Lock your Work-station
This is a interesting piece of info that you can use to lock your work-stations without using the combo key "CTRL- ALT- DEL"
If CTRL-ALT-DELETE seems like too much of a hassle, try this instead:
1.. Right click an empty spot on the desktop, point to New and click Shortcut.
2.. In the Create Shortcut dialog box, type the following into the Type the location of the item text box:
"rundll32 user32.dll,LockWorkStation" (without quotes)
3. . Click Next.
4.. In the Select a Title for the Program dialog box, type "Lock Desktop" in the Type a name for this shortcut text box. Click Finish.
Now the desktop will lock when you double click your new " Lock theDesktop icon " created