         track.backgroundColor = UIColor.black
         track.layer.cornerRadius = kTrackHeight / 2.0
         
+        let viewThumb:UIImageView = UIImageView()
+        viewThumb.isUserInteractionEnabled = false
+        viewThumb.translatesAutoresizingMaskIntoConstraints = false
+        viewThumb.clipsToBounds = true
+        viewThumb.contentMode = UIViewContentMode.center
+        self.viewThumb = viewThumb
+        
         addSubview(track)
+        addSubview(viewThumb)
         
         layoutTrackTop = NSLayoutConstraint.topToTop(
             view:track,

            view:track,
            toView:self)
        
        addConstraints([
            layoutTrackTop,
            layoutTrackHeight,
            layoutTrackLeft,
            layoutTrackRight])
    }
    
    required init?(coder:NSCoder)

        
        super.layoutSubviews()
    }
    
    //MARK: private
    
    private func thumbSelected()
    {
        viewThumb.image = #imageLiteral(resourceName: "assetHomePlayerSliderSelected")
    }
    
    private func thumbNormal()
    {
        viewThumb.image = #imageLiteral(resourceName: "assetHomePlayerSlider")
    }
}
