Shoutbox

I require a bit of help with the installation of mbb (my bulletin board). I couldn't find it anywhere. Hope ya guyz can help.
I have a new host and it supports php and ftp. So i downloaded mbb and did as told in its installation file. I uploaded all files using cuteftp and then chmod'ed the files config.php and settings.php. Then it sayz to goto the install folder but when i do so it only shows a long text file which infact it the index.php present in the /install folder. So how do i proceed. Can someone help me.