For people with visual impairments, the two key combinations: Control (CTRL) and +/- or Control (CTRL) and the mouse wheel up or down are used to increase ar decrease the font.
Most of the points on this website are accessed using a combination of two keys:
on the Windows platform: ALT + the corresponding letter or number;
on the Macintosh: Control + the corresponding letter or number.
Below is a complete list of special keys:
i – Return to home page;
t – Site map (tree);
s – Search;
n – This page (instructions for the disabled);
Use the Tab key to access different links on internal pages.