Lab 26 Making images accessible

1. Study what an ALT tag is.
2. Use KompoZer to edit the following homepage
at http://bloggercamp.blogspot.com/2007/01/2007.html

You can copy and paste the content to your KompoZer.

3. Save your editings and preview your webpage using Firefox

4. Make the webpage accessible by
adding ALT text to the images.

5. Go to the Firefox Add-ons site for Firefox Accessibility Extension

6. Click the "Install now" button on the add-ons website

7. Check whether you can see the ALT text for the images by selecting the "Show Text Equivalent" function.

Lab 25 Firefox Accessibility Extension

Use Firefox Accessibility Extension to check the accessibility of three sites that you visit most.
Report the summary of all the errors and warnings for each site.

Reference:
http://dia.z6i.org/ (中文) 在 30 天內打造更具親和力的網站

Lab 24 Making web pages accessible

1. Use Firefox Accessibility Extension to identify the accessibility failures and warnings in http://google.com
2. Fix the failures you found.

Reference:
http://dia.z6i.org/ (中文) 在 30 天內打造更具親和力的網站

Lab 23 More on HTML

Headings
1. Copy and paste the Headings example at http://www.w3schools.com/html/html_primary.asp
2. Enter http://www.w3schools.com/html/tryit.asp?filename=tryhtml_basic
3. What kind of effects can you see?

Lists
4. Copy and paste the Headings example athttp://www.w3schools.com/html/html_lists.asp
5. Enter http://www.w3schools.com/html/tryit.asp?filename=tryhtml_basic
6. What kind of effects can you see?

Lab 22 HTML

HTML

• Tutorial
  

Accessibility

• What is web accessibility?
• Accessible search engine
• Use accesskeys

Preparation

1. Using Microsoft Notepad, Copy and paste the HTML example atIntroduction to HTML
2. Save the file as myfile.html
3. Open the file using Firefox.

New editor
4. Enter http://www.w3schools.com/html/tryit.asp?filename=tryhtml_basic
5. Copy and paste the HTML example at Introduction to HTML
6. Verify your results on the screen.

Lab 21 Google Accessibility

1. Google Search Keys Numbers the results in a Google search page and you can type the corresponding number to follow the link.
2. Google Access Keys Enables navigation through Google search results.

Reference:
http://dia.z6i.org/ (中文) 在 30 天內打造更具親和力的網站

Lab 20 AccessBar

AccessBar: displays defined accesskeys in a fixed-position bar along the bottom of the window. Added 2005-04-01 (not a joke). Find how many access keys have been defined at
www.ocac.gov.tw www.epa.gov.tw

Continued from the above, use google to find 3 more government sites in Taiwan that enable access keys.