Transcript Presentation format

IMPORTANT: Instructions
Please read carefully the Instructions for the "Using
WCAG 2" Presentation at
www.w3.org/WAI/presentations/WCAG2_using/
for an introduction, tips, and permission to use.
The Notes section for each slide contains important
information. Make sure you can read the Notes. On this
slide, the notes start with “[NOTES SECTION: This is where
the important information is…]”
Copyright © 2007-2010 W3C® (MIT, ERCIM, Keio)
See www.w3.org/Consortium/Legal/ipr-notice
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Using WCAG 2
Web Content Accessibility Guidelines
Developed with material from the
W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
DRAFT Updated 17 August 2010
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Which WCAG docs for you?
@@ link to new page @@
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Start Here
WCAG Overview
www.w3.org/WAI/intro/wcag20
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
 For formal references
 (not an introduction
not primary tool for developers)
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
WCAG 2 at a Glance
Principles (POUR)
&
Guidelines
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 Perceivable
• Provide text alternatives for non-text
content.
• Provide captions and alternatives for
audio and video content.
• Make content adaptable; and make it
available to assistive technologies.
• Use sufficient contrast to make things
easy to see and hear.
 Operable
 Understandable
 Robust
Developed with material from W3C Web Accessibility Initiative (WAI)
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 Perceivable
 Operable
• Make all functionality keyboard
accessible.
• Give users enough time to read and use
content.
• Do not use content that causes seizures.
• Help users navigate and find content.
 Understandable
 Robust
Developed with material from W3C Web Accessibility Initiative (WAI)
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 Perceivable
 Operable
 Understandable
• Make text readable and
understandable.
• Make content appear and operate in
predictable ways.
• Help users avoid and correct mistakes.
 Robust
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
 Perceivable
 Operable
 Understandable
 Robust
• Maximize compatibility with current and
future technologies.
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Guideline 2.3 Seizures: Do not design content
in a way that is known to cause seizures.
 Success Criteria 2.3.1 Three Flashes or
Below Threshold
Web pages do not contain anything that flashes
more than three times in any one second period,
or the flash is below the general flash and red
flash thresholds. (Level A)
 Success Criteria 2.3.2 Three Flashes
Web pages do not contain anything that flashes
more than three times in any one second period.
(Level AAA)
Developed with material from W3C Web Accessibility Initiative (WAI)
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Use This
basically it’s the
WCAG 2 checklist
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Use This
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Success Criteria
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www.w3.org/WAI/
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/
Start Here
WCAG Overview
www.w3.org/WAI/intro/wcag20
Developed with material from W3C Web Accessibility Initiative (WAI)
www.w3.org/WAI/