just type !warn nick

updated, var for channel...you can now pm the bot for the same command.

tell me what you think about it, im always up for suggestions :)

on *:connect:{
  if (%warnchan == $null) {
    set %warnchan $$?"what channel do you want this to work in?(max is 1)
  }
}
on *:TEXT:!warn*:*:{ 
  if ($nick isop $chan) || ($nick ishop $chan) {
    msg %warnchan 4 $2 has been warned.
    .inc $+(%,warn.ban.,$2) 
    if $($+(%,warn.ban.,$2),2) == 3) { 
      msg %warnchan 4 *** $2 has been warned 3 out of 3 times!
      .timer 1 5 .ban -ku600 $chan $2 Banned for warnings. - 10 minute ban -
      unset $+(%,warn.ban.,$2) 
    } 
  } 
}