//全屏滚动
$('#index_main').fullpage({
  'navigation': false,
  slidesnavigation: true,
  controlarrows: false,
  continuoushorizontal: true,
  scrollingspeed: 800,
  showactivetooltip: true,
  anchors: ['one', 'two', 'three', 'four', 'five'],
  loophorizontal: true,
  afterload: function (anchorlink, index) {
  },
  onleave: function (index, direction) {
  }
})