var base = "../images/";
	if (document.images) {
			img1on = new Image();   img1on.src = base + "about_on.gif";
			img2on = new Image();   img2on.src = base + "coverage_on.gif";
			img3on = new Image();   img3on.src = base + "product_on.gif";  
			img4on = new Image();   img4on.src = base + "activate_on.gif";
			img5on = new Image();   img5on.src = base + "claim_on.gif";
			img6on = new Image();   img6on.src = base + "home_on.gif";
			img7on = new Image();   img7on.src = base + "contact_on.gif";
	
			// Inactive images
			img1off = new Image();   img1off.src = base + "about_off.gif";
			img2off = new Image();   img2off.src = base + "coverage_off.gif";
			img3off = new Image();   img3off.src = base + "product_off.gif";  
			img4off = new Image();   img4off.src = base + "activate_off.gif";
			img5off = new Image();   img5off.src = base + "claim_off.gif";
			img6off = new Image();   img6off.src = base + "home_off.gif";
			img7off = new Image();   img7off.src = base + "contact_off.gif";
			}
			
			function imgOn(imgName) {
				if (document.images) {
					document[imgName].src = eval(imgName + "on.src");       
				}
		}
	
		function imgOff(imgName) {
				if (document.images) {
					document[imgName].src = eval(imgName + "off.src");        
				}
		}