![]() ![]() This has required assistive technology manufacturers to develop new versions of their product which obtain the browser information from UIA instead of using MSAA or screen scraping techniques as well as the document object model (DOM). The new rendering technique has necessitated Microsoft to expose content using UI Automation, the accessibility API used in Windows 7. It also prevents the font smoothing feature of screen magnification products from functioning within the browser. ![]() This means that legacy versions of screen readers cannot build an off-screen model for exploration of the screen by screen review cursors that simulate the mouse pointer. The new method, Direct2D, paints content directly to the screen instead of allowing rendering to be handled by the operating system. The biggest accessibility-impacting challenge resulted from a change to the method used by the browser to render content on the screen. IE 9 runs on 32 and 64-bit versions of Windows Vista, Windows 7 and Server 2008, thus these issues will not affect users of earlier versions of Windows where using IE 9 is not an option. ![]() The release of Internet Explorer 9 has brought about new accessibility challenges which have, as a result, necessitated many assistive technology manufacturers to release new versions of their products. ![]()
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