sfHover = function(){
	if(document.getElementById("nav")){
		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"), ""); }
		}
	}
	
	if($('.ddmenu>li').length > 0){
		$('.ddmenu>li').each(function(i,elem){
			$(elem).hover(
				function(){ $(this).attr('class','sfhover'); },
				function(){ $(this).attr('class',''); }
			);
		});
	}
}

if(window.attachEvent) window.attachEvent("onload", sfHover);