def AcknowledgePendingMessages(self, ids):
GlitterTextChannel.AcknowledgePendingMessages(self, ids)
messages = []
for id in ids:
if id in self._pending_offline_messages.keys():
messages.append(self._pending_offline_messages[id])
del self._pending_offline_messages[id]
self._oim_box_ref().delete_messages(messages)
