Description of the Software Restriction Policies in Windows XP
http://support.microsoft.com/kb/310791

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All the Best,
Kelly (MS-MVP/DTS&XP)
Taskbar Repair Tool Plus!
http://www.kellys-korner-xp.com/taskbarplus!.htm
> My system keeps asking for a program to run known and trusted programs and
> them it will not run. I can't get to simple programs like my sophos
> anti-spyware etc. Please help