All about testing for web accessibility — the tools, methods, hows and whys.
Download Episode 32 (Testing for Web Accessibility)
[Transcript for Web Axe 32]
News
- IE7 Final Release
- Firefox 2
- New Image Replacement – Monday by Noon
- MSU’s Fourth Annual Usability & Accessibility Event
General
- (Generally) Follow guidelines by WCAG, WebAIM, Accessify, this podcast
- Follow any guidelines required by law (ADA, Section 508, DDA [UK])
- Ensure multimedia and PDF are accessible
- Use web standards
- What CANNOT be tested by most automated tools:
- Color contrast
- Simple language
- Tab order (tabindex) [tabindex no longer recommended]
Methods
- Automated tools
- Review site with keyboard only
- Review site with screenreader, if available
- Have impaired users test your site
- Headings used appropriately
Tools
Cynthia Says
- by HiSoftware
- Returns long table, listed by checkpoint, if web page passed that checkpoint or not
- Select WCAG levels or Section 508
- Included in Firefox Developer Toolbar
A-Prompt
- Adaptive Technology Resource Centre, University of Toronto
- Computer application–Windows only
- Performs automatic repairs
- Select WCAG levels or Section 508
Watchfire WebXACT
- Used to be known as Bobby
- Besides accessibility checks, it gives:
- Page download size
- Metadata summary
- Broken links
- Browser compatibility
Firefox Web Developer Toolbar
- turn on/off CSS
- validate XHTML and CSS
- disable javascript
- hide images, display alt tags
- resize browser
- edit CSS
- much, much more!
Accessibility Toolbar
- IE only
- validate XHTML and CSS
- resize browser
- toggle javascript, images/alt
- heading structure
WAVE from WebAIM
- four ways to use Accessibility checker
Lynx viewer
- by Yellowpipe Internet Services
- Just enter URL and give your Lynx text-only rendering
- Also can download and install Lynx application
Opera
- “User Mode” with text browser emulator and more
- Easily turn off images
- Screen sizing
Firefox Speech Browser Extensions
- Foxy Voice – http://foxyvoice.kenche.info/
- Fire Vox http://www.firevox.clcworld.net
- Fangs – Emulator (uses text)
- http://sourceforge.net/projects/fangs
Mobile Web Emulators
- Openwave Phone Simulator
- Nokia Emulator
- Pocket PC – Mobile Windows emulator