function ocultamenu01(){
  var menu = document.getElementById("submenu01");
  menu.style.display = "none";
}
function despliega01(){
  var menu = document.getElementById("submenu01");
    if(menu.style.display == "none"){
      menu.style.display = "block";
    }
    else{
      menu.style.display = "none";
    }
}

function ocultamenu02(){
  var menu = document.getElementById("submenu02");
  menu.style.display = "none";
}
function despliega02(){
  var menu = document.getElementById("submenu02");
    if(menu.style.display == "none"){
      menu.style.display = "block";
    }
    else{
      menu.style.display = "none";
    }
}