The site has been created using semantic HTML and CSS and complies with the WAI Web Content Accessibility Guidelines to at least WCAG 2.0 Level A. Below are some of the things we have addressed in order to make this website accessible to as many users as possible.

This website is viewable in IE11, Firefox FF53+, Safari S10+, with no noticeable degradation of experience.

We have ensured correct keyboard tabbing order of the entire navigation system, for those who prefer a keyboard to a mouse.

Two access keys have been added for convenience. 0 is assigned to the skip to main content and 1 is assigned to this accessibility policy page.

Text resizing works correctly on all pages to two increments.


We have provided alternative text to images wherever possible, so that visually impaired users and people using text-only browsers do not miss out on information provided through images on this website.


We make use of the Adobe PDF document format for posting documents on line. The free Adobe Reader browser plug-in can be downloaded from here.


We have checked all links on this site at the time of website publication, and all links are accurate and in working order. In addition, we check links to external sites periodically. If you should find a broken link please email the webmaster, with details of the link text and the page on which it is located and we will fix it as soon as possible.

Text size

All text on this site is resizable. To make text bigger, use the browser's font-size tool, which is usually located under the View menu at the top of your screen.

Printing pages from the website

Pages will automatically reformat themselves to fit within A4 paper confines when printed.