As most websites do, we sometimes place small data files called cookies on your computer to make the website and its associated subdomains such as  work properly.

What are cookies?

'Cookies' are small text files that are stored by the browser (e.g. Internet Explorer, Firefox, Chrome or Safari) when you visit our website.

Cookies allow our site to remember your preferences and play an important role in making the site work better for you. To some extent, cookies can be seen as providing a "memory" for the website, enabling it to recognise a user and respond appropriately.

How does we use cookies?

A visit to website and its associated subdomains such as may generate "first-party" cookies.

First Party Cookies

These are cookies which originate from our own website:

  • "has_js": This cookie determines whether the user has Javascript enabled and is used to remember display preferences. It is deleted at the end of the session
  • "cookie-agreed": This cookie is set when you accept our cookie policy. It is set to expire a few months after it is deployed.
  • "Drupal.tableDrag.showWeight": This cookie helps handle the consistent navigation of tabbed pages and forms across a range of different browsers.  It is set when you use pages where information appears in tabbed format.  It is set to expire a few months after it is deployed.
  • "printfriendly-font-class": This cookie is used by the plugin used for printing to remember the selected font. It expires a few weeks after it is deployed.

Removing or Blocking Cookies

Your web-browser has settings which allow you to remove or block cookies. In some cases doing so will prevent some parts of our website from working. However, due to the wide variety of web-browsers in use, it is not possible for us to provide detailed instructions on how to do this. We recommend you check with your browser vendor for further information.

You can also obtain additional information on cookies by visiting