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Alternative Views of the Web Jon Gunderson, Ph.D. Division of Rehabilitation-Education Services University of Illinois at Urbana/Champaign.

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Presentation on theme: "Alternative Views of the Web Jon Gunderson, Ph.D. Division of Rehabilitation-Education Services University of Illinois at Urbana/Champaign."— Presentation transcript:

1 Alternative Views of the Web Jon Gunderson, Ph.D. Division of Rehabilitation-Education Services University of Illinois at Urbana/Champaign

2 Built-in Accessibility Features Adjusting fonts and colors Conditional content Keyboard support Control of automatic behaviors Assistive technology compatibility

3 Speech Browsing Voice commands Reading Web Documents

4 Internet Explorer User defined fonts User defined colors Access to ALT text and other conditional content Turning off scripting Keyboard support Documentation Support for user style sheets

5 IMAGE: Internet Options Menu Item

6 IMAGE: Options Dialog Box

7 IMAGE: Ignoring author styles

8 IMAGE: Setting colors

9 IMAGE: Setting font style

10 IMAGE: Setting font size

11 IMAGE: Set to always show complete ALT text and track cursor

12 IMAGE: Turning off images and accessing ALT text

13 IMAGE: Turning off Multi-media

14 IMAGE: Security Options

15 IMAGE: Turn off script support

16 IMAGE: Resulting Rendering

17 IMAGE: Keyboard support

18 Common Keyboard Commands Link/Form navigation: TAB, Shift + TAB Selecting link: ENTER key Frame navigation: Alt + TAB, Alt + Shift + TAB Select the text in the Address bar. ALT + D Display a list of addresses you've typed. F4 Find on this page. CTRL+F Open the Search bar. Ctrl + E Open the Favorites bar. Ctrl + I Open the History bar. Ctrl + H

19 IMAGE: Accessing list boxes

20 IMAGE: Documentation

21 Style Sheets Author and user style sheets Fonts Colors Text transformations Positioning

22 Types of Style Sheets External Internal In-line

23 Style Sheet Element Selector Properties Values

24 IMAGE: Creating Style Sheet

25 IMAGE: Applying Cascading Style Sheet

26 Internet Explorer Limitations Styling Alt text for images Styling error messages No access to long descriptions No emulation of mouse events Limited access to conditional content – NOFRAMES – NOSCRIPT

27 IMAGE: Error message

28 IMAGE: Opera

29 Opera Features Keyboard Navigation Changing Styles Text and Image Zooming One button toggle images One button user/user styles

30 IMAGE: Opera with Images ON

31 IMAGE: Opera with Images OFF

32 IMAGE: Zooming text and Images

33 Author and User Mode CSS Tables Colors Fonts Frames

34 IMAGE: Setting User Preferences

35 IMAGE: Ignoring table markup

36 IMAGE: Toggling User Mode

37 IMAGE: Keyboard Navigation

38 Opera Keyboard Navigation Header Elements Forms Links

39 Speech Browsing Linear reading Temporal Active investigation

40 Specialized Browsers Primarily for VI Only reads web documents Advanced document navigation Table navigation Automatic language changes Link list Longdesc attribute

41 DEMO: Home Page Reader

42 HPR Views Text View Graphics View Information View History View

43 HPR Read Modes Text Links Form controls Headings Table jump Table cells

44 DEMO: HPR

45 Screen Readers Primarily for VI General purpose screen reader Link list Table reading modes Header navigation Support for longdesc attibute

46 DEMO: JAWS

47 WordSmith Primarily for LD Read text on Web Pages Check word definitions

48 DEMO: WordSmith

49 Voice Recongion Voice commands Reading text back

50 DEMO: Dragon Systems

51 W3C User Agent Accessibility Guidelines Cross disability User control of rendering Navigation Orientation Device Independence Compatibility with AT Documentation


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