   currentPanel: ''
   targetPanel: ''
   pageHistory: [window.location.hash]
+  os: {}
 
   # options
   transitionAnimation: true

    else
      throw new Error "#flight or .content not found."

  hasClass: (ele, cls) ->
    ele.className.match new RegExp("(\\s|^)" + cls + "(\\s|$)")


      @currentPanel.style.left = "0%"

    @fitHeightToContent()

    @detectUA()

  goToPage: (targetPanel,options) ->

