function mainmenu(){
/*$(" #nav ul ").css({display: "none"}); // Opera Fix*/
$(" #nav li").hover(function(){
		$(this).find('ul:first').css({visibility: "visible",display: "none"}).show(400);
		/*$(this)
			.find('ul:first')
			.css({opacity: 0, visibility: "visible"})
			.animate({opacity:0.8},400);*/
		},function(){
		$(this)
			.find('ul:first')
			.css({visibility: "hidden"});
		});
}
 
 $(document).ready(function(){	
		 /* Add this for IE z-index hack */
		 $("#innercontainer").css("z-index","10");
		 $("#menu").css("z-index","20");
	$("ul.sub").css("z-index","10");
	mainmenu();
});