function loadPage (root) {
   var us = 1;
   var thisframe = "";
   if (self.name != root) us = 0;
   if (us == 0)  {
      thisurl = this.location.href;
      thisindex = thisurl.lastIndexOf("/")+1;
      thisindex2 = thisurl.lastIndexOf("=")+1;
      newurl = thisurl.substring(0,thisindex);
      if(thisindex2 > 1) {
        thisitem = thisurl.substring(thisindex2,thisurl.length);
        top.location.href = newurl + "?pagina=" + thisitem;
      } else {
        top.location.href = newurl;
      }
   }
}