An accessible website is one whose content and features can be accessed by a great majority of users regardless of physical or intellectual disabilities. In order to achieve accessibility a web site has to meet a number of requirements.

Its design should be uncomplicated and standard. This will allow for different tools, such as voice synthesizers, to function

The language and texts contained in the web should be straightforward in order to facilitate comprehension.

Its audiovisual contents should always be described textually, which will allow for a blind person to hear a description of the image he/she cannot see.

Its layout should be clear, uncomplicated and intuitive and it should provide assistance with browsing.

This web site has been designed in view of the guidelines provided by the ‘Web Accessibility Initiative.’ These guidelines define a number of shared international norms for the design of accessible web pages.

W3C standards referring to CSS 2, XHTML and WAI have been followed. The site has been validated with the tool WAT (Test Accessibility Test). Conformity with the double A (AA) level has been checked automatically.

In order to use keyboard shortcuts the following key combinations can be used:

Internet Explorer for Windows: ALT + shortcut + ENTER.

Internet Explorer for Macintosh: CONTROL + shortcut + ENTER.

Firefox for Windows: ALT + shortcut

Firefox for Macintosh: ALT + shortcut

Safari for Windows: ALT + shortcut

Safari for Macintosh: CONTROL + shortcut

Opera : MAYÚSCULAS + ESC + shortcut

Nestcape: ALT + shortcut.