How to Shutdown, Restart or Log Off in Windows 8

' This script will create shortcuts in the Start Menu
' Written by Amit Agarwal - 06/03/2012
' Web: http://labnol.org/?p=20989
' Version: 0.1
'
set WshShell = WScript.CreateObject("WScript.Shell")
strStartMenu = WshShell.SpecialFolders("StartMenu")
set oShellLink = WshShell.CreateShortcut(strStartMenu & "\Shutdown.lnk")
oShellLink.TargetPath = "%systemroot%\System32\shutdown.exe"
oShellLink.Arguments = "-s -t 0"
oShellLink.WindowStyle = 1
oShellLink.IconLocation = "%systemroot%\System32\shell32.dll,27"
oShellLink.Description = "Shutdown Computer (Power Off)"
oShellLink.WorkingDirectory = "%systemroot%\System32\"
oShellLink.Save
Set oShellLink = Nothing
set oShellLink = WshShell.CreateShortcut(strStartMenu & "\Log Off.lnk")
oShellLink.TargetPath = "%systemroot%\System32\shutdown.exe"
oShellLink.Arguments = "-l"
oShellLink.WindowStyle = 1
oShellLink.IconLocation = "%systemroot%\System32\shell32.dll,44"
oShellLink.Description = "Log Off (Switch User)"
oShellLink.WorkingDirectory = "%systemroot%\System32\"
oShellLink.Save
Set oShellLink = Nothing
set oShellLink = WshShell.CreateShortcut(strStartMenu & "\Restart.lnk")
oShellLink.TargetPath = "%systemroot%\System32\shutdown.exe"
oShellLink.Arguments = "-r -t 0"
oShellLink.WindowStyle = 1
oShellLink.IconLocation = "%systemroot%\System32\shell32.dll,176"
oShellLink.Description = "Restart Computer (Reboot)"
oShellLink.WorkingDirectory = "%systemroot%\System32\"
oShellLink.Save
Set oShellLink = Nothing
Wscript.Echo "Created Shutdown, Restart and Log Off buttons in your Programs Menu. You can now pin them to the Start Screen of your Windows 8 computer."

Note Now copy the above code in notepad & save it as filename.vbs 
Here is the video demo by www.labnol.org and the tutorials is also Written by Mr.Amit Agarwal