public MainWindow()
        {
            InitializeComponent();
            LogButton.Click          += OnPressButton;
            RegisterButton.MouseDown += OnRegisterButton;
            MainScreen screen = new MainScreen("Test");

            screen.Show();
            this.Close();

            /* if (CheckAutologin)
             * {
             *   DataRow row = DataManager.isAutoLogin(DataManager.getSerialNumber());
             *   if(row != null)
             *   {
             *       MainScreen screen = new MainScreen(DataManager.GetUserInformation(row["Email"].ToString())["Username"]);
             *       screen.Show();
             *       this.Close();
             *   }
             * }*/
        }
        public void OnPressButton(object sender, RoutedEventArgs args)
        {
            var bools = DataManager.CheckUser(idBox.Text, pwBox.Password);

            TestLabel.Content = idBox.Text + " / " + pwBox.Password + " / " + bools;
            if (!bools)
            {
                MessageBox.Show("계정을 다시한번 확인해주세요.\n회원가입시 입력한 이메일이 아이디입니다.");
                return;
            }
            var data = DataManager.GetUserInformation(idBox.Text);

            if (DataManager.isUserAccepted(idBox.Text))
            {
                SecLabel.Content = "";
                if (bools)
                {
                    foreach (var s in data)
                    {
                        SecLabel.Content += s.Key + " : " + s.Value + "\n";
                    }
                    MainScreen screen = new MainScreen(DataManager.GetUserInformation(idBox.Text)["Username"]);
                    screen.Show();
                    bool hasValue = AutoLogin.IsChecked.HasValue;
                    if (hasValue && AutoLogin.IsChecked.Value)
                    {
                        DataManager.RegisterNew(DataManager.getSerialNumber(), idBox.Text, pwBox.Password);
                    }
                    this.Close();
                }
            }
            else
            {
                MessageBox.Show("당신은 아직 허용되지 않은 멤버입니다.");
            }
        }