kbmho810

Create shortcut on your desktop to lock your computer?  
1. Right Click on the empty area on the desktop and go to new >> shortcut
2. Copy the command written below as the target for shortcut in the location text box
             %windir%\system32\rundll32.exe user32.dll,LockWorkStation
3. Give the name to the shortcut and press OK
Now, you can use the shortcut created to lock your computer speedily.

kbmho810

開卷有益、共大家分享:借樓主小小位一用。

Windows Key Shortcuts
Windows Key + E
Opens a new Explorer Window. Probably one of the hottest Windows keyboard shortcuts. This one gets a lot of hoorahs!
Windows Key
Displays the Start Menu.
Windows Key+D
Minimizes all windows and shows the Desktop.
Windows Key+D
Opens all windows and takes you right back to where you were.
Windows Key+F
Displays the Find all files dialog box.
Windows Key+L
Lock your Windows XP computer.
Windows Key+M
Minimizes all open windows.
Windows Key+Shift+M
Restores all previously open windows to how they were before you Minimized them.
Windows Key+R
Displays the 《Run 》command.
Windows Key+ F1
Displays the Windows Help menu.
Windows Key+ Pause/Break
Displays the Systems Properties dialog box.
Windows Key+ Tab
Cycle through the buttons on the Task Bar.
Windows Key+ U
Displays the Utility Manager with accessibility options; Magnifier, Narrator and On-Screen Keyboard.
Alt + Tab
Toggle (switch) between open windows.