window.addEvent('domready',function() {
  var n = -1;
  $('testimonial_inner').innerHTML = '';
  function swap() {
    if ( ++n >= testiboxes.length ) n = 0;
    var thefx = new Fx.Tween($('testimonial_inner'));
    thefx.start('opacity',0).chain(function() {
      $('testimonial_inner').innerHTML = testiboxes[n];
      thefx.start('opacity',1).chain(function() {
        self.setTimeout(function(){ swap();},6000);
      });
    });
  }

  swap();

});