Cookies are little temporary text files.
You can manage browser cookies through your browser settings. The 'Help' feature on most browsers will tell you how to prevent your browser from accepting new cookies, how to have the browser notify you when you receive a new cookie, how to disable cookies, and when cookies will expire. If you disable all cookies on your browser, neither we nor third parties will transfer cookies to your browser. If you do this, however, you may have to manually adjust some preferences every time you visit a site and some features and services may not work.