function horizontal() {
    var navItems = [document.getElementById("menu-drop").getElementsByTagName("li"), document.getElementById("menuRestrito").getElementsByTagName("li")];
    for (var j = 0; j < navItems.length; j++)
	    for (var i = 0; i < navItems[j].length; i++)
            if (navItems[j][i].className == "submenu" || navItems[j][i].className == "submenu img-menu")
                if (navItems[j][i].getElementsByTagName('ul')[0] != null)
			    {
			        navItems[j][i].onmouseover = function () { this.getElementsByTagName('ul')[0].style.display = "block"; this.style.fontColor = "#FFF"; }
			        navItems[j][i].onmouseout = function () { this.getElementsByTagName('ul')[0].style.display = "none"; this.style.fontColor = "#FFF"; }
			    }
}

window.onload = function ()
{
	horizontal();
}