HTML_Progress2 : The Definitive Guide

HTML_Progress2 makes it easy to build and display a progress meter on XHTML document of your choice, and allows user to wait and see status during a long process such a software installation. You get a more or less decent result with just the basic settings, but it's also highly configurable, so you can almost get what you want.

The core class assigns context sensitive default values for most of the parameters which minimizes the learning part. The features are there when you need it.