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Web Content Accessibility Guidelines (WCAG) 2.0 by Julius Charles Serrano, Even Grounds
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Definition
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defines how to make Web content more accessible to people with disabilities
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developed through the W3C process
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Consists of internationally recognized principles, guidelines, and success criteria
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Principle 1: Perceivable
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Non-text content should have text equivalents
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Color contrast should be properly identified
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Avoid using color as the sole means of conveying information
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Provide a means to stop/play audio in a page
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Provide a means to resize text in a page
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Principle 2: Operable
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All functionality should be available via the keyboard
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During sessions where there is a time limit, provide a means to extend the time
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Do not design content in a way that is known to cause seizures (content that flashes more than three times per second)
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Provide a means to bypass repetitive blocks of content
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title should describe the page’s content or purpose
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Users should be able to follow the correct sequence of web content
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text link should describe the link’s purpose
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Headings and labels should describe topic and purpose
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Principle 3: Understandable
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Define the language of the page
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Provide a way to determine the meaning of unusual words
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Provide the expanded form of abbreviations at least once.
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Try to make text easy to read and understand
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Make web pages operate in predictable ways
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Enable users to easily determine errors they have made
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Principle 4: Robust
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Ensure that the site can be displayed properly by most if not all browsers
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Perform web page validation whenever necessary
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Even Grounds’ WCAG 2.0 Tutorial http://www.evengrounds.com/wcag- tutorial
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