public void onMessage(String channel, String sender, String login, String hostname, String message)
        {
        String silent = new String("1");

    if(message.startsWith("!silent"))
      {
          silent = "1";
          sendMessage(channel, "Taggle ");
      }

    if(message.startsWith("!parle"))
      {
          silent = "0";
          sendMessage(channel, "blabla ");
      }

    if(message.startsWith("!test"))
      {
          if(silent.equalsIngoreCase("0")){ sendMessage(channel, "j'ai le droit de parler :) "); }
          if(silent.equalsIngoreCase("1")){ sendMessage(channel, "je n'ai pas le droit de parler :) "); }
      }
  }