sfHover = function() {
	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);


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);
	
}