anchor.diff:          if loaded >= images.length
             callback()
   
  -
  +  tempStorage = null
     @start = () =>
       throw 'already started' if @isSimulating
       clear()
  
positive.code:     $serialization_trigger = $ '#serialization-trigger'
      $serialization_trigger.removeAttr 'disabled'
      CodeGUI.reset()
  
      # does not work because 'disabled' does not trigger hover
  #    $serialization_trigger.tooltip {
  
negative.code:     Console.clear()
      CodeGUI.WatchList.clearAllocations()
      $('#serialization-trigger').attr 'disabled', 'disabled'
      tempStorage = @serialize()
      webSocket.trigger "simulateGrid", tempStorage
      if localStorage?
        localStorage.setItem 'simulation', JSON.stringify(tempStorage)
  
  
    @stop = () =>
      throw 'already paused' if @isPaused
  