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Designing Web sites for people with disabilities

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http://www-03.ibm.com/able/access_ibm/disability.html

Visual Dificulties:

Text equivalents for images, because their assistive screen reader technology cannot obtain information from images.

Mouse is not useful as it requires hand and eye coordination. Use Keyboard and screen reader to navigate the web.

Low vision users need to be able to enlarge the text beyond simple font enlargement.

Colour blind and low vision users benefit from high contrast colors or be view in colour and fill pattern, or black and white as well as colour.

Hearing Difficulities:

Visual representations of auditory information are needed. These can be closed captioning, blinking error messages, and transcripts of the spoken audio.

Mobility Difficulties:

People will benefit from switches, latches, and controls that are easy to manipulate, as well as media that is easy to insert and remove. Software needs to be controlled without a mouse, or without a keyboard.

Voice input is helpful

Being able to enter information in single strokes; rather than simultaneously as in Ctrl+Alt+Del

Many of these needs are supported by assistive technology, operating systems, and hardware platforms.

Cognitive Difficulties:

General solutions, which include providing a consistent design and using simplified language are needed.

Template for web pages so they are the same ans familiar.

Providing simultaneaous ways to understand material eg audio and transcript.

 

 

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