$(document).ready(function(){
	i = 1;
	tamanhoY = new Array();	
	$(".ulMenu > li:has(ul)").each(function(){
		$(this).attr("menu",i);
		tamanhoY[i] = $(this).find("ul").height();
		i++;
	});
		
	$(".ulMenu > li").hover(function(){
		caminho = $(this);
		ul = caminho.find("ul");
		menu = caminho.attr("menu");
		if(ul.css("display") == "none"){
			ul.css("display", "block");
			ul.css("height", "0");
		}
		ul.stop().animate({
			height:tamanhoY[menu]
		},400);	
	}, function(){
		ul.css("display", "none");	
	});
});