public void EnvoyeTousClients(String message) {
		synchronized (outputStreams) {
			for (Enumeration<DataOutputStream> e = outputStreams.elements(); e
					.hasMoreElements();) {
				DataOutputStream outStream = (DataOutputStream) e.nextElement();
				try {
					outStream.writeUTF(message);
				} catch (IOException ioe) {
					System.out.println(ioe);
					ioe.printStackTrace();
				}
			}
		}
	}