Technical

Articles for digital accessibility professionals exploring web development issues, techniques, design patterns, auditing, WCAG, and resources of a technical nature.

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  • Sucking on WCAG 2.0

    While at @media I had the opportunity to meet up with Lachlan Hunt, who works at Opera and is a fellow W3C HTML5 working group member. He did a short…

    June 6, 2008Technical

  • WAI-ARIA, it’s Easy – @media 2008

    Last Friday I had the pleasure of presenting at @media 2008 on WAI-ARIA, the Web Accessibility Initiative Accessible Rich Internet Applications specification. The slides from the presentation WAI-ARIA It’s Easy…

    June 4, 2008Technical

  • ARIA Slider, Part 1

    Starting with Steve’s article ARIA Toggle Button and Tri-state Checkbox examples, we will be providing more examples about how to use ARIA roles and states in practice. As Steve mentioned,…

    May 30, 2008Technical

  • Making Twitter Tweet – Using the TPGi Notifier

    As part of my presentation at the Accessibility 2.0 Conference I demonstrated a preferences module conceived by Hans Hillen, Gez Lemon and I, as a proof of concept(s) for ways…

    May 9, 2008Technical

  • HTML5 and alt: The editors new clothes

    The HTML5 editor has recently stated in his defence of the alt being optional: “We truly do believe in research, hard data, and analysis, rather than hypotheticals; and we truly…

    May 1, 2008Technical

  • Developer Beware: Using Flash to Detect Screen Readers

    The facility to detect some Assistive Technology by using Flash has been around since ActionScript 1.0 and Flash Player 6. The method has usually been referred to as a way…

    April 28, 2008Technical

  • Advisory Committee Presents Report on Updated 508 Standards

    On April 3, the Telecommunications and Electronic and Information Technology Advisory Committee (TEITAC) presented its report to the Access Board on updating accessibility criteria for information and communication technologies.

    April 8, 2008Technical

  • Volunteer to Support the John Slatin Fund Accessibility Project

    One of our dear friends and colleagues, John Slatin, recently passed away after a 3-year battle with Leukemia. This is a personal loss for me because John was diagnosed with…

    April 4, 2008Technical

  • ARIA Toggle Button and Tri-state Checkbox examples

    It is an exciting time for proponents of WAI-ARIA (Web Accessibility Initiative – Accessible Rich Internet Applications). With support introduced in IE 8 (beta), better support in Firefox 3, planned…

    April 1, 2008Technical

  • Roger Hudson on the evolving web and Webstock interviews

    Roger Hudson a friend and esteemed colleague, has taken time to write a thought provoking essay: The Evolving Web – A Pace Layering view of the development of the Web…

    March 30, 2008Technical

  • How JAWS reads text

    Making public statements based on limited knowledge of an assistive technology and with little understanding of how it is used, can lead to incorrect conclusions and poor implementations.

    March 27, 2008Technical

  • Web Accessibility Toolbar 2.0 Chinese language version

    I am pleased to announce the release of the Traditional Chinese language version of the WAT 2.0 (including a Traditional Chinese version of the Color Contrast Analyser 2.0) The software…

    March 20, 2008Technical

  • Applying WAI-ARIA to Yahoo! Mail

    At CSUN 2008, Hans Hillen from TPGi and Victor Tsarin from Yahoo! presented A case study on applying WAI-ARIA to the new Yahoo! mail rich internet application.

    March 18, 2008Technical

  • IE 8: alt change and longdesc weirdness

    Update for IE 8b2 I have updated the results for IE8 b2, and included tests for input type=”image” Tests and results for HTML 4.01 transitional. Tests and results for HTML…

    March 9, 2008Technical

  • IE 8 beta with WAI ARIA SUPPORT!

    This is amazing news in terms of WAI ARIA implementation ! The W3C defines ARIA (Accessible Rich Internet Applications) as a syntax for making dynamic Web content and custom UI…

    March 5, 2008Technical

  • Screen Readers lack emphasis

    In a recent thread on the Web Standards Group mailing list, the question arose about whether Screen Readers support semantic HTML elements such as strong and em. The short answer…

    February 28, 2008Technical

  • alt in HTML5 – Moving Forward

    As a result of some sage advice from Jason White (a W3C veteran), amongst others. Myself, Laura Carlson and Josh O Connor have started to attend the HTML WG weekly…

    February 22, 2008Technical

  • The title attribute – what is it good for? (resurrected)

    While working at vision australia I presented at Web Essentials 05 on the HTML title attribute, which lead to a right royal fisking by Joe Clark. I also conducted research…

    February 12, 2008Technical