创建FTP托管服务器网站？

I recently bought a new web server 2008 for our company and require a FTP Hosting site that allows customers to upload files and host websites from our server, The site must have the shopping basket / Monthly rates built in. If I purchased the correct template that is designed for hosting, How do I get it to work with the web server independently ? (e.g. Creating sub domains, user directories, so on) The services should be exactly like as this link : I recently bought a new web server 2008 for our