public void Save( 
   DataRow DataRow 
)

class MyPage : System.Web.UI.Page
{
 
    public void SaveOrder( Order order )
    {
	    IDbConnection objConn = Database.CreateConnection("Ecom.mdb");
       	System.Data.IDbCommand objCommand = objConn.CreateCommand();
       	DataSet objDataset = new DataSet();
       	IDbDataAdapter objDataAdapter = Database.GetAdapter();
       	DataRow objRow = null;

       	//Prepare adapter and fill data
    	string SQL = string.Format("SELECT * FROM EcomOrders WHERE OrderID = '{0}'", order.ID);
   		objCommand.CommandText = SQL;
   		objDataAdapter.SelectCommand = objCommand;
  	 	object objCommandBuilder = Database.GetCommandBuilder(objDataAdapter);
   		objDataAdapter.Fill(objDataset);

   		if (objDataset.Tables[0].Rows.Count > 0)
  	 	{
   			objRow = objDataset.Tables[0].Rows[0];
   		}
   		else
  	 	{
   			objRow = objDataset.Tables[0].NewRow();
   			objDataset.Tables[0].Rows.Add(objRow);
   			if (order.IsCart())
   			{
   				order.ID = NumberGenerator.GetNumber("CART");
   			}
   		    else
   		    {
   			    order.ID = NumberGenerator.GetNumber("ORDER");
   		    }
        }

   	    objRow["OrderID"] = order.ID;
        objRow["OrderShopID"] = order.ShopID;
        objRow["OrderDate"] = order.Date;
        objRow["OrderModified"] = DateTime.Now;
        objRow["OrderComplete"] = order.Complete;
        objRow["OrderDeleted"] = order.Deleted;
        objRow["OrderStateID"] = ((string.IsNullOrEmpty(order.StateID)) ? null : order.StateID); 
        objRow["OrderVAT"] = Convert.ToSingle(order.Price.VAT);
        objRow["OrderTrackTraceNumber"] = order.TrackTraceNumber;
        objRow["OrderShippingMethod"] = order.ShippingMethod;
        objRow["OrderPaymentMethod"] = order.PaymentMethod;
        objRow["OrderSalesDiscount"] = order.SalesDiscount;
        objRow["OrderCurrencyName"] = order.CurrencyName;
        objRow["OrderCurrencyRate"] = order.CurrencyRate;
        objRow["OrderCurrencyCode"] = order.CurrencyCode;
        objRow["OrderReSendEmail"] = order.ReSendEmail;
        objRow["OrderCart"] = order.IsCart;
        objRow["OrderFieldsXML"] = order.FieldsXML;
        objRow["OrderCustomerAccessUserID"] = order.CustomerAccessUserID; 
        objRow["OrderCustomerAccessUserUserName"] = order.CustomerAccessUserUserName;
        objRow["OrderCustomerNumber"] = order.CustomerNumber;
        objRow["OrderCustomerCompany"] = order.CustomerCompany;
        objRow["OrderCustomerName"] = order.CustomerName;
        objRow["OrderCustomerAddress"] = order.CustomerAddress;
        objRow["OrderTotalPrice"] = order.TotalPrice;

        objRow["OrderPriceWithVAT"] = order.Price.PriceWithVAT;
        objRow["OrderPriceWithoutVAT"] = order.Price.PriceWithoutVAT;
        objRow["OrderPriceVAT"] = Convert.ToSingle(order.Price.VAT);
        objRow["OrderPriceVATPercent"] = order.Price.VATPercent;

     	if (order.OrderFieldValues != null)
    	{
   		    order.OrderFieldValues.Save(objRow);
    	}

    	objDataAdapter.Update(objDataset);

   	    objDataset.Dispose();
    	objCommand.Dispose();
    	objConn.Close();
    	objConn.Dispose();

   	    if (order.OrderLines != null)
     	{
   		    order.OrderLines.Save();
    	}

   }
}