document.write('<div id="loading"><div style=\"float:left; width: 32px;height:34px;padding-top:2px;\"><img src=\"/images/loading.gif\"></div><div style="float:left; margin-left: 4px; text-align:left;">Cargando la web.<br />Por favor, espere...</div></div>');

// Created by: Simon Willison | http://simon.incutio.com/
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

addLoadEvent(function() {
  document.getElementById("loading").style.display="none";
});