private void btnBack_Click(
	Object sender,
	RoutedEventArgs e
)

Private Sub btnBack_Click ( 
	sender As Object,
	e As RoutedEventArgs
)

private:
void btnBack_Click(
	Object^ sender, 
	RoutedEventArgs^ e
)

private member btnBack_Click : 
        sender : Object * 
        e : RoutedEventArgs -> unit