What's a cookie?
A "cookie" is a piece of information that is stored on your computer's hard drive and which records how you move your way around a website so that, when you revisit that website, it can present tailored options based on the information stored about your last visit. Cookies can also be used to analyse traffic and for advertising and marketing purposes.
Cookies are used by nearly all websites and do not harm your system.
If you want to check or change what types of cookies you accept, this can usually be altered within your browser settings. You can block cookies at any time by activating the setting on your browser that allows you to refuse the setting of all or some cookies. However, if you use your browser settings to block all cookies (including essential cookies) you may not be able to access all or parts of our site.
How to control/delete cookies
Most browsers allow you to refuse to accept cookies. For example:
- In Internet Explorer you can refuse all cookies by clicking "Tools", "Internet Options", "Privacy", and selecting "Block all cookies" using the sliding selector.
- In Firefox you can block all cookies by clicking "Tools", "Options", and un‐checking "Accept cookies from sites" in the "Privacy" box. Blocking all cookies will, however, have a negative impact upon the usability of many websites. If you block cookies, you will not be able to use the Authentication / Login on this website.
You can also delete cookies already stored on your computer. Doing this may have a negative impact on the usability of many websites.
- In Internet Explorer, you must manually delete cookie files (you can find instructions for doing so at http://support.microsoft.com/kb/278835
- In Firefox, you can delete cookies by, first ensuring that cookies are to be deleted when you "clear private data" (this setting can be changed by clicking "Tools", "Options" and "Settings" in the "Private Data" box) and then clicking "Clear private data" in the "Tools" menu.