     'button[name="asteroid-delete"]' : 'deleteButton'
     'button[name="next-frame"]'      : 'nextFrame'
     'button[name="cancel"]'          : 'cancel'
-    'input[name="selected-artifact"]': 'selectedArtifactRadios'
+    'input[name="selected-artifact"]': 'artifactSelector'
     'input[name="classifier-type"]'  : 'classifierTypeRadios'
-    # 'input[name="frame-slider"]'     : 'frameSlider'
     '.asteroid-not-visible'          : 'asteroidVisibilityCheckboxes'
     '.asteroid-checkbox'             : 'asteroidCompleteCheckboxes'
     '.current-frame'                 : 'frameSlider'

      enter: ->
        if @el.attr('flicker') is 'true' then @activateFrame 0 else @showAllTrackingIcons()
        @enableMarkingSurfaces()
        @currAsteroid = new Sighting({type:"asteroid"})
        @el.find('.asteroid-classifier').show()
        @finishButton.hide()
        @doneButton.show()

      @el.find('a, button, input, textarea, select').filter('section *:visible').first().focus()

  onCreateMark: (mark) =>
    @currSighting.pushSighting mark
    
    setTimeout => # otherwise mark properties undefined
      @removeGhostMarks() # remove unworthy ghosts
