Cookies are very small files that are stored on your computer when you visit most websites. They are sent back and forth between the website's server and your Internet browser to allow the website to remember actions you've made.
Cookies set by this website
Cookies: _utma; _utmb; _utmc; _utmz
Expiry: 2 years; 30 minutes; when you quit your browser; 6 months (respectively)
These cookies are used to collect information about how visitors use our site. We use the information to compile reports and to help us improve the site. The cookies collect information in an anonymous form, including the number of visitors to the site, where visitors have come to the site from and the pages they visited. For more information, see Google Analytic's page on safeguarding your data.
Most Internet browsers allow users to control the acceptance of cookies via the browser's settings. Visit allaboutcookies.org to find out how to configure these settings on a number of major browsers.
You can opt out of being tracked by Google Analytics across all websites by installing Google's opt-out browser add-on.
Changes to this privacy notice
We keep our privacy notice under regular review. This privacy notice was last updated on 19 July 2012.