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