CLOSEWINDOW -- user clicked the window's close box / OBSOLETE
Synopsis
Label(CLOSEWINDOW)
Function
Attention: This function is part of the Hollywood 1.x event library. You
should not use it any longer. Please use InstallEventHandler() instead of it.
Hollywood will Gosub() to this label when the user clicks the
close box of the window. This is useful if you want to
pop up a requester and ask if he really wants to quit, for
example.