They can get into these folders, but by default, Limited Users can't delete or modify files in Program Files or the Windows folder structures. For this to be true, you must be running NTFS as your file system.

--
Doug Knox, MS-MVP Windows Media Center\Windows Powered Smart Display\Security
Win 95/98/Me/XP Tweaks and Fixes
http://www.dougknox.com
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Per user Group Policy Restrictions for XP Home and XP Pro
http://www.dougknox.com/xp/utils/xp_securityconsole.htm
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"Oh_Danny_Boy" <Oh_Danny_Boy@discussions.microsoft.com.> wrote in message news:53FA712F-7540-4457-BE67-01509EFEF256@microsoft.com...
> Hi, I have winxp pro sp2. I have set up several acounts on my PC I have the
> Admin. then My acount, then I have 3 non admin acounts for children. My
> problem is I have gone to the non-admin acounts to see what I can and can not
> do, and I need to know is there a way to close all the files off from these
> acounts? I noticed they can get into all the Program files, and windows file
> folder and so on. I would like to keep them out of there just because
> anything can happen especialy in the windows folder.
> Any hints as to how to close them off?
> --
> Thank Ya Kindly,
> Danny