Are you logged in?
Your ARE logged in so we display this Your not logged in so we display this
* You can use a simple variation of this to restrict entire pages to a certain usergroup. For example, You do not have permission for this page
* Another use is to display different content to users depending on if they are logged in or not. For example
* Another use is to restrict advertising to people who are not logged in. For example add code stuff goes here