function display(sender, id)
{
    if (!document.getElementById) return false;
    
    fila = document.getElementById(id);
    if (fila.style.display != "none") 
    {
        fila.style.display = "none";
        sender.src = "../images/intranet/mas.gif";
    } 
    else 
    {
        fila.style.display = "";
        sender.src = "../images/intranet/menos.gif";
    }
}
function cancelEvent(){
    if (window.event) window.event.cancelBubble = true;
    return false;
}

function Abrir_ventana (pagina) {
var opciones="toolbar=no, location=no, directories=no, status=no, menubar=no";
window.open(pagina,"",opciones);
}