Our websites use a few performance cookies to distinguish you from other users of our websites. This helps us to provide you with a good experience when you browse our websites and also allows us to improve our sites. We don't store personally identifiable information in the cookies we use.

You may refuse to accept cookies, however, if you select this setting you may be unable to access certain parts of our sites. Unless you have adjusted your browser settings or other settings so that it will refuse cookies, our system will issue cookies when you log on to our sites and by logging on to our sites, you agree to cookies being used.

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.

You can find more information about the individual cookies we use and the purposes for which we use them in the table below:

Cookie Name Purpose More Information
Google Analytics _utma
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 website works. These cookies collect information in an anonymous form.  

Click here for an overview of privacy at Google

To opt out of being tracked by Google Analytics across all websites click here.

sifrFetch sifrFetch This cookie is used to remember the flash configuration. For more information click here.
TLyleHC TLyleHC This cookie remembers your choice of using the high contrast version of the site. This cookie will not be set unless you select the high contrast version of the site.
These cookies are created by ASP.Net ISS session which is intended to track users across the site for functional purposes. We do not use these cookies, but they are generated by default by the server.Net installation. For more information Visit the Microsoft website


You can block cookies by activating the setting on your browser that allows you to refuse the setting of all or some cookies.

To find out more about cookies, including how to see what cookies have been set and how to manage and delete them, visit or