PHP Tutorials, Manuals and Resources

• ASP
• XML

PHP Tutorials for Absolute Beginners

Probably the best PHP introduction on the Internet. Covers both PHP 4 and PHP 5
http://devzone.zend.com/node/view/id/627

Quick PHP Tips

Are you a sloppy coder? Do you unwittingly reduce the performance of your own code? Clean up your act with these two great PHP tips - David shows us how.
http://www.sitepoint.com/article/quick-php-tips