on *:TEXT:!Setgreet:#: {
  set %gret [ $+ [ $nick ] ] $2-
  .msg $chan $nick has set his greet to $2-
}
on *:JOIN:#: {
  .msg $chan %gret [ $+ [ $nick ] ]
  else { if .notice $nick You dont have a greet set type !setgreet <greet> to set one.
  }