function IEHoverPseudo() {

        var navItems = document.getElementById("menu-suspenso1").getElementsByTagName("li");
        
        for (var i=0; i<navItems.length; i++) {
                if(navItems[i].className == "menuparent") {
                        navItems[i].onmouseover=function() { this.className += " over"; }
                        navItems[i].onmouseout=function() { this.className = "menuparent"; }
                }
        }

}
window.onload = IEHoverPseudo;