var detectableWithVB = false;
	var pluginFound = false;

	function detectFlash() {
		pluginFound = detectPlugin('Shockwave','Flash');
		// if not found, try to detect with VisualBasic
		if(!pluginFound && detectableWithVB) {
			pluginFound = detectActiveXControl('ShockwaveFlash.ShockwaveFlash.1');
		}
		return pluginFound;	
	}

	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('</scr' + 'ipt>');
	}
	var supportsFlash = detectFlash();
	var isNS4 = false;
	var layerRef, layerRefClose;
	var html = new Array();

	// IE5/NS6
	if (document.getElementById) {
		layerRef = "document.getElementById('";
		layerRefClose = "')"
	}
	// NS4
	else if(document.layers) {
		layerRef = "document.";
		layerRefClose = "";
		isNS4 = true;
	}
	// IE4
	else{
		layerRef = "document.all('";
		layerRefClose = "')";
	}
	
	//do not load Flash content for Netscape 4.7
	if (isNS4) {supportsFlash = false;}
	
	//display alternate html content if flash not found
	if (!supportsFlash) {
		var sURL = location.href;
		
		if (sURL.indexOf("index.html") > -1) {
			sURL = sURL.replace("index.html","index_ada.html");
			location.replace(sURL);
		}
		else if (sURL.indexOf("topiccode=IPGCOLOR") > -1) {			
			sURL = sURL.replace("topiccode=IPGCOLOR","topiccode=IPGCOLORADA");			
			location.replace(sURL);
		}
	}