A cookie is a text-only string of information that a website transfers to the cookie file of the browser on your computer's hard disk so that the website can remember who you are.
A cookie will typically contain the name of the domain from which the cookie has come, the "lifetime" of the cookie, and a value, usually a randomly generated unique number.
Two types of cookies are used on this website:
Which are temporary cookies that remain in the cookie file of your browser until you close the browser.
Which remain in the cookie file of your browser for much longer (though how long will depend on the lifetime of the specific cookie).
To allow you to carry information across pages of our site and avoid having to re-enter information.
To help us recognise you as a unique visitor (just a randomly generated number) when you return to our website and to allow us to tailor content or advertisements to match your preferred interests or to avoid showing you the same adverts repeatedly.
Within research surveys to ensure you are not invited to complete a questionnaire too often or after you have already done so.
To track whether advertisements are clicked on by users.
- Third Party Cookies
Third parties serve cookies via this site. These are used for the following purposes:
To compile anonymous, aggregated statistics that allow us to understand how users use our site and to help us improve the structure of our website. We cannot identify you personally in this way.
For more information and to opt-out of cookies used for this purpose please visit the Omniture Visual Sciences Privacy Center.
To serve advertisements on our site and track whether these advertisements are clicked on by users.
- Use of Web Beacons
Some of our Web pages may contain electronic images known as Web beacons (sometimes known as clear gif's) that allow us to count users who have visited these pages. Web beacons collect only limited information which including a cookie number, time and date of a page view, and a description of the page on which the Web beacon resides.
We may also carry web beacons placed by third party advertisers. These beacons do not carry any personally identifiable information and are only used to track the effectiveness of a particular campaign.
- Disabling/Enabling Cookies
You have the ability to accept or decline cookies by modifying the settings in your browser. However, you may not be able to use all the interactive features of our site if cookies are disabled.
For information about how to disable cookies in your browser please visit the About Cookies website.