//jQuery funtion for Navigation
$(function() {   
   $("#nav ul ").css({display: "none"}); //Safari, FF, Opera Fix
   $('#nav li').hover(function(){
		$(this).find('ul:first').css({visibility: "visible", display: "none", position: "absolute"}).show(200);
		},function(){
		$(this).find('ul:first').css({visibility: "hidden"});
   });
});