protected void btnOpt_Click(object sender, EventArgs e)
    {
        try
        {
            Agreement obj = this.CaptureData();

            AgreementManager mgr = new AgreementManager();

            if ((string)Session["Flag"] == "New")
            {
                lblError.Text = CustomErrors.CHANGES_ACCEDTED_STATUS + mgr.insertAgreement(obj);
                ClearControls();
            }
            else
            {
                lblError.Text = CustomErrors.CHANGES_ACCEDTED_STATUS + mgr.updateAgreement(obj);
            }
        }
        catch (Exception ex)
        {
            lblError.Text = ex.Message;
        }
    }