HTMLPrint is designed for printing HTML files as well as image files or to print all files in a list.
This "invisible" program was created to print single
HTML pages (without frames) or batch print series of HTML files.
If you run the program directly, as you just did you will see a help screen.
But Bersoft HTML Print is really designed to by called from other software,
passing the filename to be printed as a parameter, like you can do from the
command line:
To print HTML files call HTMLPrint passing the HTML page as a parameter in the command line.
HTMLPrint is designed to work as a helper program, started by
other application that passes the file name to print as a command-line argument
to HTMLPrint.