[PHP] Problem to insert the field

im having problem in making php news. I have session variables in login prosses: $_SESSION['username']=$rec['username']; $_SESSION['registered_admin']=TRUE; $_SESSION['username'] is taken from "admin" table registered_admin can publish the news, and i want to insert the value that were sent fr

[PHP] session in forum

im trying to make a forum for my school assignment, its done and work well, but i want to make session where it is readonly for un-registered user, and the registered user can automaticly post new topics or comment the other topics without filling up name and email form cuz their name and email