This article applies to a different version of Windows than the one you are using. Content in this article may not be relevant to you
http://support.microsoft.com/ph/1173#tab0
Important notice for users of Windows XP with Service Pack 2 (SP2): The support for your product ended July 13, 2010! To ensure that you will receive all important security updates for Windows you need to upgrade to Windows XP with Service Pack 3 (SP3) or later versions such as Windows 7.
For more information, see Support is ending for some versions of Windows.