jQuery(document).ready(function($) {
	//initial the menus
	$("#menu-main li").mouseover(function() {
			
		$(this).find("ul.sub-menu").filter(':not(:animated)').animate({"height": "show", "opacity": "show"}, 500, "swing");
 		
		$(this).hover(function() {}, function(){
			$(this).stop().find("ul.sub-menu").animate({"height": "hide", "opacity": "hide"}, "slow");
		
		});
	});
});