he is not banned,he just uses this avatar for fun..i saw him some hours before online with that avatar so.
also,even if he was banned I wouldn't lock it since its a share with a valid link.
http://maxcheaters.com/forum/index.php?topic=240445.0
locked.
in case you're admin of the server and other author is just a random member,please make another topic in preview server's section with your server and i'll lock the other one.