// JavaScript Document


function horizontal() {

 var navItems = document.getElementById("barra").getElementsByTagName("li");
   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";this.style.backgroundColor = "";}
          navItems[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "";}
       }
    }
 }

}