Something like:

Code:
On *:Part:#YourChannel: {
  if ($hget(uno,+up) == $nick) hdel uno +up
}

On *:Quit: {
  if ($hget(uno,+up) == $nick) hdel uno +up
}

On *:Nick: {
  if ($nick ison #YourChannel) {
    if ($hget(uno,+up) == $nick) hadd uno +up $newnick
  }
}


Maybe?

-Andy