     hPanel.style[css.origin] = 'top'
     hPanel.style[css.transformStyle] = 'preserve-3d'
     hPanel.style[css.backface] = 'hidden'
+
     if @settings.forceAntialiasing
       hPanel.style.outline = '1px solid transparent'
 



  foldUp: (anchor, callback) ->
    if !anchor
      anchor = 'left'
    else if typeof anchor is 'function'
      callback = anchor

    normalized = @_normalizeArgs 'foldUp', [0, anchor, {}]
    return if !normalized
    anchor = normalized[1]
    @isFoldedUp = true
    limit = @panels[anchor].length - 1


  accordion: (angle, anchor, options) ->
    normalized = @_normalizeArgs 'accordion', arguments
    return if not normalized
    [angle, anchor, options] = normalized

    for panel, i in @panels[anchor]
