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Accessibility 11 Wednesday, October 12

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A ccessibilit y 11 Wednesday, October 12

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Why build accessible websites? • Because we’re decent human beings. • Why wouldn’t we? • What are you, some kind of jerk? • C’mon, man. • C’mon. Wednesday, October 12

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Why build accessible websites? • Because we’re decent human beings. • Why wouldn’t we? • What are you, some kind of jerk? • C’mon, man. • C’mon. Wednesday, October 12

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The power of the Web is in its universality. Access by everyone regardless of disability is an essential aspect. Tim Berners-Lee “ Wednesday, October 12

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Difficulty Seeing http://www.census.gov Severe Difficulty Seeing http://www.census.gov Internet Explorer 6 http://www.ie6countdown.com 1.4% 3.4% 0.8% Percentage of U.S. Population Suffering From: Wednesday, October 12

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Difficulty Seeing http://www.census.gov Severe Difficulty Seeing http://www.census.gov Internet Explorer 6 http://www.ie6countdown.com 1.4% 3.4% 0.8% Percentage of U.S. Population Suffering From: Wednesday, October 12

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Who is this for? Wednesday, October 12

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Wednesday, October 12

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Wednesday, October 12

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Around 10 percent of the world’s population, or 650 million people, live with a disability. They are the world's largest minority. The United Nations http://www.un.org/disabilities/default.asp?id=18 “ Wednesday, October 12

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Context Wednesday, October 12

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Context Wednesday, October 12

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Progressive Enhancement Content First HTML CSS WAI-ARIA JavaScript Wednesday, October 12

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Progressive Enhancement Content First HTML CSS WAI-ARIA JavaScript Wednesday, October 12

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Progressive Enhancement Content First HTML CSS WAI-ARIA JavaScript Wednesday, October 12

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Progressive Enhancement Content First HTML CSS WAI-ARIA JavaScript Wednesday, October 12

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Progressive Enhancement Content First HTML CSS WAI-ARIA JavaScript Wednesday, October 12

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We need to make smarter content, not smarter containers.* Stephanie Rieger http://twitter.com/stephanierieger “ * We’re gonna make smarter containers, too. Wednesday, October 12

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We need to make smarter content, not smarter containers.* Stephanie Rieger http://twitter.com/stephanierieger “ * We’re gonna make smarter containers, too. Wednesday, October 12

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Semantic Markup Wednesday, October 12

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0 100 Wednesday, October 12

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0 100 Wednesday, October 12

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Freeze-Ray Completion Percentage Wednesday, October 12

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Freeze-Ray Completion Percentage 0 Wednesday, October 12

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Freeze-Ray Completion Percentage 0 Wednesday, October 12

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0 Freeze-Ray Completion Percentage 50 Wednesday, October 12

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Freeze-Ray Completion Percentage
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Freeze-Ray Completion Percentage Wednesday, October 12

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Freeze-Ray Completion Percentage
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.ui-slider label, .ui-slider input { position: absolute; left: -9999px; } Wednesday, October 12

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Freeze-Ray Completion Percentage
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WAI-ARIA* *Web Accessibility Initiative - Accessible Rich Internet Applications Wednesday, October 12

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WAI-ARIA* *Web Accessibility Initiative - Accessible Rich Internet Applications Wednesday, October 12

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ARIA Attributes landmark "banner" "main" "navigation" role "slider" "tabs" state "aria-expanded" "aria-checked" Wednesday, October 12

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ARIA Attributes landmark "banner" "main" "navigation" role "slider" "tabs" state "aria-expanded" "aria-checked" Wednesday, October 12

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“Number link.” Wednesday, October 12

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“Slider control: eighty percent. Use arrows to move handle.” Wednesday, October 12

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“Slider control: eighty percent. Use arrows to move handle.” Wednesday, October 12

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AWESOME Wednesday, October 12

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Resources Designing with Progressive Enhancement Building the Web that Works for Everyone http://wil.to/a11y/g http://wil.to/a11y/ http://twitter.com/wilto Wednesday, October 12