protected void btnUpdate_Click(object sender, EventArgs e)
    {
        string id = string.Format("Id: {0} Uri: {1}", Guid.NewGuid(), HttpContext.Current.Request.Url);

        using (Utils utility = new Utils())
        {
            utility.MethodStart(id, System.Reflection.MethodBase.GetCurrentMethod());
        }
        try
        {
            string sz_Bill_status_id         = extBillStatus.Text;
            Bill_Sys_BillTransaction_BO _obj = new Bill_Sys_BillTransaction_BO();
            string sz_status_code            = _obj.GetStatusCode(txtCompanyID.Text, sz_Bill_status_id);
            //VerificationReceived
            if (sz_status_code == "vr")
            {
                Bill_Sys_BillTransaction_BO obj = new Bill_Sys_BillTransaction_BO();
                ArrayList objAL = new ArrayList();

                objAL.Add(txtViewBillNumber.Text);
                objAL.Add(txtVerificationNotes.Text);
                objAL.Add(txtCompanyID.Text);
                objAL.Add(((Bill_Sys_UserObject)Session["USER_OBJECT"]).SZ_USER_ID.ToString());
                obj.UpdateVerificationReceivedInformation(objAL);
                BindGrid();
            }

            //Verification Request
            if (sz_status_code == "vs")
            {
                Bill_Sys_BillTransaction_BO obj = new Bill_Sys_BillTransaction_BO();
                ArrayList objAL = new ArrayList();

                objAL.Add(txtViewBillNumber.Text);
                objAL.Add(txtVerificationNotes.Text);
                objAL.Add(txtCompanyID.Text);
                objAL.Add(((Bill_Sys_UserObject)Session["USER_OBJECT"]).SZ_USER_ID.ToString());
                obj.UpdateVerificationRequest(objAL);

                BindGrid();
            }

            // Denial status
            if (sz_status_code == "den")
            {
                //txtCompanyID.Text = ((Bill_Sys_BillingCompanyObject)Session["BILLING_COMPANY_OBJECT"]).SZ_COMPANY_ID;
                string    UserID          = ((Bill_Sys_UserObject)Session["USER_OBJECT"]).SZ_USER_ID.ToString();
                ArrayList objAL           = new ArrayList();
                string    szListOfBillIDs = "";
                string    szBillNumbers   = "";
                string    SZDENIALUSERID  = "";
                Boolean   flag            = false;
                //for (int i = 0; i < grdBillSearch.Items.Count; i++)
                //{
                //    CheckBox chkDenial = ((CheckBox)grdBillSearch.Items[i].Cells[20].FindControl("chkDenial"));

                //    szBillNumbers = "'" + grdBillSearch.Items[i].Cells[1].Text + "'";
                //    //szListOfBillIDs = "'" + grdBillSearch.Items[i].Cells[2].Text + "'";
                //    if (chkDenial.Checked)
                //    {
                //        if (flag == false)
                //        {
                //            szListOfBillIDs = "'" + grdBillSearch.Items[i].Cells[1].Text + "'";
                //            flag = true;
                //        }
                //        else
                //        {
                //            szListOfBillIDs = szListOfBillIDs + ",'" + grdBillSearch.Items[i].Cells[1].Text + "'";
                //        }
                //    }

                //}
                objAL.Add("'" + txtViewBillNumber.Text + "'");
                objAL.Add(txtCompanyID.Text);
                objAL.Add(UserID);
                objAL.Add(txtVerificationNotes.Text);

                Bill_Sys_BillTransaction_BO obj = new Bill_Sys_BillTransaction_BO();
                obj.UpdateDenialNotes(objAL);
                BindGrid();
            }
            ClearControls();
            //Page.ClientScript.RegisterStartupScript(this.GetType(), "ss", "<script language='javascript'> window.parent.document.location.href='Bill_Sys_VerificationsentBills.aspx';window.self.close(); </script>");
        }
        catch (Exception ex)
        {
            Elmah.ErrorSignal.FromCurrentContext().Raise(ex);
            using (Utils utility = new Utils())
            {
                utility.MethodEnd(id, System.Reflection.MethodBase.GetCurrentMethod());
            }
            string str2 = "Error Request=" + id + ".Please share with Technical support.";
            base.Response.Redirect("Bill_Sys_ErrorPage.aspx?ErrMsg=" + str2);
        }
        //Method End
        using (Utils utility = new Utils())
        {
            utility.MethodEnd(id, System.Reflection.MethodBase.GetCurrentMethod());
        }
    }