Graphical Box is not appear

Question

I have to files as.
Box.as
===================================
package{
    import flash.geom.Rectangle;
    import flash.display.*;
    import flash.net.*;
    public class Box extends Sprite
        public var box:Shape;
        public var boxWidth:Number;
        public var boxHeight:Number;
        public var boxColor:Number;
        public var boxPosX:Number;
        public var boxPosY:Number;
        public var boxBorderColor:Number;
        public var boxBorderSize:Number;
        public function Box()
            boxWidth=50;
            boxHeight=50;
            boxColor=0xCCCCCC;
            boxPosX=50;
            boxPosY=50;
            boxBorderColor=0x00000;
            boxBorderSize=1;
            var box=new Shape();
            box.graphics.lineStyle(boxBorderSize, boxBorderColor);
            box.graphics.beginFill(boxColor);
            box.graphics.drawRect(0, 0, 100, 100);
            box.graphics.endFill();
            box.width=boxWidth;
            box.height=boxHeight;
            box.x=boxPosX;
            box.y=boxPosY;
            addChild(box);
==============================================
Contro.as
=========================================
package{
    import flash.geom.Rectangle;
    import flash.display.*;
    import flash.net.*;
    public class Control extends Sprite
        public var magnifier:Box;
        public function Control()
            // Making Box
             magnifier=new Box();
========================================
I did not seen any effect of my code. What was wrong on my code.

Answer 1

you didn't add the box to the control
  public function Control()
            // Making Box
             magnifier=new Box();
               addChild(magnifier);