sfHover = function() {
		var sfEls = document.getElementsByTagName("*");
		
		for (var i=0; i<sfEls.length; i++) {
			if (sfEls[i].className.indexOf('navsf') > -1) {
					
				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);