A very handy article if you are looking to theme your Search box on your drupal site.

A huge variety of video/screencast resources for Drupal. If you would like to add a video to the section, just add a new child page under the most appropriate section.

* Overviews

This is a must read for all theme developers. aspects of theme system that will be of interest to theme developers.

There are a other few known problems with proper fixes, and those include:

* not able to be logged in to multiple sites on the same domain at once. The fix for this is: ini_set('session.name', 'examplecom') (note that session name can only contain alphanumeric characters.)
* login works, but you still appear to be logged out. The fix for this is to just press reload.
* Users login to www.example.com but don't show as logged in on example.com. The fix for this is to put in an .htaccess redirect so that www.example.com automatically becomes example.com. See Login doesn't work or must be done twice in the Troubleshooting FAQ.