 
 
   to_page: (page_id, direction = 'toright')->
+    @play = false
+    @current_idx = null
+
     current_page_id = @$elm.find(".page-flow .page.active").data('num')
     return if page_id is current_page_id
 

          else
            @current_idx = null
            console.log '播放完毕'
        # , 1500

  show_tip_text: ($tip, func)->

    @play = false

  play_demo: (screen)->
    return if @play is true
    @play = true
    @current_idx ||= 0
    if @current_idx is 0
