//-------------------------------------------------------------------------------------------------------------------
//Hack para <= IE6 para conseguir efecto hover en los LI
    menuHover = function() {
    var menuElementos = document.getElementById("nav").getElementsByTagName("LI");
        for (var i = 0; i < menuElementos.length; i++) 
        {
        menuElementos[i].onmouseover = function() {this.className += " sfhover";}
        menuElementos[i].onmouseout = function() {this.className = this.className.replace(new RegExp(" sfhover\\b"), "");}
        }  
    }
    if (window.attachEvent) window.attachEvent("onload", menuHover);
//-------------------------------------------------------------------------------------------------------------------