         _searchBar.becomeFirstResponder()
     }
     
-    // Settings view
+    //MARK: -  Settings view
     func presentSettingsView(sender:UIButton!) {
         var settingsController: SettingsViewController = storyboard?.instantiateViewControllerWithIdentifier("settingsController") as SettingsViewController
         settingsController.delegate = self

    }
    
    
    // UI show/hide
    
    func keyboardWillShow(sender: NSNotification) {
        let dict:NSDictionary = sender.userInfo! as NSDictionary

    }
    
    
    //MARK: -  Web view
    
    func webView(webView: WKWebView, didStartProvisionalNavigation navigation: WKNavigation!) {
        _searchBar.showsCancelButton = true
