private void UpdateFreight()
{
TransferOutDetails clsTransferOutDetails = new TransferOutDetails();
clsTransferOutDetails.TransferOutID = Convert.ToInt64(lblTransferOutID.Text);
clsTransferOutDetails.Freight = Convert.ToDecimal(txtTransferOutFreight.Text);
TransferOut clsTransferOut = new TransferOut();
clsTransferOut.UpdateFreight(clsTransferOutDetails.TransferOutID, clsTransferOutDetails.Freight);
clsTransferOut.SynchronizeAmount(Convert.ToInt64(lblTransferOutID.Text));
clsTransferOutDetails = clsTransferOut.Details(Convert.ToInt64(lblTransferOutID.Text));
clsTransferOut.CommitAndDispose();
UpdateFooter(clsTransferOutDetails);
}