contacton = new Image();
	contacton.src = "../images/contact-over.gif";
	industryon = new Image();
	industryon.src = "../images/industry-over.gif";
	newson = new Image();
	newson.src = "../images/news-over.gif";
	portfolioon = new Image();
	portfolioon.src = "../images/portfolio-over.gif";
	serviceon = new Image();
	serviceon.src = "../images/service-over.gif";
	
	contactoff = new Image();
	contactoff.src = "../images/contact.gif";
	industryoff = new Image();
	industryoff.src = "../images/industry.gif";
	newsoff = new Image();
	newsoff.src = "../images/news.gif";
	portfoliooff = new Image();
	portfoliooff.src = "../images/portfolio.gif";
	serviceoff = new Image();
	serviceoff.src = "../images/service.gif";
	
	function imgOn(imgName) {
		document[imgName].src = eval(imgName + "on.src");
	}
	
	function imgOff(imgName) {
		document[imgName].src = eval(imgName + "off.src");
	}

	function LinkDescribe(string) {
		navexplain.innerHTML = string;
	}