This website is based on the design principle of accessibility and uses keyboard shortcuts to strengthen the browsing convenience. Layout is divided in several areas：

1. Top-main area
2. midst-content area
3. Right-selection area
4. Footer Site information

Accesskey guided as below：

• Alt+U：Links on the top area, there are covering all kinds of languages script and main items.
• Alt+C：Main content area shows the content of each page.
• Alt+R：Links on the right area include Community Links.
• Alt+Z：Footer Site Information。

If your browser is Firefox, the shortcut keys are used by Shift+Alt+ (fast key letters), for example Shift+Alt+C will jump to the middle of the page, and so on.