If you need help or have a question about this website, please contact us by email at This email address is being protected from spambots. You need JavaScript enabled to view it.

The site meets World Wide Web Consortium (W3C) Web Accessibility Initiative (WAI) AA-level standard. You can read more about these standards at the World Wide Web Consortium (W3C) website.

Access Key Details.

How do I increase the size of the text in this website?

You can click on the font resizing links at the top right of every page. Alternatively, select View then Text Size in your browser to adjust the size of the text. If you have a wheel mouse, hold down the Control key while rolling the wheel.

Which browsers can I use to access this website?

This website has been designed to support as wide a variety of browsers and operating system combinations as possible. Browsers such as Microsoft Internet Explorer, Safari, Firefox and Google Chrome or those from other suppliers will allow you access the site and use the pages but might not display the site as designed, nor provide you with the best experience of using the website.

Most browser suppliers will allow you to upgrade for free, either because they don‘t charge for their browser or because you have bought a previous version. To upgrade your browser go to the supplier‘s web site and follow the instructions provided.

Which screen resolution should I use for displaying this website?

We recommend the minimum display settings of 1024x768 and 16-bit colour.

What is a PDF file and how can I view them?

PDF is a file format that lets you view and print a document exactly as the author designed it. It is an Internet standard for electronic distribution that faithfully preserves the look and feel of the original document complete with fonts, colours, images, and layout. To view these documents you need to use a PDF file viewer such as Adobe Reader.