There are a couple large PDFs that are additional documentation for your reading and learning pleasure. First off is the VideoPlayer class API, new in Flash 8, which is over 100 pages of bonus documentation.
“This article contains application programming interface (API) documentation for the VideoPlayer class. The VideoPlayer class is a wrapper class for the Video, NetConnection, and NetStream classes, and makes it easy to play FLV files and create custom video players.”
You can download it here:
Next up is the XPath API class, which was available in Flash 7 but now officially documented here: