How cookies are used on this website

Like most websites we place small data files, known as cookies, on your computer. This page explains what cookies are used on this website.

Cookies for measuring the use of this website (analytics)

Understanding how visitors use the website enables us to improve the information provided. We use a number of methods for gathering data and these are listed below

Google Analytics

Cookie Name	Purpose	Expires
__utma	This cookie is used to determine unique visitors to our site.	2 years.
__utmb, __utmc	These cookies work together to calculate the average length of time users spend on our site.	__utmb 30 minutes, __utmc when you close the browser.
__utmz	This cookie records information about how the page was reached (for example via a search engine result or a direct link).	6 months.
__utmmobile	This cookie is used to determine unique visitors to our site.	2 years.

Full details on the cookies set by Google Analytics are published on the Google website. Google also publishes a browser add-on to allow you to choose that information about your website visit is not sent to Google Analytics.

Essential Website Operation

On some pages we offer extended services such as a breadcrumb trail to simplify navigation. This means we remember where you have been and offer you an easy to use menu should you wish to return to a previous page.

Cookie name	Purpose	Expires
Various, for example:- 284b7158a7684b854e988bef235671d1	This cookie collects information on which pages are viewed during this visit.	When you close the browser.