accelerate shutdown with a shutdown shortcut on the desktop

usually we feel our computers are too heavy and really long time to open or close our window. actually it was not a problem in the hardware but the software's problems are in use. but I am now eager to give way or a trick, telling me how to speed up your computer shutdown, do not want to know this? it was not love this, as follows:

How:
1. Right-click an empty area on the desktop and select New - Shortcut.
2. At the command line type c: \\ windows \\ rundll32.exe user, exitwindows.
3. Click next and name the shortcut it.
4. Finally click Finish.

way as I practice at home, and to speed up my computer shutdown by making a shutdown shortcut on the desktop computer. may be useful for you all.