To create shortcuts for these Windows functions follow the next steps:

1. From the Context menu on the Desktop or in any folder select New -> Shortcut.

2. In the Location field type:

• For Shutdown:
  shutdown.exe -s -t 00
• For Restart
  shutdown.exe -r -t 00
• For Workstation lock
  Rundll32.exe User32.dll,LockWorkStation
• For Sleep
  rundll32.exe powrprof.dll,SetSuspendState Sleep
• For Hibernation
  rundll32.exe powrprof.dll,SetSuspendState

3. Press Next and type the shortcut name.

4. After it you can use the shortcut by doubleclicking on it or by assigning a keyboard shortcut to it (that can be done in its Properties Shortcut key field).