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"), "");
//			refresh();
			
			
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);
//function refresh() 
//    { 
//    window.location.reload( false ); 
//    }