P.S. Please backup your registry before you do it.
Display a banner each time Windows boots
1. Start -> Run
2. Type regedit
3. Go to the key HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WinLogon
4. Create a new string value in the right pane named LegalNoticeCaption and enter the value that you want to see in the menubar
5. Create a new string value and name it LegalNoticeText. Modify it and
insert the message you want to display each time Windows boots.
