Update your antivirus software and run a full system scan.
Do the same for whatever anti-spyware applications that you have.
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To start the Task Manager...
Ctrl + Alt + Delete
or
Ctrl + Shift + Esc
or
Right click the Taskbar | Task Manager
or
Start | Run | Type: taskmgr | Click OK
Ctrl + Alt + Delete opens the Windows Security window if the Welcome screen
is turned off.
When you open Task Manager, it flashes for a second and quits.
This symptom is caused by viruses.
Task Manager, MSCONFIG, or REGEDIT disappear while opening
http://www.mvps.org/sramesh2k/ToolsQuit.htm
Double click anywhere on the Task Manager border if the Menu Bar and tabs
are not visible.
Task Manager Menu Bar and Tabs Are Not Visible
http://support.microsoft.com/default.aspx?scid=kb;en-us;193050
If you get an error message: Task Manager has been disabled by your
administrator.
Error Message: "Task Manager has been disabled by your administrator"
http://windowsxp.mvps.org/Taskmanager_error.htm
Enable/Disable Task Manager
http://www.dougknox.com/xp/utils/xp_taskmgrenab.htm
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Hope this helps. Let us know.
Wes
MS-MVP Windows Shell/User
In