/// <summary>
 /// Constructor for new Order
 /// </summary>
 public OrderClass()
 {
     loadDataSet();
     addNewRecord();
     _orderLine = new OrderLineClass(_dst, _lngPKID);
     createRelationship();
 }
 /// <summary>
 /// Constructor for existing Order
 /// </summary>
 /// <param name="pLongID">The record ID of the order that will be used in this class</param>
 public OrderClass(long pLongID)
 {
     _lngPKID = pLongID;
     loadDataSet();
     _orderLine = new OrderLineClass(_dst, _lngPKID);
     createRelationship();
     assignFields();
 }