private void onSongInfoClick() {
        final AudioManager audio = WherigoGame.get().getAudioManager();
        switch (audio.getState()) {
            case PLAYING:
                audio.pause();
                break;
            case STOPPED:
                audio.resume();
                break;
            case COMPLETED:
                audio.reset();
                audio.resume();
                break;
            default:
                //do nothing
                break;
        }
    }
shows info about currently running wherigo (if any)
main/src/main/java/cgeo/geocaching/wherigo/WherigoInfoBarView.java