
Very useful when you have to leave your system on for some time and you have to go some where else...
Right click on an empty area of the desktop and choose 'new' then 'shortcut.' The create shortcut wizard will open.
In the first text box, type '%windir%\\System32\\rundll32.exe user32.dll,LockWorkStation' and then give your shortcut an appropriate name on the next page, and hit 'finish.'
You will...