How to switch between users in windows2000/NT:

Windows 2000 and NT do not have a command for switching between users so if
You want to quickly switch between users in windows2000/NT this might help
A little bit.

First of all create a shortcut to cmd.exe (command.exe):
Right click somewhere on the desktop and choose new and then shortcut.

Right click>>new>>shortcut

The wizard will ask you for the location of the program just input cmd.exe
Give it a name and press finish.

Hold the shift key and right click on the shortcut you created in the last
Step, choose run as...
Run cmd as the user you want to switch to, right click on the task bar and
Choose task manager (you can also press alt+ctrl+Del and run task manager
From the box that appears).
Find explorer.exe in the processes tab and press end task. Windows will close
Most of the programs but cmd is still there, in cmd window input explorer.exe
And hit enter.
that is it you have switched to another user like a b c.
-----------------------------------------------------------------------------------------------------------------------