function mainmenu(){
$(" #mnav").css({display: "none"}); // Opera Fix
$(" #mrx").hover(function(){
		$(" #mnav").css({visibility: "visible",display: "none"}).slideDown(400);
		},function(){
		$(" #mnav").css({visibility: "hidden"});
		/*$(this).find('ul:first').css({visibility: "visible",display: "block"}).slideUp(400);*/
		/*$(this).find('ul:first').css({visibility: "visible",display: "block"}).fadeOut(400);*/
		});
}

 
 
$(document).ready(function(){
	mainmenu();
});