function MostrarCapa(capa){
   if (document.all)
      document.all[capa].style.visibility = "visible";
   else if (document.layers)
       document.layers[''+capa].visibility = "visible";
   else if (document.getElementById)
      document.getElementById(capa).style.visibility = "visible";
}
/* ********************************************************************************
function Redirecciona(Id, strUrl, pagina)
   Llama a la página strURL con los parámetros Id y pagina */
function Redirecciona(Id, strUrl, pagina){
   document.AUX.id.value = Id;
   document.AUX.pag.value = pagina;
   document.AUX.action = strUrl;
   document.AUX.submit();
}
/* ********************************************************************************
   SUB MENUS DESPLEGABLES 
       Despliega o cierra el submenú
   function subMenuClick(id)
******************************************************************************** */
var PaginaCargada = false;
var arrSubMenus = new Array();
var imgMenuFlecha = new Image();
imgMenuFlecha.src = "img/lat_izq_flecha_acti.gif";
function subMenuClick(id){
   var objImg;
   var idNum = parseInt(id.slice(id.length - 1));
   for (i = 0 ; i < arrSubMenus.length; i++){
      if (document.all) document.all['SubMenu' + i].style.height =  1;
      else document.getElementById('SubMenu' + i).style.height = 0;
      objImg = eval('document.ImgSubMenu' + i);
	  objImg.src = "img/lat_izq_flecha_act.gif";
	  if (i != idNum) arrSubMenus[i] = false;
   }
   objImg = eval('document.Img' + id);
   if (document.all)
      document.all[id].style.height = arrSubMenus[idNum] ? 1 : document.all[id].scrollHeight;
   else
      document.getElementById(id).style.height = arrSubMenus[idNum] ? 0 : document.getElementById(id).scrollHeight;
   arrSubMenus[idNum] ? objImg.src = "img/lat_izq_flecha_act.gif" : objImg.src = "img/lat_izq_flecha_acti.gif";
   arrSubMenus[idNum] ? arrSubMenus[idNum] = false : arrSubMenus[idNum] = true;
}