All your html files and scripts must be placed in the "www" directory. (They won't work
When you FTP into your account double click on your domain name. This will then show you "www" which you also double click on. All your html files and scripts go in here.
As a default PHP, Perl, CGI and SSI are enabled in your hosting account. If you are
using perl scripts like formmail, you will need to set permissions, but PHP should work regardless.
For the sake of clarity, as a general rule, scripts need to be in the "cgi-bin".