No, this isn't one of Xypher's pyramid schemes. Six O'Reilly books have become available online, for free.
The Web Design CD Bookshelf
The books included are:
Web Design in a Nutshell, 2nd Edition
By Jennifer Niederst
HTML & XHTML: The Definitive Guide, 4th Edition
By Chuck Musciano and Bill Kennedy
Designing Web Audio
By Josh Beggs and Dylan Thede
Cascading Style Sheets: The Definitive Guide
By Eric A. Meyer
ActionScript: The Definitive Guide
By Colin Moock
Information Architecture for the World Wide Web
By Louis Rosenfeld and Peter Morville
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