Note the use of Performance/ Analytics Cookies for the purposes described below.
Cookies are small text files sent to your device when you visit a website which are then sent back to the website on each subsequent visit.
Cookies act as a memory for a website, allowing that website to remember your device when returning. Cookies can also remember preferences and improve the user experience as well as tailor adverts to those most relevant to you.
You can find more information about cookies, such as how to see what cookies have been set on your device and how to manage them at
We use session cookies (which exist only until you close your web browser) and persistent cookies (which exist for longer). Some cookies on our website are needed so you can move around the website and use it. These cookies don’t gather information about you that could be used for marketing or remember where you have been on the internet.
Some cookies on our website collect information about how visitors use the website, e.g. which pages visitors go to most often, and if they get error messages from web pages. These cookies don’t collect information that identifies visitors. All information these cookies collect is aggregated and therefore anonymous. It is only used to improve how our website works.
Our website uses Google Analytics cookies. Information collected by these cookies will be transferred to and stored by Google on servers in the USA in accordance with its privacy practices.
We may embed photos and videos from websites such as YouTube and Flickr. Or feeds from organisations like Facebook and Twitter.
When you visit a page containing these services, you may be presented with cookies from these websites. You may see embedded ‘share’ buttons on some of our pages. These allow you to share content through social networks. When you click these buttons, a cookie may be set by the service you have chosen to share content through. These third party cookies are not controlled by us. For further information about their use, please visit the relevant third party website for further information.
Be aware : If you refuse or disable cookies, this website will not work. Note, disabling a cookie or category of cookie does not delete the cookie from your browser, you will need to do this yourself from within your browser.
If you are using a recent version of Chrome, you can see the specific cookies that are being used by this site, and in fact any site, by clicking on the secure padlock to the left of the web address in the browser window, or if the the site does not have a secure padlock the the (i) information icon.