public static void init() {
		if (!loaded) {
			try {
				metronomeTick = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.METRONOME_TICK));
				metronomeBell = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.METRONOME_BELL));
				
				noteF5 = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.NOTE_F5));
				noteD5 = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.NOTE_D5));
				noteC5 = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.NOTE_C5));
				noteBb4 = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.NOTE_Bb4));
				noteG4 = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.NOTE_G4));
				noteF4 = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.NOTE_F4));
				noteD4 = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.NOTE_D4));
				noteC4 = AudioLoader.getAudio("WAV", ResourceLoader.getResourceAsStream(FilePaths.NOTE_C4));
				
				funk = new Music(FilePaths.MUS_FUNK);
				loaded = true;
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (SlickException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
	}