We have tried to ensure that this website is as accessible as possible. If you are having a problem or wish to make a suggestion, please contact us.

Access keys

Most browsers support the use of access keys, a technique that allows users to jump to specific links using just their keyboard.

To use access keys, on Windows, press [alt] plus an access key; on a Mac, press [control] plus an access key. If you are using Internet Explorer you need to press [enter] as well.

All pages on this site have the following access keys:

  • Access key 1 - Home page
  • Access key 2 - Jump straight to content, bypassing the main navigation links

Browser preferences

If you are having difficulty using this site you might find it useful to change the text size, text colour or background colour. You might also wish to turn off the style sheet or substitute it with one of your own.

How to Change Text Size or Colors

Standards compliance

All pages on this site validate as XHTML 1.0 Transitional and have been validated using the World Wide Web Consortium (W3C)'s HTML validation service.
Valid XHTML 1.0!

All pages on this site use valid Cascading Style Sheets, validated using the Wide Web Consortium (W3C)'s CSS validation service.
Valid CSS!

All pages on this site are Bobby AAA approved, complying with all the Bobby guidelines.
Bobby WorldWide Approved AAA

All pages on this site are WCAG AA approved, complying with all priority 1 and 2 guidelines of the W3C Web Content Accessibility Guidelines.
Level Double-A conformance icon, W3C-WAI Web Content Accessibility Guidelines 1.0