AUDIO CONTROLS:
Click PLAY to start program.
To PAUSE playback, click Play again; to continue playing, click it once more.
To STOP playback and reset to the beginning, click Stop.
To adjust the VOLUME, Use the two buttons at the far right.
Click each one a few times during playback. The orange line above them grows to indicate the playback loudness (narrow=quiet; wide=loud).
Wait 5 to 10 seconds for audio to begin playing.