window.addEvent('domready', function(){
      $('newsletter').addEvent('submit', function(e) {
        new Event(e).stop();
        var log = $('log_res').empty().addClass('ajax-loading');
        this.send({
          update: log,
      		onComplete: function() {
    			log.removeClass('ajax-loading');
  		    }
        });
      });
});