$(document).ready(function(){
	$("#nav > li").hover(
		function () {
			$(this).addClass("sfhover");
			$(".act_dropdown").hide();
			$(".act_dropdown").slideDown("slow");
		}, 
		function () {
			$(this).removeClass("sfhover");
		}
	);
});


/*sfHover = function() {
	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 (window.attachEvent) window.attachEvent("onload", sfHover);*/