function sfHover(){
	var oNav = document.getElementById("nav");
	
	if( oNav ){
		var sfEls = oNav.getElementsByTagName("LI");
		
		for(var i=0; i<sfEls.length; i++){
		
			sfEls[i].onmouseover=function(){
				this.className += " sfhover";
			}
		
			sfEls[i].onmouseout = function(){
				var re = /sfhover/gi;
				this.className = this.className.replace( re , "" );
			}
		
		}
	}
}

if( Event && window.navigator.appName.search( /MSIE/gi ) ){
	Event.add( window, "load", sfHover, false );
}
/*else{
	alert( "Event object not loaded!!" );
	
	if (window.attachEvent){
		window.attachEvent( "onload", sfHover );
	}
}*/