function initScrollLayers() {
  // arguments: id of layer containing scrolling layers (clipped layer), id of layer to scroll, 
  // if horizontal scrolling, id of element containing scrolling content (table?)
  var wndo1 = new dw_scrollObj('wn1', 'lyr1', null);

  // arguments: dragBar id, track id, axis ("v" or "h"), x offset, y offset
  // (x/y offsets of dragBar in track)
  wndo1.setUpScrollbar("dragBar1", "track1", "v", 1, 1);
  
 
  
  // Read instructions if your scrolling layers are inside tables 
  
  // Scrollbars initially hidden in this example 
  dw_showLayers("scrollbar1");
}

function dw_showLayers() {
  if ( document.getElementById ) {
    var lyr, i;
    for (i=0; arguments[i]; i++) {
      lyr = document.getElementById( arguments[i] );
      lyr.style.visibility = "visible";
    }
  }
}

addLoadEvent(initScrollLayers);