The site can be navigated without a mouse using access keys. These are shortcut keys that will take you to commonly used pages.
To use these shortcut keys on a PC, hold down the Alt key (in Internet Explorer), or Alt + Shift (in Firefox), with one of the access keys listed below. On an Apple computer, hold down the Ctrl key (in Firefox) or Ctrl + Option (in Safari), with an access key from the table below. You may have to press Enter to confirm your choice, depending on the browser used.