Shutdown issue

It the notebook takes a long time to shutdown or doenot shutdown please give the below stesps. (xp)

Step-1: Please click on the below links and download and run the below files.

http://www.kellys-korner-xp.com/regs_edits/shutdown.reg

http://www.kellys-korner-xp.com/regs_edits/reboot.vbs