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Notes on fixing incorrect table structure using ARIA
Notes: Use with caution for static table fixes: The role=grid and gridcell don’t map to the static HTML table and td elements. From the ARIA 1.0 specification: A grid is an interactive control [like a...
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Rough Guide: browsers, operating systems and screen reader support – Updated
Practical screen reader support by browser and OS When testing aspects of support for new HTML5, WAI-ARIA features and HTML features in general, I often test browsers that do not have practical support...
View ArticleAccessibility Testing Tools – updated
Here at The Paciello Group (TPG) we have a technical accessibility testing process which does not involve the use of automated tools. The technical audit results we provide to our clients are based...
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HTML5 a W3C Recommendation – Accessibility FTW!
TPG’s testimonial on the publication of the W3C HTML5 Recommendation: HTML5 is a great leap forward for an accessible web. In HTML5, accessibility is a core design principle. For the first time the...
View ArticleW3C TPAC 2014 – notes and souvenirs
Leonie Watson and I attended the W3C Technical Plenary (TPAC) last week. It was a big one; including W3C’s 20th anniversary and HTML5 became a W3C Recommendation. I have collated some links and tweets...
View ArticleDesign like we give a damn! Accessibility @W3C
Lots of things happened at the W3C TPAC 2104 conference. It was a busy week in web standards. HTML5 became an official W3C Recommendation, the W3C turned 20, and the web itself celebrated its 25th...
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HTML5 Accessibility analysis
HTML5Accessibility.com was updated last week to include the latest results for HTML5 accessibility support in Windows browsers. What do these results mean? HTML5 Accessibility support: where are we at?...
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The Browser Accessibility Tree
The accessibility tree and the DOM tree are parallel structures. Roughly speaking the accessibility tree is a subset of the DOM tree. It includes the user interface objects of the user agent and the...
View ArticleHTML5 canvas sub DOM
All modern browser implement the HTML5 specification’s canvas element fallback concept. This means that the content inside a canvas elements start and end tags is exposed to assistive technology users...
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Flipboard – React Canvas Accessibility
Flipboard announced yesterday that they are using HTML5 canvas to improve performance on mobile devices. This has accessibility ramifications. Testing the Flipboard site on a mobile device such as an...
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