public string InsertCity(City aCity)
 {
     int isSuccess= aCityGateway.InsertCity(aCity);
     if (isSuccess>0)
     {
         return "City has successfully insert.";
     }
     else
     {
         return "Sorry city has not been insert sucessfully.";
     }
 }
 public int InsertCity(City aCity)
 {
     SqlConnection aConnection = new SqlConnection(connectionString);
     string query = "INSERT INTO tbl_City VALUES(@cityName,@cityAbout,@noOfDewells,@location,@weather,@countryId)";
     aConnection.Open();
     SqlCommand aCommand = new SqlCommand();
     aCommand.Connection = aConnection;
     aCommand.CommandText = query;
     aCommand.Parameters.AddWithValue("@cityName", aCity.CityName);
     aCommand.Parameters.AddWithValue("@cityAbout", aCity.CityAbout);
     aCommand.Parameters.AddWithValue("@noOfDewells", aCity.NoOfDewells);
     aCommand.Parameters.AddWithValue("@location", aCity.Location);
     aCommand.Parameters.AddWithValue("@weather", aCity.Weather);
     aCommand.Parameters.AddWithValue("@countryId", aCity.CountryId);
     int rowEffect = aCommand.ExecuteNonQuery();
     aConnection.Close();
     return rowEffect;
 }
        protected void saveCityButton_Click(object sender, EventArgs e)
        {
            City aCity = new City();

            aCity.CityName = Request.Form["name"];
               // aCity.CityName = cityNameTextBox.Text;
            aCity.CityAbout = Request.Form["editor1"];
            aCity.NoOfDewells = int.Parse(Request.Form["noOfDwellers"]);
            //aCity.NoOfDewells = int.Parse(noOfDwellersTextBox.Text);
            aCity.Location = Request.Form["location"];
            //aCity.Location = locationTextBox.Text;
            aCity.Weather = Request.Form["editor2"];
            aCity.CountryId = Convert.ToInt32(countryDropDownList.SelectedItem.Value);

            string insertMessage = aCityManager.InsertCity(aCity);
            LoadAllCityViews();
            showCitySaveMessage.Text = insertMessage;
        }