UPDATE dbo.Items
			SET Items.iqtyonhand = Items.iqtyonhand + Deleted.trn_qty - Inserted.trn_qty
		FROM dbo.Items
			INNER JOIN Inserted ON Items.iItemid = Inserted.trn_itmfk
			INNER JOIN Deleted ON Items.iItemID = Deleted.trn_itmfk
		WHERE iItemTypId = '43'