 		get: -> @_hitArea
 
 		set: (value) ->
-
 			@_hitArea = value
-
-			@knobOverlay.props =
-				width: @knobSize or 30 + @_hitArea
-				height:	@knobSize or 30 + @_hitArea
-
-			@sliderOverlay.props =
-				width: @width + @_hitArea
-				height:	@height + @_hitArea
+			@sliderOverlay.width = @width + @_hitArea
+			@sliderOverlay.height = @height + @_hitArea
 
 	@define "min",
 		get: -> @_min or 0

		if @width > @height
			@fill.height = @height
			@knob.centerY()
			@knobOverlay.centerY()
		else
			@fill.width = @width
			@knob.centerX()
			@knobOverlay.centerX()

		@sliderOverlay.center()

	_setRadius: =>
		radius = @borderRadius
		@fill.style.borderRadius = "#{radius}px 0 0 #{radius}px"

	_setOverlayRadius: =>
		@knobOverlay.borderRadius = (@knob.borderRadius * 2) + (@hitArea / 4)

	@define "knobSize",
		get: -> @_knobSize

		@knob.draggable.momentumOptions = {friction: 5, tolerance: 0.25}
		@knob.draggable.bounce = false
		@knob.borderRadius = @knobSize / 2

		@_updateFrame()
		@_updateKnob()
