alias aw {
  set %away.msg $1-
  if ( $away == $true ) { echo -a You are already AWAY! | return }
  ame is now away: %away.msg Left at $time GMT.
  away %away.msg
  set %orig.nick $me
  set %away.time $ctime
  nick billbo|away
}

alias bk {
  if ( $away == $false ) return
  ame is back at $time GMT from: %away.msg (Gone for $duration($calc(($ctime - %away.time))) $+ )
  away
  unset %away.msg
  nick %orig.nick
  unset %orig.nick
  unset %away.time
}