Cookies are small text files (stored in a user's browser) which are often used by websites to help make the user experience more efficient. If you are uncomfortable with the use of cookies you can amend your browser settings to prompt you each time a cookie is downloaded, or to disable cookies completely.

By continuing to browse the site you are agreeing to our use of cookies.

Independent information about cookies including how to block or delete them can be found at

The table below explains the cookies we use and why:

_utma _utmb _utmc _utmz _utmv This website uses Google Analytics, a web analytics service provided by Google. Google uses cookies to help us analyse how visitors use our site and help us to improve the user experience. Google Analytics user data is anonymous. If you would like to find out more about Google Analytics and the kind of information that is collected and processed, please refer to Google's website and its privacy policy on Google Analytics.
ASP.NET_SessionId This cookie contains the user's session ID and the cookie will expire at the end of the session (when you close your browser).
datr lsd reg_ext_ref reg_fb_gate reg_fb_ref
Set by (widget used to link to Facebook which takes you to the FB page)

We also implement a number of social sharing options across our site including Twitter, LinkedIn, and YouTube. Cookies are served to facilitate these sharing options. Please check the respective policies of these sites to see how they use your information and find out how to opt out, or delete, such information.