public void StartRecord(String hostname,String adresseIP){

		try {
			writerFichierSource = new FileWriter(filename,true);
			writerFichierSource.write(hostname + " " + adresseIP);
			writerFichierSource.write("\r\n");
			writerFichierSource.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}