kindly help me......?

due to some problems, the turn off option of my computer disappeared from the start menu. I cannot also execute alt+f4.
please help me to restore it...

Bsc.@yourService2006-12-17T05:44:36Z

Favorite Answer

1. Backup the Registry before modifying.
2. Open Registry Editor by typing REGEDIT.EXE in the Start, Run dialog.
3. Navigate to the following locations:
HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer
and,
HKEY_LOCAL_MACHINE \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer
4. In the right-pane, double-click the value NoClose and set it to 0.
5. Restart Windows for the changes to take effect...