     
     $.getJSON jsonFile, (data) =>
       @canvasGraph?.marks.destroyAll()  
-
       @marksContainer.appendChild(@canvas)
       @canvasGraph = new CanvasGraph(@canvas, data)
       @canvasGraph.plotPoints()
       @canvasGraph.enableMarking()
       @drawSliderAxisNums()
 
+      @zoomRanges = [ @canvasGraph.largestX, (@canvasGraph.largestX * 10/@canvasGraph.largestX), @canvasGraph.largestX * 3/@canvasGraph.largestX ]
+      
       @el.find("#ui-slider").noUiSlider
         start: 0
         range:

  constructor: ->
    super    
    window.classifier = @
    @zoomRange = 15.00
    isZoomed: false
    ifFaved: false


    'textarea[name="alt-talk-comment"]' : 'altTalkComment'

  events:
    'click button[id="toggle-zoom"]'       : 'onClickZoom'
    'click button[id="toggle-fav"]'        : 'onToggleFav'
    'click button[id="help"]'              : 'onClickHelp'
    'click button[id="tutorial"]'          : 'onClickTutorial'
