// JavaScript Document
function horizontal() {
 var navItems = document.getElementById("barra").getElementsByTagName("div");
 
 for (var i=0; i< navItems.length; i++) {
	 
  if((navItems[i].className == "menuvertical") || (navItems[i].className == "submenu"))
  {
if(navItems[i].getElementsByTagName('ul')[0] != null)
		{ 
				navItems[i].onmouseover=function() {
				this.getElementsByTagName('ul')[0].style.display="block";
				}
				navItems[i].onmouseout=function() {
				this.getElementsByTagName('ul')[0].style.display="none";
				}
 
		}


  }
 } }