DirectShutDown is a free, commercial-quality uitlity for easier ShutDown, Restart, Log Off, Lock, StandBy or Hibernate your PC.

When DirectShutDown is running, icon appears on the taskbar on the end opposite the "Start" button. You can choose action you need just click it with the right mouse button to view the context menu.. You can set a keyboard shortcut for any action - shutdown, reboot, hibernate, standby, lock, logoff.

Also, DirectShutDown will automatically terminate applications if they are not responding making shutdowns both quicker and safer. Quickly shutdown, reboot, logoff, hibernate, standby or lock workstation by clicking program´s icon in the system tray or by pressing a defined hotkey.

It is possible to use DirectShutDown from the command-line.
Usage: DirectShutdown.exe [-t] [-r] [-l] [-k] [-s] [-h]

-t Shutdown/Turn Off PC
-r Restart PC
-l Log Off active user
-k Lock PC
-s StandBy/Suspend
-h Hibernate