This website according to the principles of accessible web design build, the main content of the site is divided into four blocks:
1. The top of the functional blocks, 2 blocks on the left navigation, three central content blocks, 4 blocks related links to the right.
Shortcuts ( Accesskey ) this site are set as follows:
Alt+U:Top of the functional blocks, including Home, Sitemap, Site Search, font selection, version selection.
Alt+L:Navigate the left block, this site's main menu area.
Alt+C:Central content block, as the main content area of this page.
Alt+R:Information on the right block, links to other relevant areas.
Alt+S:Site Search.