anchor.diff:  
     if FWindowType = wtModalForm then
     begin
  +    // set parent window to special hidden window. It helps to hide window taskbar button.
  +    FParentWinHandle := wapplication.GetHiddenWindow;
       // for modal windows, this is necessary
       FWinStyle   := WS_OVERLAPPEDWINDOW or WS_POPUPWINDOW;
       FWinStyle   := FWinStyle and not (WS_MINIMIZEBOX);
  
positive.code:     hcr_wait: HCURSOR;
      hcr_hand: HCURSOR;
      FFocusedWindow: THANDLE;
      function    DoGetFontFaceList: TStringList; override;
    public
      constructor Create(const AParams: string); override;
  
negative.code:   hcr_crosshair := LoadCursor(0, IDC_CROSS);
    hcr_wait      := LoadCursor(0, IDC_WAIT);
    hcr_hand      := LoadCursor(0, IDC_HAND);
  
    FHiddenWindow := 0;
  
    FIsInitialized := True;
    wapplication   := TfpgApplication(self);
  