include directive will insert the text of a document into the parsed document. Any
included file is subject to the usual access control. This command accepts two
virtualgives a virtual path to a document on the server. You must access a normal file this way, you cannot access a CGI script in this fashion. You can, however, access another parsed document.
filegives a pathname relative to the current directory. ../ cannot be used in this pathname, nor can absolute paths be used. As above, you can send other parsed documents, but you cannot send CGI scripts.