/* mostrar y ocultar */

function mos_ocu(id) 
{
    if(document.all[id].style.display == "none") document.all[id].style.display = "block";
    else  document.all[id].style.display = "none";
}


function ver_pag(url)
{
    window.open(url, '', 'menubar=no, toolbar=no, width=700, height=600,scrollbars=yes, resizable=yes');
}