	<!--

	browser = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) || ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 )))

	if (browser) 
	{

		contentson = new Image(); contentson.src = "images/buttons/contents01.gif";
		contentsoff = new Image(); contentsoff.src = "images/buttons/contents02.gif";
		
		bnewson = new Image(); bnewson.src = "images/buttons/news01.gif";
		bnewsoff = new Image(); bnewsoff.src = "images/buttons/news02.gif";
		
		presson = new Image(); presson.src = "images/buttons/press01.gif";
		pressoff = new Image(); pressoff.src = "images/buttons/press02.gif";
		
		archiveon = new Image(); archiveon.src = "images/buttons/archives01.gif";
		archiveoff = new Image(); archiveoff.src = "images/buttons/archives02.gif";
		
	}

	function mouseon(imageName)
	{
		if (browser)
		{
		document[imageName].src = eval(imageName + "off.src");
		}
	}
	function mouseoff(imageName)
	{
		if (browser)
		{
		document[imageName].src = eval(imageName + "on.src");
		}
	}
	// -->