     # @setClassification @classification  # ...
 
     @invert = false
-    @setCurrentFrameIdx 0
+
+    @currentFrameIdx = 0
 
     window.classifier = @
 

    'button[name="flicker"]'        : 'flickerButton'
    'button[name="four-up"]'        : 'fourUpButton'
    'button[name="finish-marking"]' : 'finishButton'

    'keydown': (e) ->
      return if @el.hasClass 'playing'  # disable while playing

    # @markingSurfaceList.enable()

  activateFrame: (@active) ->
    console.log "activating frame: " + @active
    @active = modulus +@active, @classification.subject.location.standard.length
    @showFrame(@active)

