Please help use subdomain in codeigniter.

[eluser]Unknown[/eluser]
i have read tut:
http://net.tutsplus.com/tutorials/php/ba...ent-426591

Please help this done:

when i type url:

1. user1.domain.com : show public posts page of user1

2. user1.domain.com/dashboard : show private management of user1 request login.

3. domain.com : show homepage public everybody access.

thanks!

Dung Vu