private void roomRegister(String roomid) {
		DataLine rq = new DataLine();
		rq.setAPI("room.register");
		if (roomid != null) {
			rq.set("roomid", roomid);
			self.ws.close();
			self.ws = getWebSocket(chatServers[0]);
		} else {
			rq.set("roomid", this.roomid);
		}
		self._send(rq, null);
	}