function menu_hor()
{
	if (document.all&&document.getElementById) 
	{
		var menus= new Array(1);
		menus[0]='navh';
		menus[1]='navv';

		for(x=0;x<menus.length;x++)
		{
			//Recorrer los menus
			try{
				navRoot = document.getElementById(menus[x]);
		
				//===========cargar eventos================
				for (i=0; i<navRoot.childNodes.length; i++) {
				node = navRoot.childNodes[i];
				if (node.nodeName=="LI") {
					node.onmouseover=function() {
						try {
							this.lastChild.style.visibility = 'visible';
						}
						catch (ex)
						{
							//alert(ex.description);
						}				
					}
					node.onmouseout=function() {
						try {
							this.lastChild.style.visibility = 'hidden';
						}
						catch (ex)
						{
							//alert(ex.description);
						}
				   }
				   }
				  }
			}
			catch(ex)
			{/*alert(ex.description);*/}
		}
	}
}
window.onload=menu_hor;