public void startBackgroundMusic() { String backgroundTrack = "/sound/Background " + (TurnSynchronizer.synchedRandom.nextInt(4) + 1) + ".ogg"; if (!isMuted() && hasOggPlaybackSupport() && !isPlaying(BACKGROUND_TRACK)) { soundSystem.backgroundMusic( BACKGROUND_TRACK, SoundPlayer.class.getResource(backgroundTrack), backgroundTrack, true); } }