           when -1
             section.$section.addClass('sticked').removeClass 'bottom'
             section.$heading.css
-              top: section.top
+              top: section.top + PADDING_TOP
               bottom: ''
           when 0
             section.$section.removeClass('sticked').addClass 'bottom'

  scroll: ->
    scrollTop = @$window.scrollTop()
    windowHeight = @$window.innerHeight()
    @sections.forEach (section) ->
      top = section.$section.offset().top
      height = section.$heading.height()
      position = 0
      if scrollTop > top - (section.top)
        position = -1
      if scrollTop + windowHeight < top + height + section.bottom
        position = 1

    ).join ' '
$ ->
  application = new Application
  # TogoGenome 埋め込みにあたっての処置
  $('#search-methods-selector').css zIndex: 10000
  # taxon の読み込み
  d3.json 'taxonomy.json', (data) ->
    application.initialize data
