How to create a subtheme in Drupal 6

[From advantagelabs.com...]
Creating a subtheme is a powerful and flexible way of theming in Drupal. Drupal 6 made implementing subthemes relatively easy to do. There are a few basic concepts to understand before starting, but once underway, creating a subtheme is a simple straightforward process. In this post, I'll outline the process for creating a subtheme. This is meant to be a quick primer, not an exhaustive tutorial on the elements and features of subthemes.

Read the full article at http://www.advantagelabs.com/how-create-subtheme-drupal-6