/**************************************************************************************************
* Menu... 
* 
* 
***************************************************************************************************/
function horizontal() 
{
	var navItems = document.getElementById("menu").getElementsByTagName("li");

	for (var i=0; i< navItems.length; i++) 
	{
		if(navItems[i].className == "item-menu" || navItems[i].className == "item-menu-sobre")
		{
			if(navItems[i].getElementsByTagName('ul')[0] != null)
			{
				navItems[i].onmouseover = function() 
				{
					this.getElementsByTagName('ul')[0].style.display="block";
					this.className = "item-menu-sobre";
				}
				
				navItems[i].onmouseout = function() 
				{
					this.getElementsByTagName('ul')[0].style.display="none";
					this.className = "item-menu";
				}
			}
			else // Caso não exista submenus.
			{
				navItems[i].onmouseover = function() 
				{
					this.className = "item-menu-sobre";
				}
				
				navItems[i].onmouseout = function() 
				{
					this.className = "item-menu";
				}
			}
		}
	}
}