peer.addItem (item);
item.addNotify(); peer.addItem(item);
insert(MenuItem item, int index){		if (index < 0)			throw new IllegalArgumentException("Index is less than zero");  MenuPeer peer = (MenuPeer) getPeer();  if (peer == null)    return;  int count = getItemCount ();  if (index >= count)    peer.addItem (item);  else    {      for (int i = count - 1; i >= index; i--)        peer.delItem (i);      peer.addItem (item);      for (int i = index; i < count; i++)        peer.addItem ((MenuItem) items.elementAt (i));    }  items.insertElementAt(item, index);}