A cookie is a small file of letters and numbers stored (with your consent) on your browser or the hard drive of your computer.
Cookies allow us to identify you (or, more accurately, your computer) when you visit our website. Knowing how often people are visiting each page of our website helps us work out how and where to improve our website.
If you want, you can block cookies by changing the settings on your browser – we have set out below links to the ‘Help’ pages of some browsers which explain how you can do this. Blocking the cookies we use may have an adverse impact upon the presentation of some or all of our website.
Links to the ‘Help’ pages of major browsers: