$(document).ready(function(){
  
  var reset = $('.side-thumbnails').length / 3;
  var counter = 0;
  var speed = 500;
  var easing = 'linear';
  
  window.setInterval(function() {
    
    if( counter >= reset - 1 ) 
    {
      counter = 0;
      $('#featured').animate({top:'-=65'},speed,easing, function(){
          $('#featured').css({top:65});
        $('#featured').animate({top:0},speed,easing);
      }); 
    }
    else
    {
      counter ++;
      $('#featured').animate({top:'-=65'},speed,easing, function(){
        $('#featured').animate({top:'-=65'},speed,easing);
      }); 
    }
    
  },10000);
});