Cookie policy

About cookies

Cookies are small data files which are sent to your browser from a website and are stored there for a period of time. They may then be sent back to the website on subsqequent page visits.

Browsers allow control of cookies through their settings. describes how you can control cookies you allow to be set and how to delete cookies which have already been set.

Cookie set directly by this site and used to manage the user experience between pages and visits.

cookie name expires information
eucookienoticed 730 days Simply contains the value 'true'. It is set when you access any page of this site and indicates that the cookie notice has been presented. It prevents the notice from being presented multiple times.

Google Analytics

We use the Google Analytics service to collect information on how the site is used. We don't have direct control over the cookies that Google sets. At time of writing (May 2018), it sets the following cookies:

cookie name expires information
__utma 730 days Used to determine unique visitors to the site
__utmb 30 minutes Used to establish and continue a user session within the site
__utmc session end Used to establish and continue a user session within the site
__utmz 182 days Stores the type of referral used to reach the site, whether via a direct method, a referring link, a website search, or a campaign such as an ad or an email link. It is used to calculate search engine traffic, ad campaigns and page navigation within the site. The cookie is updated with each page viewed.

Google provide the Google Analytics Opt-out Browser Add-on for a range of browsers allowing you to control what information should not be sent to Google Analytics.