A cookie is a small file of letters and numbers that we store on your browser or the hard drive of your computer if you agree. Cookies contain information that is transferred to your computer's hard drive.
The cookies we use are "analytical" cookies used by the Google Analytics external service. They allow us to recognise and count the number of visitors and to see how visitors move around the site when they are using it. This helps us to improve the way our site works, for example, by ensuring that users are finding what they are looking for easily. You can find more information about the individual cookies we use and the purposes for which we use them in the list below:
• Cookie: __utma - Name: Identity cookie - Expiry: 2 years Purpose: This cookie enables us to estimate our audience size and usage pattern.
• Cookie: __utmb - Name: Session cookie - Expiry: 30 minutes Purpose: This cookie enables us to identify you as a user between page loads. This allows us to remember certain settings
• Cookie: __utmz - Name: Referral cookie - Expiry: 6 months Purpose: This cookie stores the referral used by you to reach our site (e.g. a website search, an advert etc). The cookie is used to calculate search engine traffic, ad campaigns and page navigation within our own site.
• Cookie: __utmx - Name: Optimiser cookie - Expiry: 2 years Purpose: This cookie helps determine the most effective design for our sites.
You can find the latest information about these cookies in the Google Analytics site by clicking on this link: http://code.google.com/intl/en/apis/analytics/docs/concepts/gaConceptsCookies.html
You can block cookies 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