Event.observe(window, 'load', function() {
  BlinkAdvice();
  new PeriodicalExecuter(floatTicket, 1);
  Event.observe(document, 'mousemove', function(event) {
      var scroll = document.viewport.getScrollOffsets();
      var scrollY = scroll[1];
      /*scrollY = 0;*/
      var y = Event.pointerY(event) - 75 - scrollY;
      $('product_image_box').setStyle({top :  + y + 'px'});
  });
});