/// <summary>
 /// Function to fill Area combo box
 /// </summary>
 public void AreaComboFill()
 {
     try
     {
         AccountLedgerBll bllAccountLedger = new AccountLedgerBll();
         List<DataTable> ListObj = new List<DataTable>();
         ListObj = bllAccountLedger.cmbAreafillInCustomer();
         DataRow dr = ListObj[0].NewRow();
         dr["areaId"] = 0;
         dr["areaName"] = "All";
         ListObj[0].Rows.InsertAt(dr, 0);
         cmbArea.DataSource = ListObj[0];
         cmbArea.ValueMember = "areaId";
         cmbArea.DisplayMember = "areaName";
     }
     catch (Exception ex)
     {
         MessageBox.Show("Cus1:" + ex.Message, "OpenMiracle", MessageBoxButtons.OK, MessageBoxIcon.Information);
     }
 }