informationon = new Image();
	informationon.src = "images/indeximage-information-on.jpg";
	informationoff = new Image();
	informationoff.src = "images/indeximage-information-off.jpg";
	
	articleson = new Image();
	articleson.src = "images/indeximage-articles-on.jpg";
	articlesoff = new Image();
	articlesoff.src = "images/indeximage-articles-off.jpg";
	
	resourceson = new Image();
	resourceson.src = "images/indeximage-resources-on.jpg";
	resourcesoff = new Image();
	resourcesoff.src = "images/indeximage-resources-off.jpg";
	
	trainingon = new Image();
	trainingon.src = "images/indeximage-training-on.jpg";
	trainingoff = new Image();
	trainingoff.src = "images/indeximage-training-off.jpg";
	
	cliparton = new Image();
	cliparton.src = "images/indeximage-clipart-on.jpg";
	clipartoff = new Image();
	clipartoff.src = "images/indeximage-clipart-off.jpg";
	
	function img_act(imgName) {
	        imgOn = eval(imgName + "on.src");
	        document [imgName].src = imgOn;
	        }
	
	function img_inact(imgName) {
	        imgOff = eval(imgName + "off.src");
	        document [imgName].src = imgOff;
	        }