protected void Page_Load(object sender, EventArgs e)
        {
            Student student;

            // Set the content type
            Response.ContentType = "text/plain";
            Response.ContentEncoding = Encoding.UTF8;

            // POSTed data
            student = new Student()
            {
                Name = Request.Form["name"],
                Age = int.Parse(Request.Form["age"])
            };

            if (InsertStudentIntoDB(student))
            {
                Response.Write(OutputValues(student));
            }
            else
            {
                // Return error string as "error : some error message"
                Response.Write(OutputError("failed to insert student with name {0}", student.Name));
            }  
        }
		
		private bool InsertStudentIntoDB(Student student)
        {
            SqlConnection connection;
            SqlCommand command;
            int recordsAdded;
            bool result = false;

            connection = new SqlConnection(WebConfigurationManager.ConnectionStrings["DatabaseConnectionString"].ConnectionString);

            command = new SqlCommand("INSERT Student(Name, Age) VALUES(@Name, @Age)", connection);
            command.Parameters.AddWithValue("@Name", student.Name);
            command.Parameters.AddWithValue("@Age", student.Age);

            using (connection)
            {
                connection.Open();

                recordsAdded = command.ExecuteNonQuery();
                if (recordsAdded > 0)
                {
                    command.CommandText = "SELECT @@IDENTITY";
                    student.Id = Convert.ToInt32(command.ExecuteScalar());      // Don't cast with (int)
                    result = true;
                }
            }

            return result;
        }