function showSubmenu(id, speed)
{
  if ($(id).style.display == 'none')
  {
  	Effect.BlindDown(id, {duration: speed, queue: {position: 'end', scope: id + 'menuscope', limit: 2}});
 	}
  else
  {
  	Effect.BlindUp(id, {duration: speed, queue: {position: 'end', scope: id + 'menuscope', limit: 2}});
  }
}