         
         NSLayoutConstraint.equals(
             view:blur,
+            toView:self)
+        
+        NSLayoutConstraint.equals(
+            view:spinner,
             toView:self)
         
         NSLayoutConstraint.bottomToTop(

    {
        spinner.startAnimating()
        viewSlider.isHidden = true
        buttonDone.isHidden = true
    }
}

    private let kSliderTop:CGFloat = 90
    private let kSliderBottom:CGFloat = -40
    private let kMinAcceptedSize:CGFloat = 50
    private let kAlphaLoading:CGFloat = 0.3
    
    override init(controller:CController)
    {
