To make the story short, see
You see how the "New" icon properly appears in the item
title, but not in the TOC. More than a year ago I was
told this was a bug and should be fixed.
Michael Smith also says: "
The HTML stylesheet is currently doing this
for Refpurpose in the ToC:
That makes it just take the string value of the
contents. It should be doing an apply-templates.