This website is based on the design principle of accessibility and uses keyboard shortcuts to strengthen the browsing convenience. Layout is divided in four areas�GTop-main area, midst-content area,Left-selection area, bottom-related information area.
The Accesskeys used by this site are designated as follows:
�� Alt+L: Left block, providing the left menu links.
�� Alt+C: Main content area shows the content of each page.
�� Alt+U: Links on the top area, there are covering all kinds of languages script and main items.