The Accessible Web: Improving the Universal Experience
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Presentation on Web and document accessibility presented to the National Endowment for the Arts' LEAD conference, August 2014.
Transcript of The Accessible Web: Improving the Universal Experience
- The Accessible Web Improving the universal experience
- What is web accessibility? None of these should be required on a website: Keyboards Mice Monitors Desktop computers
- Interface Independence The essence of web accessibility: content is not dependent on the tools used to access it.
- Section 504: Equal Opportunities If your web site: Is part of your programs or services Provides information on programs or services Shares documents required to register for or get information about your programs Then youre subject to 504.
- Section 504: Equal Opportunities Under Section 504: you must provide alternate formats of information you share. The ideal web site minimizes the need to create alternate formats: one web site with universal access.
- Principles of Accessibility Web Content Accessibility Guidelines 2.0 http://www.w3.org/TR/WCAG20/ Perceivable Operable Understandable Robust
- What does that mean? Web accessibility is for everything on the web: Web sites PDFs .doc, .ppt, .xls, .everything else
- Testing Web Sites for Accessibility Keyboard Accessibility Unplug your mouse. Hit the tab key Can you navigate to every link? Can you tell where you are?
- Testing Web Sites for Accessibility Keyboard Accessibility Compare these two sites: http://themes.joedolson.com/universal/ http://themes.joedolson.com/iatc/
- Testing Web Sites for Accessibility Form Labeling Has a profound impact on web site users Is extremely easy to detect.
- Testing Web Sites for Accessibility Form Labeling Example: Bad News
- Testing Web Sites for Accessibility Form Labeling Example: Good News!
- Testing Web Sites for Accessibility Form Labeling Compare these two sites: http://dev.joedolson.com/form-bad.html http://dev.joedolson.com/form-good.html
- Testing Web Sites for Accessibility Alternative Text Disable Images Is any information missing? Whats gone with images disabled? Is this an equal experience for the user?
- Testing Web Sites for Accessibility https://addons.mozilla.org/en-US/firefox/addon/image- block/ http://www.girlandthegoat.com/
- Testing Web Sites for Accessibility Inclusive Content It doesnt matter how accessible your site is if you dont have accessible content.
- Testing Web Sites for Accessibility Inclusive Content Accessible text content Accessible PDFs Accessible Audio and Video
- Testing Web Sites for Accessibility Accessible Text Content Scannable: Use headings and bullet points. Avoid directional text: where is left in a screen reader? Use meaningful link text: what does Click here mean?
- Testing Web Sites for Accessibility Accessible PDFs The source document must be accessible o Alternative text for images o Use heading structures - dont just change fonts and sizes o Export to PDF, dont just print to PDF http://webaim.org/techniques/acrobat/converting
- Testing Web Sites for Accessibility Accessible PDFs - what about scanning? Not accessible by default - just big images. Use Optical Character Recognition Edit the document to add structure http://wac.osu.edu/pdf/scan/pdffromscan.html
- Testing Web Sites for Accessibility Inspect your PDFs: With Acrobat X Tools > Advanced > Accessibility > Full Check View > Zoom > Reflow Tools sidebar > Action Wizard > Make Accessible
- Testing Web Sites for Accessibility Accessible Audio & Video Two factors: the player and the content. Player Accessibility Text transcription Closed Captioning Audio Description
- In Summary Web accessibility is complex and subjective; but theres still an objective difference between inaccessible and usable - you too can spot that difference.
- Thank you! Joseph Dolson http://www.joedolson.com/ email@example.com http://twitter.com/@joedolson