Windows 7 : Create a Shortcut on Desktop to Lock the Workstation

Instead of waiting for a screen saver to begin to lock your computer, you can do this straightaway.

1.     Right click on an open area of the desktop
2.     Select New / Shortcut
3.     For the program, enter Rundll32.exe User32.dll,Lock Workstation
4.     Rename the shortcut to Your desire name
5.     If you want to change the icon then you can.
6.     Right click on the icon
7.     Goto Properties
8.     Click on Change Icon
9.     Click ok for the Dialogue appears the program does not contain any icons
10.     Select an icon
11.     Click OK and you are ready to go