// <![CDATA[

  setTimeout("scroll()", 1000);
  
  function scroll()
  {
    if (document.getElementById('scrollable') != null)
    {
      var e=document.getElementById('scrollable');
      if (!e.originalTop) e.originalTop=e.offsetTop;
      if (window.scrollY > e.offsetTop)
      {
        e.style.position = 'absolute';
        e.style.top = window.scrollY+'px';
      }
      if ( (window.scrollY < e.offsetTop) &&
           (e.offsetTop > e.originalTop) )
      {
        e.style.position = 'absolute';
        var t = (window.scrollY>e.originalTop)?window.scrollY:e.originalTop;
        e.style.top = t+'px';
      }
    }
  
    setTimeout("scroll()", 300);
  }
    
// ]]>