XP doesn't use autoexec.bat.
You could try creating a batch file using notepad. Just open up notepad, and type in the commands needed to run the program one line at a time.
Then save it in the same directory as the same directory as Home Arc, with a name like:
Then find the runhome.bat file and double click it.
I don't know if it will work or not, but it's something you can try.