jQuery(document).ready(function(){

		/* for top navigation */

		jQuery(" #menu ul ").css({display: "none"}); // Opera Fix

		jQuery(" #menu li").hover(function(){

		jQuery(this).find('ul:first').css({visibility: "visible",display: "none"}).slideDown(400);

		},function(){

		jQuery(this).find('ul:first').css({visibility: "hidden"});

		});

		

});