// JavaScript Document
// definiciones basicas
function prepareTargetBlank(){
   var className = 'external';
   var as = document.getElementsByTagName('a');
   for(i=0;i<as.length;i++){
      var a = as[i];
      r=new RegExp("(^| )"+className+"($| )");
      if(r.test(a.className)){
         a.onclick = function(){
            window.open(this.href);
            return false;
         }
      }
    }
}
   
window.onload = prepareTargetBlank;

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

function mostrar_areas() {

 if (document.getElementById('campos').style.display == VISIBLE){
   		document.getElementById('campos').style.display=OCULTO;
 }

 if (document.getElementById('areas').style.display == OCULTO){
  		document.getElementById('areas').style.display=VISIBLE;
 } else {
  		document.getElementById('areas').style.display=OCULTO;
 }
}

function mostrar_campos() {
 if (document.getElementById('areas').style.display == VISIBLE){
   		document.getElementById('areas').style.display=OCULTO;
 }
 if (document.getElementById('campos').style.display == OCULTO){
  		document.getElementById('campos').style.display=VISIBLE;
 } else {
  		document.getElementById('campos').style.display=OCULTO;
 }
 
}
 
function ocultar() {
  document.getElementById('areas').style.display=OCULTO;
  document.getElementById('campos').style.display=OCULTO;
}