Jumploader javascript to set csrf token

gistfile1.erb

  <script>
  function appletInitialized(applet) {
    setTimeout("set_applet_csrf()", 1000);
  }

  function set_applet_csrf() {
    var name = "<%= request_forgery_protection_token %>";
    var value = "<%= form_authenticity_token %>";
    set_upload_param(name, value);
  }
  
  function set_upload_param(name, value) {
    var uploader = document.jumpLoaderApplet.getUploader();
    var attrSet = uploader.getAttributeSet();
    var attr = attrSet.createStringAttribute(name, value);
    attr.setSendToServer(true);
  }
  </script>