Privacy & cookies


Site navigation can be done through the centralised menu, we also provide a site map. The site is responsive and should be accessible on devices that support CSS3 / HTML5.

Most of the downloadable files on this site have the extension .pdf. PDF is an open format and does not require the installation of proprietary software to use it.


To satisfy the EU Cookie Law, this site's cookie audit is as follows:

Cookie Function
DYNSRV This cookie is added by our load balancer to track which web server to send the visitor to. It's purpose is to improve the performance of the website.
has_js Records whether your browser has JavaScript enabled.

This site uses an implied user consent; by browsing this website you consent to cookies being used.


Except where otherwise noted, content on this site is licensed under a Creative Commons Attribution 4.0 International license.

External links

We take no responsibility for the content of any external site. The links are provided as a convenience to you the user and are not to be taken as endorsement.


We do not collect personal data or hand usage statistics over to third parties.

Anonymous site usage data is logged and may be used for troubleshooting purposes.