The Accesskeys used by this site are designated as follows:

Alt+U: Top block, containing the links to the major sections and services of this site.
Alt+L: Left block, containing the links to the sub sections of this site.
Alt+C: Center block, providing the principal information of the page.
Alt+R: Right block, containing the links to the pages of the next level and the other relevant information.
Alt+G: Go button in every page for searching this site