How to add comment?

Yesterday 05/10/02 Iasked a question and got a very good and quick reply. However when I tried to reply with my thanks (add comment) after writing it I could not find the right button to send on this new layout. HELP me someone as I would like to say thank you. CHEERS Vic

You reply in the box under the posting then click on the button Add Comment (third from right) under the comment box.