Something

on *:START: { 
  hmake jcount 100 
  if ($isfile(jcount.dat)) hload jcount jcount.dat 
} 

on *:EXIT: hsave -o jcount jcount.dat 

on *:notify:{
  var %t = $calc($1 + 1)
  .msg $nick 3Welcome back to $network $+ , $nick $+ . You lasted joined $server on $2 $+ , $duration($calc($ctime - $3)) ago $+ . Total visits: %t $+ !
  .msg $nick 3This is an Automated Notify Message from s4s $+ ! Please PM me back ASAP!
  hadd -m jcount $+($network,.,$server,.,$nick) %t $asctime(mm/dd/yyyy) $ctime
}