protected override void OnCreate(Bundle bundle)
        {
            base.OnCreate(bundle);

            // Set our view from the "main" layout resource
            SetContentView(Resource.Layout.First);
            string r = string.Empty;

            Status.Status d = new Status.Status();
            PeopleService.PeopleService j = new PeopleService.PeopleService();
            var q = j.GetPerson(Intent.GetStringExtra("NationalCode"));

            r += "نام : " + q.FirstName + "\r\n";
            r += "نام خانوادگی : " + q.LastName + "\r\n";
            r += "کد ملی : " + q.NationalCode + "\r\n";
            r += "تاریخ افتتاح " + q.CreateDateTime + "\r\n";
            var bank = d.GetPeopleBank();

            r += "وام های گرفته شده : " + bank.Loan.ToString() + "\r\n";
            r += "مجموع پرداخت ها : " + bank.Deposit.ToString() + "\r\n";
            r += "قسط های پرداخت نشده : " + bank.NonPayedInstallements.ToString() + "\r\n";
            r += "قسط های پرداخت شده : " + bank.PayedInstallements.ToString() + "\r\n";
            r += "موجودی حساب : " + bank.Amount.ToString() + "\r\n";



            TextView tv = FindViewById <TextView>(Resource.Id.textView1);

            tv.Text = r;
        }
        private void Btn_Click(object sender, EventArgs e)
        {
            EditText Username = FindViewById <EditText>(Resource.Id.editText1);
            EditText Password = FindViewById <EditText>(Resource.Id.editText2);

            if (Username.Text == "" || Password.Text == "")
            {
                var ms = new AlertDialog.Builder(this);
                ms.SetMessage("لطفا همه فیلد ها رو پر کنید");
                ms.SetNeutralButton("ok", delegate { });
                ms.Show();
            }
            else
            {
                PeopleService.PeopleService a = new PeopleService.PeopleService();
                var login = a.Login(Username.Text, Password.Text);
                if (login.Success)
                {
                    var activity2 = new Intent(this, typeof(First));
                    activity2.PutExtra("NationalCode", Username.Text);
                    StartActivity(activity2);
                    Finish();
                }
                else
                {
                    var ms = new AlertDialog.Builder(this);
                    ms.SetMessage("کاربری با این مشخصات وجود ندارد");
                    ms.SetNeutralButton("ok", delegate { });
                    ms.Show();
                }
            }
        }