   step: (world, button) ->
     world.send 'tick'
     world.send 'fetch'
+    return if finished
     world.send 'execute'
     world.send 'prefetch'
 

      email:
        description: text + "\n\nCheck it out here!: " + document.location.href

exports.events = {
  _LABEL: "events"
  interval: my.duration.step

  done: (world, args) ->
    success = args > 0
    world.send 'stop'
    finished = true
    if success
      $('.done_dialog').dialog
        modal: true
