public void Save( 
   DataRow DataRow 
)

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

       string SQL = "SELECT * FROM EcomOrderLines WHERE OrderLineID = '" + orderLine.ID + "' OR OrderLineParentLineID = '" + orderLine.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);
    	      orderLine.ID = NumberGenerator.GetNumber("OL");
       }

       orderLine.Save(objRow);

       objDataAdapter.Update(objDataset);
       objDataset.Dispose();
       objCommand.Dispose();
       objConn.Close();
       objConn.Dispose();
   }
}