             for:UIControlState.highlighted)
         buttonBack.imageView!.clipsToBounds = true
         buttonBack.imageView!.contentMode = UIViewContentMode.center
+        buttonBack.imageView!.tintColor = UIColor(white:0, alpha:0.1)
         buttonBack.addTarget(
             self,
             action:#selector(actionBack(sender:)),

        NSLayoutConstraint.equalsHorizontal(
            view:icon,
            toView:self)
    }
    
    required init?(coder:NSCoder)

    private weak var controller:CStore!
    private let kBorderHeight:CGFloat = 1
    private let kContentTop:CGFloat = 20
    private let kBackWidth:CGFloat = 40
    
    init(controller:CStore)
    {
