hi there !
sorry, i reall read all what can i do in the manual page but since the new version of NSIS the command to close the winamp instance is hard..
i can't ..
NSIS v. 1.44 : FindWindow closeinstant Winamp ""
NSIS v. 1.8 : FindWindow SendMessage WM_CLOSE "$PROGRAMFILES\Winamp\Winamp.exe" ...or "Winamp" don't match
please help me !