This is a 221 page online supplement for the 3rd edition of Dynamic HTML: The Definitive Reference, the most comprehensive reference book for modern client-side Web development. Here you'll find an advanced introduction to creating dynamic web content that addresses the cross-platform compromises inherent in web page design and that encourages developers to adopt W3C standards. This supplement includes demonstrating of the use of cascading style sheets, element positioning, dynamic content, and scripting events.