on *:TEXT:!setgreet*:#:{ if ($2 == $null) { 
    notice $nick ***[ Greet : Please insert a greet message 
    halt 
  } 
  else { set %greety [ $+ [ $address($nick,2) ] ] $2- 
    notice $nick ***[ Greet : %greety [ $+ [ $address($nick,2) ] ] 
  } 
} 
on *:JOIN:#:{ if (%greety [ $+ [ $address($nick,2) ] ] != $null) { msg $chan %greety [ $+ [ $address($nick,2) ] ] } }