function togglePopup(message) {
  var element = document.getElementById("snelmenu");
  if (message) {
    snelmenu.innerHTML = message;
    parent.setStyleByNode(element, "visibility", "visible");
  }
  else {
    snelmenu.innerHTML = "";
    //parent.setStyleByNode(element, "visibility", "hidden");
  }
  return false;
}