public MulticastListener(InetAddress IPaddress, int port, ChatClientGui clientGUI, DatagramSocket dSocket)
	{
		this.IPaddress = IPaddress;
		this.port = port;
		this.clientGUI = clientGUI;
		this.dSocket = dSocket;
		this.IPaddress = IPaddress;
		clients = new ArrayList<String>();
		try {
			mSocket = new MulticastSocket(9998);
			mSocket.joinGroup(InetAddress.getByName("234.5.6.7"));
		} catch (UnknownHostException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}