Accessibility statement

Standards Compliance

The website has been built according to XHTML 1.0 Transitional specifications and conforms to Web Consortium Accessibility Guidelines (WCAG) priority 1 and 2 checkpoints.

Page design and layout is controlled by Cascading Style Sheets (CSS) and has been written according to the CSS Level 2.1 specifications.

Valid XHTML 1.0 Transitional Valid CSS!

Technical Specification


Where images convey meaning not addressed by the adjacent descriptive text, we have used ALT attributes to provide a text alternative to the graphical content. Purely decorative graphics, and images with adjacent equivalent text or descriptive text, include null ALT attributes.


Visual Design:

Browser Compatibility

This website has been developed to display adequately on all commonly used modern web browsers. An absolute minimum screen resolution of 800 pixels by 600 pixels is required, but we recommend 1024 pixels by 768 pixels to optimally view material on this site.

Access Keys

In most modern web browsers, access keys provide keyboard shortcuts to commonly used navigation options. Access keys may be of particular use to those users who have difficulty in using a mouse or other pointing device, and can be of benefit to all users as navigation shortcuts.

For sites that currently have access key support, the keys used are:

How to use access keys:

For Internet Explorer:

Windows - Hold down the Alt key and the relevant number key, release, then press the Enter key.

Mac - Hold down the Ctrl key and press the relevant number key.

For Firefox and Mozilla-based browsers:

Windows - Hold down the Alt key and press the relevant number key.

Mac - Hold down the Ctrl key and press the relevant number key.

For Opera:

Windows/Mac - Hold down the Shift and Esc keys, release, then press the relevant number key.

*Please note: if your browser is not listed here, you should refer to your browser's documentation or help files to check if it supports the use of access keys.

Changing The Text Size

If the size of the text on this site is too small for you to read comfortably, you can use your browser to increase (or decrease) the size of the text.

For Firefox and Mozilla-based Browsers:

From the menu bar, select View > Text Size, then select Increase or Decrease to change the text size.

You can use the following keyboard shortcuts for changing text size in Firefox/Mozilla:

Press the Ctrl and + keys together to increase the text size

Press the Ctrl and - keys together to decrease the text size

Press the Ctrl and 0 keys together to return the text size to normal

Contact Us

If you encounter accessibility difficulties with the web site, please contact us.

Copyright 2008