As mentioned in my talk Developing an Accessible Web 2.0 Widget Framework , one of the goals of YUI 3 is to make it easier for developers to build accessible user interfaces. To that end we've taken accessibility into consideration from the very...

YUI Grids CSS has long been an important tool for developers wishing to create more accessible layouts. Through its support of source-order independent layouts, Grids enables control of the reading order of a page, allowing developers to place the...

A core requirement for developers using ARIA is to provide keyboard access for widgets, as users of screen readers rely on the keyboard to navigate web sites and applications. A large part of providing keyboard access is managing focus of a widget's...

When developing using the WAI-ARIA Roles and States , you need to test your code in a screen reader to ensure everything is working as you expect. As a follow up to my presentation on Developing Accessible Widgets with ARIA and in the interest of...

Back in April, PPK authored a blog entry titled Delegating the focus and blur events in which he proposed a solution to the problem that neither the focus or blur events bubble in any browser. His solution (registering capture-phase event listeners...

For YUI 2.6, a handful of widgets have examples illustrating how to use new YUI ARIA plugins. These plugins make it easy to use the WAI-ARIA Roles and States to make each widget more interoperable with assistive technologies (AT), such as screen...

The YUI TabView Control is built on a strong foundation of semantic markup that provides users with some basic accessibility. But while TabView looks like a desktop tab control, screen readers don't present it as an atomic widget, leaving users to...

Image of Victor Tsaran by Stephen Woods ; image of Todd Kloots by Sandy Leung . Used by kind permission. About the Authors: A new YUI example demonstrates how to use the WAI-ARIA Roles and States with YUI's Menu Control . In this article, YUI Menu...

With the release of YUI 2.4.0 , there are several new examples designed to demonstrate the Button Control 's versatility. By default, the Button Control enables the creation of rich, graphical buttons that function like traditional HTML form...