if (document.images) {
	img1off = new Image();           // The onmouseover image
	img1off.src = "/wsimages/nav01a1a.gif";  
	
	img1on = new Image();           // The onmouseover image
	img1on.src = "/wsimages/nav01b.gif";  

	img2on = new Image();           // The onmouseover image
	img2on.src = "/wsimages/nav02b.gif";  

	img2off = new Image();           // The onmouseover image
	img2off.src = "/wsimages/nav02a1a.gif";  

	img3on = new Image();           // The onmouseover image
	img3on.src = "/wsimages/nav03b.gif";  

	img3off = new Image();           // The onmouseover image
	img3off.src = "/wsimages/nav03a1a.gif";  

	img4on = new Image();           // The onmouseover image
	img4on.src = "/wsimages/nav04b.gif";  

	img4off = new Image();           // The onmouseover image
	img4off.src = "/wsimages/nav04a1a.gif";  

	img5on = new Image();           // The onmouseover image
	img5on.src = "/wsimages/nav05b.gif";  

	img5off = new Image();           // The onmouseover image
	img5off.src = "/wsimages/nav05a1a.gif";  

	img6on = new Image();           // The onmouseover image
	img6on.src = "/wsimages/nav06b.gif";  

	img6off = new Image();           // The onmouseover image
	img6off.src = "/wsimages/nav06a1a.gif";  

	img7on = new Image();           // The onmouseover image
	img7on.src = "/wsimages/nav07b.gif";  

	img7off = new Image();           // The onmouseover image
	img7off.src = "/wsimages/nav07a1a.gif";  

	img8on = new Image();           // The onmouseover image
	img8on.src = "/wsimages/nav08b.gif";  
	
	img8off = new Image();           // The onmouseover image
	img8off.src = "/wsimages/nav08a1a.gif";  
}

//This function changes the image when over.
function imgOn(imgName) {
		if (document.images) {
			document[imgName].src = eval(imgName + "on.src");
		}
}

//This function changes the image back when off.
function imgOff(imgName) {
		if (document.images) {
			document[imgName].src = eval(imgName + "off.src");        
		}
}

function sfHover() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}

if (window.attachEvent) window.attachEvent("onload", sfHover);