sfHover = function()
{
	var sfEls = document.getElementById("navbar").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);