//otwiera okno monitoringu
        public void monitoring_button_click(object sender, RoutedEventArgs e)
        {
            Monitoring_Window monitoring_window = new Monitoring_Window(_loggedInAccount);

            this.Close();
            monitoring_window.ShowDialog();
        }
        //monitoring
        private void monitoring_button(object sender, RoutedEventArgs e)
        {
            Monitoring_Window monitoring_window = new Monitoring_Window();

            this.Close();
            monitoring_window.ShowDialog();
        }