Cookies are text files containing small amounts of information which are downloaded to your device when you visit a website.
Cookies are then sent back to the originating website on each subsequent visit, or to another website that recognises that cookie. Cookies are useful because they allow a website to recognise a user’s device. Find more information about cookies (opens in a new window).
Alternatively, you may wish to visit About Cookies (opens in a new window) which contains comprehensive information on how to do this on a wide variety of browsers. You will also find details on how to delete cookies from your computer as well as more general information about cookies. For information on how to do this on the browser of your mobile phone you will need to refer to your handset manual.
Cookies we use
This cookie is essential. The main technology running most of the website (pages with file names ending in .asp) sets a session marker to identify you whilst you are browsing our site. No personal information is stored. This cookie is deleted when you close your browser.
This cookie stores the display language chosen by you.
- Name: _utmc: Expires: when user exits browser
- Name: _utmb: Expires: 30 minutes
- Name: _utmz: Expires: 6 months
- Name: _utma: Expires: 2 years
These cookies are used to collect information about how visitors use our site. We use the information to compile reports and to help us improve the site. The cookies collect information in an anonymous form, including the number of visitors to the site, where visitors have come to the site from and the pages they visited.