If you are getting the below error,
Warning: include() [function.include]: URL file-
access is disabled in the server configuration
you may need to upload a small file to the root (public_html) of your site, as well as any other folders that use php.
You may need to add a php.ini file..
create a file named php.ini ( using Wordpad, Notepad, Dreamweaver, etc. ), and upload it to the root folder (ie. public_html), This file will also need to be in each folder that will be running php code.