I searched the documentation (really, I did) and can not find the answer to
this... How is the 'title' determined. I have a bunch of htm I'm indexing...
usually, the title is from the title tag. sometimes it is just the file
name. How come?

Don Hamilton: Systems by Training; Cybrarian by Osmosis
Wilfrid Laurier University Library
75 University Ave, West, Waterloo, Ontario