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Web Site Design Principles
- 1. Web Site Design Principles Mukesh N. Tekwani [email_address]
- 2. Design For The Medium A Web site is designed for the computer – not paper Look and Feel: The interface that the user must navigate often is called the look and feel of the Web site. Users look & feel when they explore the info design of the site. Look and feel implies the personality that the Web site conveys to the user and the way it works. Summary
- 3. Design For The Medium Make your Design Portable: The Web site must be portable across different browsers, OS and computer platforms (hardware). Test the website in different browsers such as Internet Explorer, FireFox, Google Chrome, Opera, etc. Certain features of HTML like cascading style sheets cannot be interpreted properly by certain browsers. If necessary, design separate websites for different types of browsers; detect the user’s browser and direct him to appropriate version of the Web site Check website in different browsers; a website designed for a desktop PC may not be usable on a mobile device . Summary
- 4. Design For The Medium Design for Low Bandwidth: Different types of Internet connections are used – POTS (dial-up), broadband, cable, etc. Plan your pages so that they are accessible at different connection speeds . Avoid large images , complicated animations, movies as these take time to download. Provide alternate text (by using the ALT tag of HTML) Design an alternate page that uses less graphics so that it will download quickly for users with a slow connection. Summary
- 5. Design For The Medium Plan for Clear Presentation of Information: Information design (ID) means the presentation and organisation of your information. ID is the most important factor in determining the success of a Web site. Don’t use too many fonts & colors as this distracts the user. Provide direct links to the areas in the Web site that you think are the most in demand. Use contrasting colors so that the text is easy to read. On the computer screen, users tend to scan rather than read the whole page. Summary
- 6. Design For The Medium Plan for Clear Presentation of Information: Break large paragraphs into smaller paras. Provide a suitable headings so that users can find the info quickly. Break up long text into columns. Link text with hyperlinks Summary
- 7. Screen Resolutions Horizontal and Vertical Dimensions 640 x 480, 800 x 600, 1024 x 768 Fixed Resolution Designs Flexible Resolution Designs Next Slide Summary 800 x 600 1024 x 768 640 x 480 640 x 480 800 x 600 1024 x 768 1152 x 864
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- 15. Design For The Medium Summary Look and Feel Make Your Design Portable Design for Low Bandwidth Clear Presentation, Easy Access Design for Different Screen Resolutions Summary
- 16. Design the Whole Site When designing the site, plan the unifying themes and structure that will hold the pages together. The theme should reflect the personality of your organization E.g., consider the Web site of ESA – sober, subdued colors If designing a site for children, consider use of visuals, bright colors, and lively animations, big font Summary
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- 19. Design the Whole Site Create Smooth Transitions Create a unified look among the pages Reinforce the identifying elements of the site Create smooth transitions from one page to another – this is done by repeating colors and fonts for similar page elements. E.g., all para headings in a particular font and color on all pages All body text in a particular color and font style on all pages. Summary
- 20. Design the Whole Site Create Smooth Transitions All pages must have same color scheme, navigation icons, & graphics which create a smooth transition from one page to another. Reinforce the identifying elements of the site Create smooth transitions from one page to another – by repeating colors and fonts for similar page elements. All para headings in a particular font and color All body text in a particular color and font style Summary
- 21. Design the Whole Site Use of Grid to Provide a Visual Structure: A grid is a way of organising a page into rows and columns. A grid can provide a uniform look ( consistency ) to all the pages of a site. The TABLE element of HTML can be used to build the grid for pages. Another way of creating a grid is by using the concept of frames ( FRAMESET tag) Summary
- 22. Design the Whole Site Use of Active White Space: White spaces are the blank areas of a page. White space is the area between text, images, paragraphs, etc White space defines the areas of the page White use that is used deliberately is called active white space . Passive white spaces are the blank areas that appear on the border of the screen due to screen resolution problems Summary
- 23. Use of Active White Space
- 24. Use of Active White Space A lack of white space creates the impression that the page contains too much information It is difficult to find information on a page that does not have sufficient active white space. Plenty of active white space reduces clutter. Provide navigation elements on the same position in all pages – this provides uniformity and ease of use. Summary
- 25. Use of Active White Space White space is created by: Line spacing Margins – space around a para or a picture Headings – used to separate content into small chunks. Images – can be used to separate text Summary
- 26. Use of Active White Space
- 27. Design the Whole Site Summary Unifying Themes and Structures Smooth Transitions Use A Grid Use White Space Summary
- 28. Design for the User Keep in mind the user Why has the user come to your Web site? What type of information does the user want? Is the site for information , entertainment , ..? Summary
- 29. Design for the User Design for Interaction Think about how the user will interact with the Web page If the page is a collection of links , interaction will be clicking on the content and scrolling Pointing to graphics and clicking on images to reach another page. Design page into separate groups, e.g., links for pages of physics, maths, comp sc., … Summary
- 30. Design for the User Design for Location Difficult to predict the user’s exact viewing path However, research has shown that the areas of importance are as shown in the next slide Put most important info in the middle , next most important at the top, and so on. Summary
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- 32. Design for the User Guide the User’s Eye A user may scan a page in many ways. One of the ways is to scan a page from left to right, and then down to next line Summary
- 33. Design for the User Guide the User’s Eye
- 34. Design for the User Keep a Flat Hierarchy Don’t make users navigate through too many layers to find the information they want Provide a simple menu for navigation Use the same navigation menu on all pages for uniformity Provide a site map that shows the user’s location in the Web site Summary
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- 36. The Web site shows all the individual pages and the section in which they appear.
- 37. Design for the User Use the Power of Hypertext Linking Web pages enable a non-linear reading method (like reading a magazine) This can be done by providing hyperlinks through text or images Provide hyperlinks directly into the text Don’t use the “ Click Here ” phrase for linking Provide links that allow the user to jump to top of page , bottom of page, go the menu from anywhere in the page, etc Provide a hypertext table of contents Summary
- 38. Design for the User How much Content is Enough? Don’t overload the user with too much information on a single page Compare the websites of Google, Yahoo, Times Of India Provide short paragraphs and links to more info for each topic. Summary
- 39. Design for the User Summary Design for Interaction Design for Location Guide the User’s Eye Keep a Flat Hierarchy Use the Power of Hypertext Linking Resist Overload Summary
- 40. Design for the Screen Differences between screen and printed page Shape of screen – landscape, paper – portrait Paper reflects light but screen passes light from behind Provide enough contrast on page – light background and dark font Avoid light text on light background Screen has a lower resolution than paper Summary
- 41. Design For The Screen Summary Shape Of The Screen Source Of Light Monitor Resolution A Screen Is Not A Page Summary
- 42. Web Design Principles Summary Design for Medium Whole Site User Screen
- 43. Worst Site