The <file-definition-name> tab is displayed.
The Select Control Item dialog box is displayed.
 and select a new control item from the numeric items displayed, or select 
                     			 <None> to remove the current control item.
 and select a new control item from the numeric items displayed, or select 
                     			 <None> to remove the current control item. 
                     		  
                  The Occurs property for the group-level item is updated to reflect the change.