PUBLIC MARKS with tags javascript & mozilla

jARIA is a plugin for the jQuery javascript library that adds ARIA support to Web applications. It is based on a javascript library written for Mozilla by IBM.

it seems to be a good start

An increasing number of web applications are using JavaScript to mimic desktop widgets like menus, tree views, rich text fields, and tab panels. Web developers are constantly innovating, and future applications will contain complex, interactive elements such as spreadsheets, calendars, organizational charts, and beyond. Until now, web developers wanting to make their styled <div> and <span> based widgets keyboard accessible have lacked the proper techniques. However, keyboard accessibility is part of the minimum accessibility requirements that any web developer should be aware of.

the usage of tabindex and focus

Connect to Firefox and other Mozilla apps, explore and modify them from the inside, while they're running.

remote control for XUL-based apps