         }
     }
     
-    var buttonShadowOpacity: Float? {
+    public var buttonShadowOpacity: Float? {
         didSet {
             
             //Ensure value is not nil, and between [0, 1]

        
    }
    
    func showMenu() {
        if isMenuVisible {
            self.dismissMenu()
        } else {

        return UIApplication.sharedApplication().keyWindow
    }
    
    public func configureViews() {
        
        windowView = UIView(frame: UIScreen.mainScreen().bounds)
        self.configureBgView()
