A cookie is a file containing an identifier (a string of letters and numbers) that is sent by a web server to a web browser and is stored by the browser. The identifier is then sent back to the server each time the browser requests a page from the server.
Most browsers allow you to refuse to accept cookies, and you can delete cookies already stored on your computer. Blocking and deleting cookies will have a negative impact upon the usability of many websites, including ours. If you block or delete our cookies, you will not be able to use all the features on our website.