harneable

all that is, is when you open the command prompt (windows key + R and type in cmd) its a command called shutdown -i (i for initilize)and you cna select a ip or computer name and choose to shutdown the selected computer or log off the user and then type a message and the ammount of time the message will be visable and at the end of the alloted time it will take action, you can stop this ofcorse by typing shutdown -a (a for abort) in the command prompt.