Lab 27 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 28 navigation bar

1. 進入你的部落格，登入，選擇設計
2. 新增小工具
3. 選取
HTML/JavaScript
4. 撰寫或貼上所需連結(範例)

Lab 26 使用HTML 4 和HTML 5的影音播放

測試以下HTML 4 和HTML 5的影音播放功能

• HTML4 Video
• HTML5 Video

比較兩者有何差異。

Lab 25 模擬辨色能力障礙

VisCheck 可以模擬色盲的效果，而讓妳看到色盲讀者所會看到的樣子。妳不但可以用他來檢查某一張圖片，也可以檢查整個網頁。

從學校網站首頁新聞選取五張照片，測試兩類色盲模擬效果。

Lab 23 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 24 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 22 More on HTML

Tables
1. Copy and paste theTables example at http://www.w3schools.com/html/html_tables.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 Lists example at http://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?