/// <summary>
        /// Fills form with appointment data
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void UpdateAppointmentForm_Load(object sender, EventArgs e)
        {
            //Display appointment ID
            lblappID.Text = appointmentID.ToString();
            //Initialize customer and appointment table adapters
            custAdapter = new businessDataSetTableAdapters.CustomersTableAdapter();
            appAdapter  = new businessDataSetTableAdapters.AppointmentsTableAdapter();
            //Load Data into fields on form

            //Declare appointment table
            businessDataSet.AppointmentsDataTable appointmentTable;
            //Fill table with appointment data
            appointmentTable = appAdapter.GetData();
            //Declare appointment dataset row
            businessDataSet.AppointmentsRow row;
            //Set row equal to appointment with matching appointment ID
            row = appointmentTable.FindByAppointmentID(appointmentID);
            //Set fields to existing data
            txtCustID.Text            = row.CustomerID.ToString();
            cboAppReason.SelectedText = row.AppointmentReason.TrimEnd();
            dtpDate.Value             = row.Date.Date;
            dtpTime.Value             = row.Date;
        }