Expanding on the earlier tutorial about creating a Toggle Button, Gary Rosenzweig shows you how to link the toggle button to a piece of music in the library and to have the toggle button react properly when the song is done.
Flash Game University Podcast is an audio and video podcast about Flash Game development and the book "ActionScript 3.0 Game Development University" by Gary Rosenzweig. Check out http://flashgameu.com for more information.