Guidelines for Designing and Evaluating Websites - PowerPoint PPT Presentation

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Guidelines for Designing and Evaluating Websites

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... Dissatisfying Web Experiences. Michael Bernard states that the 4 most ... ALL CAPITALS. Alignment. Line Length. Leading. Paragraph Boundaries. Headings. 9/23/09 ... – PowerPoint PPT presentation

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Title: Guidelines for Designing and Evaluating Websites


1
Guidelines for Designing andEvaluating Websites
  • Or
  • The Importance of Usability

By Nicholas Bates (Sharjah Colleges)
2
The Four Most Dissatisfying Web Experiences
  • Michael Bernard states that the 4 most
  • dissatisfying web experiences are
  • Not being able to find specific information
  • Using confusing websites
  • Slow download time
  • Non working links
  • All the above add to a lack of Usability

3
Focus on Usability
  • Thomas Williams states that there are 6
  • areas to focus on to promote usability
  • Making display elements legible
  • Designing (arranging) display elements
  • Ensuring that text is readable
  • Using pictures and illustrations
  • Using icons
  • Using animation

4
1. Making Display Items Legible
  • Size
  • Contrast

5
2. Designing (Arranging) Display Elements
  • Information structure
  • Grouping
  • Relative importance
  • Consistency and predictability
  • Sequence

6
3. Ensuring Text is Readable
  • Typeface (font) choice
  • Typeface size
  • Bold and italics
  • ALL CAPITALS
  • Alignment
  • Line Length
  • Leading
  • Paragraph Boundaries
  • Headings

7
4. Using Pictures and Illustrations
  • Decorative pictures
  • Supplemental text
  • Information structure
  • Appearance and perceptual qualities

8
Quiz Time
  • Do you know these icons?

9
5. Using Icons
  • Labels
  • Familiarity
  • c. Global Differences

10
6. Using Animation
  • Viewers attention
  • Change over time

11
References
  • Bernard, M. 2002, Criteria for optimal web
  • design (designing for usability)
  • Williams, T, R. 2000, Guidelines for
  • Designing and Evaluating the Display of
  • Information on the Web
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