Hi,
The steps from there webpage is clear enough to do this under sme!! what bit you stuck at? All you need to do is create an iBay on your server enable cgi/php, upload your finished files in there and away you go.
If you cant find your perl location just type locate perl at command line and it will show you.
Try it yourself

that way you'll learn as well the info is provide on that site quite clearly
HTH
Byte