anchor.diff:     * * minScale: lower limit of the scale value (used, when fullScreen is true) default value:0.8
      * * maxScale: upper limit of the scale value (used, when fullScreen is true) default value:1.2
      * */
  -  Game({int width: 800, int height: 600, bool webGL: false, int frameRate: 30,
  -      int color: StageXL.Color.Black, bool fullScreen: false, num minScale: 0.8,
  -      num maxScale: 1.2}) {
  +  Game({int width: DEFAULT_WIDTH, int height: DEFAULT_HEIGHT, bool webGL: DEFAULT_WEBGL, int frameRate: DEFAULT_FRAMERATE,
  +      int color: DEFAULT_COLOR, bool fullScreen: DEFAULT_FULLSCREEN, num minScale: DEFAULT_MIN_SCALE,
  +      num maxScale: DEFAULT_MAX_SCALE}) {
   
       if (fullScreen) {
         
  
positive.code:         ..setAttribute("screencanvas", "true")
          ..width = width
          ..height = height;
      document.body.children.add(canvas);
  
      stage = new StageXL.Stage(
  
negative.code:   
  //=============================================================================
  
    static const int DEFAULT_WIDTH = 800;
    static const int DEFAULT_HEIGHT = 600;
    static const bool DEFAULT_WEBGL = false;
    static const int DEFAULT_FRAMERATE = 30;
    static const int DEFAULT_COLOR = StageXL.Color.Black;
    static const bool DEFAULT_FULLSCREEN = false;
    static const num DEFAULT_MIN_SCALE = 0.8;
    static const num DEFAULT_MAX_SCALE = 0.8;
  
    //=============================================================================
  
    /**
     * Creates a new Game object.
     * Parameters:
  