on 42:text:!gow:#: {
  if (!%floodsave) {
    set %floodsave 0
  }
  if (%floodsave = 0) {
    set %floodsave 1
    set %rollsper 0
    msg $chan Open for teh Business!
    //timer1 0 4 set %rollsper 0
  }
  else {
    //timer1 off
    set %floodsave 0
    set %rollsper 10
    msg $chan Teh shop be closed.
  }
}

on 5:text:!roll*:#: {
  if (%rollsper < 2) {
    inc %rollsper 1
    set %total 0
    if ($regex(rollwhat,$2,/^(\d+)d(\d+)$/)) {
      set %rolltype 1
      rollem
    }
    else if ($regex(rollwhat,$2,/^(\d+)d(\d+)\+(\d+)$/)) {
      set %rolltype 2
      rollem
    }
    else if ($regex(rollwhat,$2,/^(\d+)d(\d+)\-(\d+)$/)) {
      set %rolltype 3
      rollem
    }
    else {
      msg $chan Roll who with the what now?
    }
  }
}

alias rollem {
  set %nod $regml(rollwhat,1)
  set %sod $regml(rollwhat,2)
  set %mod $regml(rollwhat,3)
  if (%nod = 1) && (%sod = 20) {
    set %ifcrit $rand(1,20)
    if (%ifcrit = 20) msg $chan Thar's a critter!
    set %total %ifcrit
  }
  else {
    while (%nod > 0) {
      inc %total $rand(1,%sod)
      dec %nod 1
    }
  }
  if (%rolltype = 2) {
    inc %total %mod
  }
  else if (%rolltype = 3) {
    dec %total %mod
  }
  msg $chan You rolled %total $+ , scalawag.
}
; there is no line 64.