All tags start with @ and are enclosed in a <> pair, eg <@FILENAME>

Header/footer:
  
  areaname  - guess
  selfdate  - current date 
  selftime  - current time 
  
Block:

  filename        - the filename
  inet            - internet location
  count           - count present in FILES.BBS
  filesizebytes   - file size in bytes
  filesizekbytes  -              kilobytes
  filesizembytes  -              megabytes (if you're working with *big* 
                                            files!)
  filedate        - file date
  filetime        - file time
  description     - description in files.bbs
  
Note that the file dependant stuff (date, time, size) can only be written if 
the file is found in the local area.
