Something

on *:text:!away*:#:{
  if ( %away. [ $+ [ $nick ] ] ) {
    notice $nick You are currently away at the moment
  }
  else {
    /set %time. $+ $nick $asctime 
    /set %reason. $+ $nick $2-
    /set %away. $+ $nick on
    /describe $chan $nick is Now Away: Reason: %reason. [ $+ [ $nick ] ] Left at: %time . 
  }
}
on *:text:!back*:#:{
  if ( %away. [ $+ [ $nick ] ] ) {
    /describe $chan $nick is back . Reason: %reason. [ $+ [ $nick ] ] Left at: %time. [ $+ [ $nick ] ] Gone for $duration($calc(($ctime - $ctime(%time))))
    /unset %away. $+ $nick
    /unset %reason. $+ $nick 
    /unset %time. $+ $nick
  }
  else {
    notice $nick You arent currently set to away
  }
}