Yes, that is something that was disabled a couple of days ago because there ere issues with it. It has since been repaired and reinstated.
It's to, hopefully, stop the spammers and something one has to do at registration and for the first 10 posts only.
Once you reach post #11 you no longer get troubled by it. You also move up a level in the membership stakes - http://www.whatdigitalcamera.com/for...aq=levelsranks.
'The easiest way for your children to learn about money is for you not to have any'. - Katharine Whitehorn