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Assistive Technology and Web Accessibility. University of Hawaii Information Technology Services Jon Nakasone. UH Assistive Technology Web Site. www.hawaii.edu/access. What is AT?.
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Assistive Technologyand Web Accessibility University of Hawaii Information Technology Services Jon Nakasone
UH Assistive Technology Web Site • www.hawaii.edu/access
What is AT? • Any form of equipment or product used to increase, maintain, or improve the functional capabilities of individuals with disabilities.
Types of Disabilities • Mobility Impairments • Blindess/Low vision • Hearing/Speech disorders • Learning Disabilities
Mobility Impairments • Adjustable computer workstation • Keyboards • Mouse • Voice input • Alternate input device (mouth wand) • Scanner • Laptop computer
Blindess • Screen Reader/Document Reader • Scanner • Text based browser • Braille translation software • Portable Braille note taking devices with speech output
Low Vision • Screen/Document reader • Scanning software • Large monitor • Anti-glare screens • Screen magnification software • Portable note taking device with speech output
Hearing and/or Speech Impairments • Spell check • Grammar check • Word prediction software • Visual flash • Speech synthesizer • Note taking device • Captioning or transcripts
Learning Disabilities • Screen reader • Voice recognition software • Large screen monitor • Spelling and grammar check • Word prediction software • Note taking devices
Web Accessibility Improved access for persons with disabilities and non-disabled. Universal Accessibility
Important Resources • Web Accessibility Initiative • www.w3.org/WAI
Priority One • Text equivalent for images, image maps, applets, scripts, bullets, etc. • Non color dependent • Headers for rows and column in tables • Title frames • Provide transcripts for audio and video • Provided redundant text links for image maps
Priority Two • Sufficient color contrasts • Clearly identify destination of each link • Avoid blinking objects • Provide a site map or table of contents • Make navigation consistent • Describe purpose of frames
Priority 3 • Expand abbreviations • Create a logical tab order for links and forms • Provide summaries of tables • Provide information so that users may receive documents or access to information according to their preferences.
No Frames Option <NOFRAMES> <BODY> Your Web information etc. </BODY> </NOFRAMES>
No Scripts Option • <NOSCRIPT>You browser must be Java enabled to view animation effects on this Web page</NOSCRIPT>
Web Validation Tool • Bobby • http://www.cast.org/bobby/
Contact • Jon Nakasone • nakasone@hawaii.edu • 956-2719