无障碍操作说明 繁体中文
网站的主要样版内容分为两个大区块：
1)上方选单连结区 2)网页主要内容区
The Access keys used by this site are designated as follows
Alt+U：Upper area on the top side, containing the links to the services of this site.
Alt+C：Main content area, containing important or related information of this site.
Alt+F4：Close the window.
Shift+Tab：Back to previous item on this pages.
Powered tab key navigation order :
Starting from the top menu links , Carried to the left of the main menu links ,
Then moved to the center of Main Content Area , Finally moved Related Links area on the right.