This isn't something I have done myself, but have you by any chance checked the DBMAN FAQ under the category images to see if there are any tips there?

I just added a numerous amount of new threads and some did deal with variations of the image upload. If I remember correctly at least one dealt with working with filenames (.doc files)

The newest records added should be marked to locate easily.

Unoffical DBMan FAQ

http://creativecomputingweb.com/dbman/index.shtml/