You can go here: http://www.kellys-korner-xp.com/xp_tweaks.htm
scroll down to #76 and click on "Off" ,when the file download box opens up,click open.
This is a registry tweak that has worked for me in the past,and it worked for a friend of mine just yesterday.
If your computer does not turn off the power when doing a shutdown,
you can also edit the registry.
Start Regedit
Go to HKEY_CURRENT_USER\Control Panel\Desktop
Edit the key PowerOffActive and give it a value of 1
You can do the same in HKEY_USERS\.DEFAULT\Control Panel\Desktop
scroll down to #76 and click on "Off" ,when the file download box opens up,click open.
This is a registry tweak that has worked for me in the past,and it worked for a friend of mine just yesterday.
If your computer does not turn off the power when doing a shutdown,
you can also edit the registry.
Start Regedit
Go to HKEY_CURRENT_USER\Control Panel\Desktop
Edit the key PowerOffActive and give it a value of 1
You can do the same in HKEY_USERS\.DEFAULT\Control Panel\Desktop