What is a Cookie?
A cookie is a small computer file of letters and numbers downloaded on to your user device (for example a PC or a smartphone) when you access some websites. Cookies allow a website to recognise your user device each time you visit.
This website uses "analytical” cookies which collect data about how visitors use our site.
These cookies are: _utma, _utmt, _utmb, _utmc, _utmz, _utmv, hjClosedSurveyInvites, _hjDonePolls, _hjMinimizedPolls, _hjDoneTestersWidgets, _hjMinimizedTestersWidgets, _hjDoneSurveys, hjIncludedInSample and _hjShownFeedbackMessage.
You cannot be identified from the data we collect. We use the data to help us understand how visitors use our site e.g. whether the number of visitors to our site is growing; how often users visit us via a search engine; what content is popular and what is not; and how long people stay on our site. We use this anonymous information to compile reports and to help us improve the site.
How to reject cookies
The Help menu on the menu bar of most browsers will tell you how to prevent your browser from accepting new cookies, how to have the browser notify you when you receive a new cookie and how to disable cookies altogether.
Most web browsers will accept cookies but if you would rather we didn’t collect data in this way you can choose to accept all or some, or reject cookies in your browser's privacy settings. However, rejecting all cookies means that you may not be able to take full advantage of all our website's features. Each browser is different, so check the "Help" menu of your browser to learn how to change your cookie preferences.