private function init():void
    {
     stage.scaleMode = StageScaleMode.NO_SCALE;
     stage.align = StageAlign.TOP_LEFT;
     
     segment0 = new animation_ch13_Segment(100, 30);
     addChild(segment0);
     segment0.x = 200;
     segment0.y = 100;
     
     segment1 = new animation_ch13_Segment(100, 20);
     addChild(segment1);
     segment1.x = segment0.getPin().x;
     segment1.y = segment0.getPin().y;
     
     segment2 = new animation_ch13_Segment(100, 30);
     addChild(segment2);
     segment2.x = 200;
     segment2.y = 100;
     
     segment3 = new animation_ch13_Segment(100, 20);
     addChild(segment3);
     segment3.x = segment2.getPin().x;
     segment3.y = segment2.getPin().y;
     
     addEventListener(Event.ENTER_FRAME, onEnterFrame);
    }