protected void btnAddItem_Click(object sender, EventArgs e)
    {
        try
        {
            //  objmdl_BillDetails_temp = new mdl_BillDetails_temp();
            objtbl_BillDetails_temp = new tbl_BillDetails_temp();

            objtbl_BillDetails_temp.CompanyID = Convert.ToInt32(ddlCompany.SelectedItem.Value.ToString());
            objtbl_BillDetails_temp.ProductID = Convert.ToInt32(ddlcompanyProduct.SelectedItem.Value.ToString());
            objtbl_BillDetails_temp.Company   = ddlCompany.SelectedItem.Text.ToString();
            objtbl_BillDetails_temp.Product   = ddlcompanyProduct.SelectedItem.Text.ToString();
            objtbl_BillDetails_temp.HSNNo     = lblHSNCode.Text;
            objtbl_BillDetails_temp.Qnty      = Convert.ToInt32(txtQuantity.Text.Trim());
            objtbl_BillDetails_temp.UOM       = lblUOM.Text;
            objtbl_BillDetails_temp.Rate      = Convert.ToDecimal(lblRate.Text.Trim());
            objtbl_BillDetails_temp.Total     = Convert.ToDecimal(txtTotal.Text.ToString());
            objtbl_BillDetails_temp.Discount  = Convert.ToDecimal(txtDiscount.Text.Trim());
            //objtbl_BillDetails_temp.TaxableValue= Convert.ToDecimal(lblTaxableValue.Text);
            objtbl_BillDetails_temp.TaxableValue = Convert.ToDecimal(txtTaxableValue.Text);
            objtbl_BillDetails_temp.SGSTRate     = Convert.ToDecimal(lblSGSTRate.Text.Trim());
            //objtbl_BillDetails_temp.SGSTValue = Convert.ToDecimal(lblSGSTValue.Text.Trim());
            objtbl_BillDetails_temp.SGSTValue = Convert.ToDecimal(txtSGSTValue.Text.Trim());
            objtbl_BillDetails_temp.CGSTRate  = Convert.ToDecimal(lblCGSTRate.Text.Trim());
            //objtbl_BillDetails_temp.CGSTValue = Convert.ToDecimal(lblCGSTValue.Text.Trim());
            objtbl_BillDetails_temp.CGSTValue = Convert.ToDecimal(txtCGSTValue.Text.Trim());
            objtbl_BillDetails_temp.CreatedOn = Convert.ToDateTime(DateTime.Now.ToLongDateString());
            objtbl_BillDetails_temp.CreatedBy = "Admin";
            objtbl_BillDetails_temp.IsActive  = true;
            objtbl_BillDetails_temp.IsDeleted = false;

            objtbl_BillDetails_temp.GUID = hdnGUID.Value.ToString();
            // objtbl_BillDetails_temp.Id=

            objBusinessFacadLayer = new BusinessFacadLayer();
            objBusinessFacadLayer.AddItemInBillDetailsTemp(objtbl_BillDetails_temp);
            ResetFormForAddBillItem_Temp();
        }
        catch (Exception ex)
        {
            throw ex;
        }
        finally
        {
            objBusinessFacadLayer   = null;
            objmdl_BillDetails_temp = null;
            //   objtbl_BillDetails_temp = null;
        }
    }
 public void AddItemInBillDetailsTemp(tbl_BillDetails_temp objtbl_BillDetails_temp)
 {
     try
     {
         objSKSEntities = new SKSEntities();
         objSKSEntities.tbl_BillDetails_temp.Add(objtbl_BillDetails_temp);
         objSKSEntities.SaveChanges();
     }
     catch (Exception ex)
     {
         throw ex;
     }
     finally
     {
         objSKSEntities = null;
     }
 }