window.addEvent('domready', function() {
  rotateFeed.periodical(2500);
  all_happenings = $$('.newsfeed');
});


var all_happenings;
var current_block = 1;
var blockHeight;

function rotateFeed(){
  
  var feed = $('happenings');

  var myFx = new Fx.Scroll(feed, {
	wait: false,
	duration: 800,
	transition: Fx.Transitions.Quad.easeInOut
  });

    
  myFx.toElement(all_happenings[current_block]);

  if(current_block <= (all_happenings.length - 3)) current_block++;
  else current_block = 1;
  
}