function getGlobalHeader(){
  var resp = document.createElement("span");
  resp.innerHTML="Total: ";
  return resp;
}

function getGlobalFooter(votes){
  var resp = document.createElement("span");
  resp.innerHTML="  de %s votos".replace("%s",votes);
  return resp;
}

function getUserHeader(){
  var resp = document.createElement("span");
  resp.innerHTML="Mi calificación: ";
  return resp;
}