self.add_message_to_text_buffer(room,_('"[%(old)s]" is now known as "[%(new)s]"')%{'old':from_nick.replace('"','\\"'),'new':new_nick.replace('"','\\"')},colorized=True)
self.add_message_to_text_buffer(private_room,_('"[%(old_nick)s]" is now known as "[%(new_nick)s]"')%{'old_nick':from_nick.replace('"','\\"'),'new_nick':new_nick.replace('"','\\"')},colorized=True)