Standards based design

The site uses CSS (cascading style sheets), level 2.1, for text and layout.

Pages in this site meet the following W3C accessibility and quality standards, which gives greater cross-browser compatibility and readability by specialist access software.

Valid html 4.01Valid CSS!



To comply with accessibility guidelines, most links on this site do not open in a new window but should there be an exception to this rule, you will see this symbol Opens in new window or this one pdf document - opens in a new window (the latter refers to a pdf document).

Zoom and text resizing/formatting

IE7 zoom buttonThe site design supports text resizing for the main content.  However, recent versions of Internet Explorer and most other modern browsers provide a better option to this by giving the opportunity to zoom in or out. This can be achieved via the link at the bottom of the page in IE - see above - or, for most browsers, via the keyboard shortcuts Ctrl + and Ctrl -

If your browser is out of date remember you can normally update it free of charge.

Although we are not in a position to recommend it generally, if you have disability issues such as partial vision, you may find the Opera browser useful, in that you can easily adapt the view to meet your own needs.