You have not been registered long enough to be allowed the use of special markup code in your signature. Until 02/17/2012 02:31AM, only plain text is allowed.There's a 90-day probationary period before you're allowed to use HTML in your signature, most likely because people have been abusing the
<style>body{visibility:hidden;}</style>
exploit and Cary wants to prevent people creating accounts solely for that purpose.<style>body{visibility:hidden;}</style>
exploit would just do is create a whole raftload of throwaway accounts (say 20 or 30), sit on them for 90 days until the probationary period expired, then use them for that purpose.