.plugins[pluginsArrayCounter].description.indexOf(daPlugins[namesCounter]) >= 0) ) 
				{
					// this name was found
					numFound++;
				}   
			}
			// now that we have checked all the required names against this one plugin,
			// if the number we found matches the total number provided then we were successful
			if(numFound == daPlugins.length) 
			{
				pluginFound = true;
				// if we've found the plugin, we can stop looking through at the rest of the plugins
				break;
			}
		}
	}
	return pluginFound;
} // detectPlugin


// Here we write out the VBScript block for MSIE Windows
if ((navigator.userAgent.indexOf('MSIE') != -1) && (navigator.userAgent.indexOf('Win') != -1)) 
{
	document.writeln('<script language="VBscript">');
	document.writeln('\'do a one-time test for a version of VBScript that can handle this code');
	document.writeln('detectableWithVB = False');
	document.writeln('If ScriptEngineMajorVersion >= 2 then');
	document.writeln('	detectableWithVB = True');
	document.writeln('End If');

	document.writeln('\'this next function will detect most plugins');
	document.writeln('Function detectActiveXControl(activeXControlName)');
	document.writeln('	on error resume next');
	document.writeln('	detectActiveXControl = False');
	document.writeln('	If detectableWithVB Then');
	document.writeln('		detectActiveXControl = IsObject(CreateObject(activeXControlName))');
	document.writeln('	End If');
	document.writeln('End Function');

	document.writeln('\'and the following function handles QuickTime');
	document.writeln('Function detectQuickTimeActiveXControl()');
	document.writeln('	on error resume next');
	document.writeln('	detectQuickTimeActiveXControl = False');
	document.writeln('	If detectableWithVB Then');
	document.writeln('		detectQuickTimeActiveXControl = False');
	document.writeln('		hasQuickTimeChecker = false');
	document.writeln('		Set hasQuickTimeChecker = CreateObject("QuickTimeCheckObject.QuickTimeCheck.1")');
	document.writeln('		If IsObject(hasQuickTimeChecker) Then');
	document.writeln('			If hasQuickTimeChecker.IsQuickTimeAvailable(0) Then ');
	document.writeln('				detectQuickTimeActiveXControl = True');
	document.writeln('			End If');
	document.writeln('		End If');
	document.writeln('	End If');
	document.writeln('End Function');

	document.writeln('</scr' + 'ipt>');
}
// -->