What do I have to do to configure PHP so I can use an include of this type: include('http://www.externalserver.com/script.php') ? Thanx!
http://www.php.net/manual/en/configuration.php#ini.allow-url-fopen
make sure this feature is turned on, and you should be good to go.
the man page on it:
http://www.php.net/manual/en/function.include.php
(check out example 11.5)