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The National Library for the Blind Designing accessible websites Joanna Widdows David Egan.

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Presentation on theme: "The National Library for the Blind Designing accessible websites Joanna Widdows David Egan."— Presentation transcript:

1

2 The National Library for the Blind

3 Designing accessible websites Joanna Widdows David Egan

4 Design For All nAccessible design is good design for all nVisual impairment (VI) and the Web: l VI: a continuum

5 How do visually impaired people access the web? nMagnification nRefreshable Braille nSpeech synthesis

6 Why Bother? n Social Inclusion n Best Value n DDA n E-Government

7 Myths and Tips  Text version of site is essential 4Good sites can include more than just text

8 Myths and Tips  Frames must not be used 4 Give frames titles 4 Use ‘no frames’ version

9 Myths and Tips  Tables must not be used 4 Avoid the use of tables for layout 4 Use necessary markup to describe tables

10 Myths and Tips  Images must be avoided 4 Give all images alt text 4 Give imagemaps text links

11 Myths and Tips  Flash and Javascript must not be used 4 Offer alternatives for Javascript, applets, flash plug-ins

12 Myths and Tips  PDF must not be used 4Make Access Adobe available for PDF files - http://access.adobe.com/

13 Myths and Tips  Bobby is all you need 4 Use Bobby, other tools and human evaluation

14 More Tips 4 Make the text legible 4 make the design flexible 4 Provide a site map [preferably at the bottom of the screen]

15 …and more  Multiple links can make navigation difficult

16 4 Make sure links make sense out of context

17 The proof of the pudding... Some examples of good and bad practice

18 NLB Consultancy Interactive Initiatives n Co-ordinated by Interactive Initiatives n Developing NLB charter mark n david.egan@nlbuk.org


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