     for cell, i in @cells
       if cells.get cell
         runCommands context, @cellShapes[i]
+        null
     context.fill()
     return true
     

  return rval

lastTime = Date.now()
fpsMax = 60
dtMax = 1000.0/fpsMax #
redrawLoop = ->
  if dirty
    t = Date.now()
    if t - lastTime > dtMax
      if drawEverything()
        dirty = false
      lastTime = t
  requestAnimationFrame redrawLoop

    for cell, i in @cells
      unless cells.get cell
        runCommands context, @cellShapes[i]
        null
    context.stroke()

    #then cells
