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Accessibility help

This website has been constructed with accessibility in mind. Details of these features are explained below.

Short Cut Keys

We have provided a series of keyboard shortcuts intended to help users who have difficulty in using pointing devices such as a mouse.

The following information summarises each of the keyboard shortcut commands available to you.
Depending on your browser, use one of the following:

PC / Windows

Press Alt S to skip the navigation and go to the page content (or Shift-Alt S in some web browsers)
Press Alt 1 to go to the Home page (or Shift-Alt 1 in some web browsers)
Press Alt 0 to return to this page (or Shift-Alt 0 in some web browsers)


Press the 'Ctrl' key and the relevant access key mentioned above

Standards compliance

All pages on this site have been tested for compliance with the W3C Web Content Accessibility Guidelines. This is a judgement call; many guidelines can not be tested automatically. All the guidelines have been reviewed and it is believed that all these pages are in compliance.

All pages on this site have been constructed to XHTML 1.0 standards.

All pages on this site use structured semantic markup.

Visual design

This site uses cascading style sheets for visual layout. If your browser or browsing device does not support stylesheets at all, the content of each page is still readable.


You can re-size the web page by using the Zoom facilities of your web browser. The key combination for this is usually Ctrl+ to zoom in and Ctrl- to zoom out.

Web browsers

This site has been tested in a range of different web browsers.

We recommend, Internet Explorer 7+, Firefox 3.5+, Opera 10+, Safari 4+, Chrome 6+