In this tutorial we explore the importance of HTML heading tags for providing page structure. This builds on earlier discussions about document structure and creating the hierarchy of a web page. This is important for usability and accessibility and also brings SEO benefits. Watch the video.

Creating a web site that passes W3C validation is not important to everyone. However, if it is important to you and you embed Google or YouTube videos on your site, then be sure to read this tutorial. Here, we show you how to embed videos using validating code.

This is the final in a three part tutorial series about getting started with Mambo. In this tutorial we look at the actual installation of Mambo through its web-based installer. We also provide a flash tutorial to take you step-by-step through the process of installing Mambo.