To change the display size of the text :

• Internet Explorer : go on "View" menu, then "Text size" and choose a value.
• Mozilla, Firefox or Netscape : type Ctrl + + to increase and Ctrl + - to decreate the text size.
• Opera : use + or - keys to change the size.
• Safari : use Cmd + + to increase and Cmd + - to decrease.

This is the list of keyboard shortcuts available on this site (accesskey):

• Key s - Shortcut to content
• Key 0 - Accessibiliy policy
• Key 1 - Homepage
• Key 3 - Sitemap
• Key 7 - Contact

• Internet Explorer : Press Shift, Alt and one of the accesskey (not on the numpad) and then Enter.
• Firefox Windows : Press Alt and accesskey.
• Firefox Macosx : Press Ctrl and accesskey (not on the numpad). The 0 accesskey is replace by @.
• Opera : Press Shift, Esc and accesskey (not on the numpad).
• Safari : Press Ctrl and accesskey.