Msg is sitting in outbox

How do I get a msg unstuck from the outbox and get it sent? Is it stuck there b/c the recipient's box is full?
help!
help!
What you don't know can't hurt them.
http://rigorousintuition.ca/board2/
http://rigorousintuition.ca/board2/viewtopic.php?f=37&t=26917