are a small piece of data sent from a website and stored localy in a user’s hard drive while a user is browsing a website. Cookies are used to remember the state of the website or activity the user had taken in the past.
may mean that some websites will not work properly. You may want to disable cookies on your web browser from being stored in your computer for privacy reasons, or to free up space on your hard drive. Each browser has different management of cookies:
Internet Explorer: http://windows.microsoft.com/en-za/windows-vista/block-or-allow-cookies