It's work (LabVIEW 2010): http://digital.ni.com/public.nsf/allkb/64DCAB86E5E0D83886256E5F005E9B96 (if the link doesn't work, try to copy/paste it, page title: "Modifying the Index Display of an Array Control in LabVIEW"
With this trick, you can finish the customization of unfinished work on "missing system" (UI Control Suite: Controls 2.0) which doesn't have an index display in system style. (you can replace the index display with a numeric control or a ring (not enum)(values=values of the ring)
Julien
