function kheToplistChange(event)
{
  changed_select = Event.element(event);
  form = changed_select.up('form');
  form.submit();
}

Event.observe(window, "load", function() {
  if ($('kheChannelToplist')){Event.observe('kheChannelToplist','change',kheToplistChange);}
});

function ShowHide(id1,id2)
{
  var show = $(id1);
  var hide = $(id2);
  show.style.display = 'inline';
  hide.style.display = 'none';
}