<Access Key>
Windows
IE：
Alt+U："at the top of links," this part includes the site's main link.
Alt+C："the right of the main content area", this part displays the Web page's content.
Firefox：
Alt+Shift+U："at the top of links," this part includes the site's main link.
Alt+Shift+C："the right of the main content area", this part displays the Web page's content.
Macintosh
Ctrl+U："at the top of links," this part includes the site's main link.
Ctrl+C："the right of the main content area", this part displays the Web page's content.