IF NOT EMPTY( This.DisplayValue ) AND This.ListIndex = 0
   *** This means that the user has added a new item to the combo box
   *** You must take action here to add it to the control's internal list
   *** If the RowSOurceType is 2-Alias or 6-Fields you must first add
   *** some code to add the new item to the underlying data
   *** If the combo has a RowSourceType of 0-None, you can use its AddItem()
   *** method to add it to the list
   This.Requery()
ENDIF