<script type="text/javascript" src="/js/jquery-contained-sticky-scroll.js"></script>
<script type="text/javascript">
jQuery(document).ready(function(){  
jQuery('#sidebar').containedStickyScroll();  
});  

</script>

  <style>  
  .grid_4 {  
  display:inline;float:left;margin-left:10px;margin-right:10px;width:400px;background:#bababa;z-index:5;  
  }  
  </style>

<div id="sidebar" class="grid_4">
  <h2>Sticky Sidebar</h2>
   

Здесь любой ваш текст</p>
  </div>