sfHover = function() {	
	var sfUls = document.getElementById("nav").getElementsByTagName("UL");
	for (var i=0, c=sfUls.length; i<c; i++) {
		if(sfUls[i].className == 'second-level'){
			var sfLis = sfUls[i].getElementsByTagName("LI");
			for (var x=0, n=sfLis.length; x<n; x++) {
				sfLis[x].onmouseover=function() {
					this.className+= ((this.className != '') ? ' ' : '') + 'sfhover';
				}
				sfLis[x].onmouseout=function() {
					this.className=this.className.replace(/(\s+)?sfhover/g, "")
				}
			}
		}
	}
}
try{
	document.execCommand('BackgroundImageCache', false, true); 
}
catch(e) {}