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Web Accessibility. What is Web Accessibility. Ensuring people of all abilities have equal access to web content Disability Discrimination Act – Web Access Advisory notes 2010 Required by law (2006) in the USA Required for Government Websites in Australia by end of 2014
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What is Web Accessibility • Ensuring people of all abilities have equal access to web content • Disability Discrimination Act – Web Access Advisory notes 2010 • Required by law (2006) in the USA • Required for Government Websites in Australia by end of 2014 • Important for good web practice, SEO, and equal access
Web Accessibility National Transition Strategy for Government Websites • A policy of the Department of Finance for all Government Websites • Mandates conformance with WCAG 2.0 AA standard by 31 Dec 2014 • The what?... Web Content Accessibility Guidelines, version 2.0, level AA
WCAG 2.0 Summary • 4 Principles – Web content must be: • Perceivable • Operable • Understandable • Robust
WCAG 2.0 Summary • Principle 1 - Perceivable • Provide text alternatives for non-text content. • Provide captions and other alternatives for multimedia. • Create content that can be presented in different ways, including by assistive technologies, without losing meaning. • Make it easier for users to see and hear content.
WCAG 2.0 Summary • Principle 2 – Operable • Make all functionality available from a keyboard. • Give users enough time to read and use content. • Do not use content that causes seizures. • Help users navigate and find content.
WCAG 2.0 Summary • Principle 3 – Understandable • Make text readable and understandable. • Make content appear and operate in predictable ways. • Help users avoid and correct mistakes.
WCAG 2.0 Summary • Principle 4 – Robust • Maximize compatibility with current and future user tools.
Alt Text Alt text: “Getting to Uni” <imgsrc="xxx.jpg" alt="Getting to Uni" width="980" height="500"/> Alt text: “Student looking through microscope”
Text Alignment ✗ ✗ ✓
Link Text ✗ • To download the campus map click here. • Download the campus map. ✓
Accessible Documents • HTML is the most accessible format • Word or Rich Text documents are also acceptable • PDFs cause problems!! Use with caution. • Refer to web resources for making PDFs accessible, ORprovide a Word or HTML alternative.
Video Captioning • To be accessible a video must be captioned or have a transcript available in an accessible format • Captions must not be “burnt in” to the video, but be available using a closed captioning service, such as provided by YouTube. • YouTube can help with this!!
Summary • Add Alt Text to Images • Align text Left-justified • Structure web pages and documents logically • Use meaningful link text • Use HTML first, then Word Documents, lastly PDFs • Caption all videos • AVOID EMBEDDING FLASH ELEMENTS!!
Resources • Web Services Unit: uws.edu.au/wsu • Google “WCAG 2.0” or “Web Accessibility Checklist”
