var sfEls = document.getElementById("nav").getElementsByTagName("li");
	for(var i=0;i<sfEls.length;i++) { var ulss=sfEls[i].getElementsByTagName("ul");}
	for (var i=0; i<sfEls.length; i++) {	sfEls[i].onmouseover=function() {var _self = this;setTimeout(function(){_self.className+=(_self.className.length>0? " ": "") + "show";}, 2);}
	sfEls[i].onmouseout=function() {var _self = this;setTimeout(function(){_self.className=_self.className.replace(new RegExp("( ?|^)show\\b"), "");}, 2);}} 
 
