Cookies
Most websites use cookies in order to 'improve' user experience by enabling the websites to ‘remember’ visitors, either for the duration of a visit (using a ‘session cookie’) or for repeat visits (using a ‘persistent cookie’). Cookies also generally improve visitor experience of a website through better navigation and so on, but one of the main uses of cookies is to target advertising or marketing messages; this website does not use cookies for this purpose.
If you don’t want cookies used you can refuse or restrict them through your browser settings. You may wish to visit About Cookies which contains comprehensive information on how to do these things on a wide variety of browsers, as well as much more detail about cookies.