See How Easy It Is To Widgetize WordPress Themes
Making your themes widget-ready really isn’t as difficult as you might think. Widgetizing your theme usually involves making your sidebar items widget-ready. I go over what exactly a widget-ready theme is in a previous article. If you have a theme coded in clean CSS, it could even take 5 minutes or less, and I’ll show you how.
To view: http://www.themelab.com/2008/04/18/see-how-easy-it-is-to-widgetize-wordpress-themes/
