This website is based on the design principle of accessibility and uses keyboard shortcuts to strengthen the browsing convenience. Layouts is divided in five areas：
(1) Top-main area (2) Left-selection area (3) Midst-content area (4) Right-selection area (5) Bottom-related information
Accesskey guided as below:
Links on the top area, there are covering all kinds of languages script and main items.
Main content area shows the content of each page.
Links on the right area include the connections of individual.
Links on the bottom area include the connections of individual.
Links on the search area.