www.gianwild.com.au 1
The differences between WCAG1 and WCAG2Gian Wild
www.accessibilityoz.com.au
What do you need to do?Principles
WCAG2Guidelines
Understanding Success Criterion WCAG2
Techniques Techniques
5 conformance requirements Conformance level Full pages Complete processes Only accessibility-supported ways of using
technologies Non-interference
www.gianwild.com.au 4
Top changes from WCAG1 to WCAG2
Level A
Top changes
CAPTCHA
Top changes
Captions and audio descriptions
Top changes
Audio control
Top changes
Sensory characteristics
Top changes
Skip links
Top changes
Validation
Top changes
Pause / Stop / Hide
Top changes
Timing
Top changes
Information and relationships
Top changes
Page titled
Top changes
Error identification
Top changes
Link purpose (in context)
Top changes
Keyboard and keyboard traps
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Remember – these things remain the same
Top ten changes
Site needs to work with style sheets
off
Top ten changes
PDFs are still inaccessible
Top ten changes
JavaScript must always have an HTML fallback
More on accessibility… AGIMO accessibility blog:
http://agimo.govspace.gov.au/category/accessibility/
The Australian Government’s study into the Accessibility of the PDF for people with a disability:http://agimo.govspace.gov.au/2010/11/30/good-document-design-is-the-key-to-accessibility/
eGovernment Accessibility Toolkit: http://www.egov.vic.gov.au/victorian-government-resources/manuals-and-toolkits-victoria/accessibility-toolkit/victorian-government-accessibility-toolkit-version-3-september-2009-in-pdf-format-2898kb.html
More on accessibility… WebAIM:
http://wave.webaim.org/
W3C Web Accessibility Initiative: h
ttp://www.w3.org/WAI/
Gian Wild:h
ttp://www.gianwild.com.au
Twitter: #accessibilityoz
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