protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
List <Division> divisionList = districtManager.GetAllDivisionByDropDownList();
divisionNameDropDownList.DataSource = divisionList;
divisionNameDropDownList.DataValueField = "DivisionId";
divisionNameDropDownList.DataTextField = "DivisionName";
divisionNameDropDownList.DataBind();
List <District> districtList = districtManager.GetAllDistrict();
Session["district"] = districtList;
Session["active"] = -1;
districtCodeTextBox.Text = LoadNextDistrictCode();
}
}