//when documet is loaded execute the following code. 
$(document).ready(function(){					
	$(".suckerfish-menu ul").css({display: "none"}); // Opera Fix
	$(".suckerfish-menu li").hover(function(){
		$(this).find('ul:first').css({visibility: "visible", display: "none"}).slideDown(200);
	},function(){
		$(this).find('ul:first').css({visibility: "hidden"});
	});
});