Diver it will be in my next version by default however if you wish ill give you the code to do it.
Nighteyes, ATM no it doesnt however when 2.5 is finished there will be a unregistered switch in the ACP to allow/disallow registered members.
Xenos all that needs to be done, if you read the install.html, is copy the template into your chat template that you will make and your done, besides fpting your files in place