"Requirement to have 1 post on forums, and 1 day old account"
http://aslain.com/index.php?/topic/2892-unable-to-type-anything-in-shout-box/?hl=shoutbox
http://aslain.com/index.php?/topic/2892-unable-to-type-anything-in-shout-box/?hl=shoutbox
You have to post in forums now, to use shoutbox, which you have, so;
http://aslain.com/index.php?app=core&module=help