!(function(f, b, e, v, n, t, s) {
  console.log('load fbq')
  if (f.fbq) return
  n = f.fbq = function() {
    n.callMethod ? n.callMethod.apply(n, arguments) : n.queue.push(arguments)
  }
  if (!f._fbq) f._fbq = n
  n.push = n
  n.loaded = !0
  n.version = '2.0'
  n.queue = []
  t = b.createElement(e)
  t.async = !0
  t.src = v
  s = b.getElementsByTagName(e)[0]
  s.parentNode.insertBefore(t, s)
})(window, document, 'script', 'https://connect.facebook.net/en_US/fbevents.js')