$(document).ready(function() {
  $(document).ajaxSend(function(event, request, settings) {
    if (settings.type == 'GET') return;
    if (typeof(AUTH_TOKEN) == "undefined") return;
    settings.data = settings.data || "";
    settings.data += (settings.data ? "&" : "") + "authenticity_token=" + encodeURIComponent(AUTH_TOKEN);
  });
});