// Gestión de menús deplegables
function Toggle(item) {
   obj=document.getElementById(item);
   visible=(obj.style.display!="none")
   key=document.getElementById("x" + item);
   if (visible) {
     obj.style.display="none";
     key.innerHTML="<img src='http://www.abcdatos.com/graficos/iconos/carpetacerrada.gif' width='17' height='14' hspace='0' vspace='0' border='0'>";
   } else {
      obj.style.display="block";
      key.innerHTML="<img src='http://www.abcdatos.com/graficos/iconos/carpeta.gif' width='14' height='11' hspace='0' vspace='0' border='0'>";
   }
}
function Expand() {
   divs=document.getElementsByTagName("DIV");
   for (i=0;i<divs.length;i++) {
     divs[i].style.display="block";
     key=document.getElementById("x" + divs[i].id);
     key.innerHTML="<img src='http://www.abcdatos.com/graficos/iconos/lista.gif' width='16' height='18' hspace='0' vspace='0' border='0'>";
   }
}

function Collapse() {
   divs=document.getElementsByTagName("DIV");
   for (i=0;i<divs.length;i++) {
     divs[i].style.display="none";
     key=document.getElementById("x" + divs[i].id);
     key.innerHTML="<img src='http://www.abcdatos.com/graficos/iconos/carpetacerrada.gif' width='17' height='14' hspace='0' vspace='0' border='0'>";
   }
}