Here’s a cool project from Google’s Summer of Code. A CMS framework for PHP which is easy to use and administer. The administration side uses a lot of Ajax features to ease up the functionality, check out the layout settings in the administrative section to see how easy it is to control the layout.
Jaws is a Framework and Content Management System for building dynamic web sites. It aims to be User Friendly giving ease of use and lots of ways to customize web sites, but at the same time is Developer Friendly, it offers a simple and powerful framework to hack your own modules.
Link: Jaws Project Jaws
Demo: Jaws Demo Site