>The only way I found was to:
>
>KEYBOARD "{CTRL+F10}"
>then issue report command.
>
>rab

This works as well if you can deal with the NOWAIT

To Maximize the report preview window

_SCREEN.LockScreen = .T.  && To make a smoother display
REPORT FORM MyReport NOCONSOLE PREVIEW NOWAIT 

IF WEXIST("Report")
  MOVE WINDOW "Report" CENTER
  ZOOM WINDOW "Report" MAX
ENDIF
_SCREEN.LockScreen = .F.