>I've tried http://www.leafe.com/cb6dl.html which appears to be codebook, not comcodebook. The pages http://www.leafe.com/comcodebook and http://www.leafe.com/codebook don't appear to be active. http://www.flashcreative.com/codebook doesn't appear to be working either.

Hello Michael,
Try this url:

http://leafe.com/cb6dl.html