window.addEvent('domready', function() {

  var sponsorBlock;
  if(sponsorBlock = $('sponsors')) {
  
    var sponsor_height = sponsorBlock.getHeight().toInt();
    var myEffect = new Fx.Scroll(sponsorBlock, {duration: 500, transition: Fx.Transitions.Sine.easeOut});
    var sponsorList = $$('#sponsors div.sponsor');
    var sponsorLinks = $$('#sponsors a.spon_suite');
    var sponsorMaxHeight = (sponsor_height.toInt()*(sponsorList.length.toInt()-1));

    sponsorList.each(function(div) {
      div.setStyle('height', sponsor_height);
    });
    
   

    setInterval(function() {
       var t = (sponsorBlock.getScroll().y >= sponsorMaxHeight) ? 0 : sponsorBlock.getScroll().y + sponsor_height;
       myEffect.start(0, t);
    },4000);
  
  }

});