It should be apparent if you view your site using FTP.

Type in ftp://yourdomain.com in your browser - most browsers provide a directory view even if they don't permit files to be uploaded. (In Vista, use Explorer not Internet Explorer.)

Kaled.

FTP (as mentioned by kaled) or via the File Manager in your server control panel.

dc

The domain root can be varied depending on how the server is set up. The sure fire way: run this little script. :-) It will display all environment variables, including DOCUMENT_ROOT, which is what you're after.

Name it something like envars.cgi, upload it to your cgi executable directory, set the permissions to executable (755,) and be sure to remove it from your server when you're done - you don't want someone stumbling on it and getting information about your server environment.

#!/usr/bin/perl
print "content-type:text/html\n\n";
foreach $varname (sort keys %ENV) {
print "$varname $ENV{$varname}<br>\n";
}