By default, Windows XP puts Log Off button on Start Menu where located beside Turn Off Computer button. And if you don’t want the Log Off button on there, just hide it.

You can see the Log Off button on Start menu.

And here are the steps:

1. Open Registry Editor first by click Start -> Run menu, enter regedit in box and then press Enter key.

2. After Registry Editor is opened,

navigates to path: HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer.

3. Create a DWORD value in Explorer key, by right click on Explorer key or on right panel empty space, and then choose New -> DWORD value menu.

4. Replace the original value with StartMenuLogOff value.

5. Double click StartMenuLogOff value; replace the original data (0)

to (1).

6. And the value data has been changed.

7. Close Registry Editor and then restart your computer.

8. After the computer is restarted, try to look the Start Menu and your Log Off button has been hidden.

To bring it back, just remove StartMenuLogOff value or give it value data 0.