OCULTO="none";
VISIBLE="block";

function mostraGal(blo) {
  document.getElementById('close').style.display=VISIBLE;
  document.getElementById('gal-limit').style.display=VISIBLE;
  document.getElementById('subsub').style.display=OCULTO;
}
function ocultar(blo) {
  document.getElementById('close').style.display=OCULTO;
  document.getElementById('gal-limit').style.display=OCULTO;
  document.getElementById('subsub').style.display=VISIBLE;
}