Also, (some folks say the actual Player is not there, especially if on an iPad. Also need reasonably current Shockwave Flash Player on your computer) See Below>
Click here for bigger pictures of XXXX on Smugmug:
First below is a picture of the audio player circled in red line and below that the actual player; click on the actual player to hear audio of the class (some folks say the actual Player is not there, especially if on an iPad. Also need reasonably current Shockwave Flash Player on your computer)

Actual Player should follow:
Click Black arrow to start audio of the class. The slide show runs automatically and separately
(audio direct Link- works for about every one) http://donredding.com/audio/20110410Sydnor.MP3
Let me know if you still cannot get audio to play.