YUI recommends YUI 3.
YUI 2 has been deprecated since 2011. This site acts as an archive for files and documentation.
The TabView ARIA Plugin makes it easy to use the WAI-ARIA Roles and States with the TabView control. Using the ARIA plugin, a TabView is more interoperable with assistive technologies (AT), such as screen readers, making it more accessible to users with disabilities.
Watch a screen cast of this example running in Firefox 3 with the NVDA screen reader, to see immediately the benefits that ARIA provides, or download the latest development snapshot of NVDA to test this example for yourself.