Verfahren TfmForm.FormCreate (Absender: TObject);
anfangen
ShowWindow (fmChildForm.Handle, SW_HIDE);
SetWindowLong (fmChildForm.Handle, GWL_EXSTYLE, getWindowLong (fmChildForm.Handle, GWL_EXSTYLE) oder WS_EX_TOOLWINDOW);
ShowWindow (fmChildForm.Handle, SW_SHOW);
Ende;