D O M ?!?!

1. a standard API to access and manipulate:

   • document content: generic XML (XHTML, SVG, SMIL, ...), HTML
   • style: CSS

2. language and platform independent: OMG IDL

   • Java
   • ECMAScript
   • (Perl, Python, C, C++, ...)

3. freedom of the underlying structure: Interfaces

   • could be integrated on top of an existing structure
   • use cases oriented implementations

4. Set of modules: Core, XML, Events, CSS, Range, ...

Web Content Accessibility Guidelines!