Mine

alias tb { 
  dialog -m tb tb 
} 
dialog tb { 
  Title "TimeBan" 
  size -1 -1 150 150 
  option dbu 
  Button "TimeBan", 1, 33 110 29 12, flat, ok 
  Button "Cancel", 2, 83 110 29 12, flat, cancel 
  Edit "", 3, 30 30 85 10 
  Text "Please Enter a Nick", 4, 50 20 50 10 
  Edit "", 5, 30 60 85 10 
  Text "Please Enter Ban Time", 6, 47 50 70 10 
  Edit "", 7, 30 90 85 10 
  Text "Please Enter Reason", 8, 50 80 50 10 
  Text "Created by Stewie", 9, 50 125 70 15 
  Text "Designed by Stewie", 10, 50 135 70 15 
} 
on *:dialog:tb:sclick:1:{ 
  if ($did(5) isnum) && ($did(3) ison $active) { 
    ban -ku $+ $calc($did(5) * 60) $active $did(3) TimeBanned - Minutes: $did(5) - Reason: $did(7) 
    /timer 1 $calc($did(5) * 60) msg $did(3) You are now unbanned from $active $+ ! 
  } 
  else { 
    /notice $nick Invalid! 
  } 
}