LJ::Talk::freeze_thread — Freezes an entire thread of comments.
LJ::Talk::freeze_thread(u, jitemid, jtalkid);
u. Userid or user object to freeze thread from.
jitemid. Journal itemid of item to freeze comments from.
jtalkid. Journal talkid of comment at top of thread to freeze.
cgi-bin/talklib.pl
1 on success; undef on error