private void btn_back_forgot_Click(object sender, RoutedEventArgs e)
        {
            loginregis loginpanel = new loginregis();

            loginpanel.Show();
            this.Close();;
        }
        private void Lout1_Click(object sender, RoutedEventArgs e)
        {
            loginregis loginpanel = new loginregis();

            loginpanel.Show();
            this.Close();
        }