<!--

function show(layer) {

      document.getElementById('nosotros').style.visibility = "hidden";
      document.getElementById('servicios').style.visibility = "hidden";
      document.getElementById('novedades').style.visibility = "hidden";
      document.getElementById('vinculos').style.visibility = "hidden";
      document.getElementById('corporativo').style.visibility = "hidden";
      document.getElementById(layer).style.visibility = "visible";
}

function hideall(layer) {

      document.getElementById('nosotros').style.visibility = "hidden";
      document.getElementById('servicios').style.visibility = "hidden";
      document.getElementById('novedades').style.visibility = "hidden";
      document.getElementById('vinculos').style.visibility = "hidden";
      document.getElementById('corporativo').style.visibility = "hidden";
}

//-->