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WebAIM: Accessibility of Rich Internet Applications - 0 views

webaim.org/aria

accessibility ARIA WebAIM

shared by Sandra Earl on 12 Oct 10 - Cached

WAI-ARIA (Accessible Rich Internet Applications or ARIA) is a W3C protocol for enhancing and supporting accessibility of scripted and dynamic content.
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ARIA provides accessible interactive controls (such as tree menus, drag and drop, sliders, sort controls, etc.), content roles for identifying page structure (navigation, search, main content, etc.), areas that can be dynamically updated (called "live regions" in ARIA), better support for keyboard accessibility and interactivity, and much more.
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accessibility issues with rich internet applications can be characterized as: Providing the semantic structure of page areas and functionality (e.g., navigation, main content, search, etc.) Maintaining accessibility of content that is dynamic and may change within the page (e.g., AJAX content updates) Allowing certain non-focusable page elements to receive keyboard focus (e.g., setting focus to an error message within the page) Providing keyboard and screen reader accessibility with complex widgets and navigation elements (e.g., sliders, menu trees, etc.)
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WAI-ARIA provides the ability for developers to specify roles for document areas (and many other things).
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ARIA is being implemented into many scripting libraries (such as jQuery, Dojo, YUI, and GWT). While developers can certainly implement ARIA into their advanced widgets and applications, using ARIA-supported libraries greatly simplifies the process of providing this level of accessibility.
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