ON *:INVITE:#:{
  set %nick $nick  
  join $chan
}
ON *:JOIN:#:{
  if (%nick isop $chan || %nick ishop $chan) {
    msg $chan Thank you for inviting me, %nick $+ .
  }
  if (%nick isreg $chan || %nick isvoice $chan) {
    msg $chan %nick invited me here but he is not an op or a halfop.
    part $chan
  }
}