function initScroller() {
  // arguments: id of layer that scrolls, width and height of scroller (of wn), 
  // number of items (including repeated 1st item), axis ("v" or "h")
  // set up pause/resume onmouseover/out? (true or false)
  var scr = new dw_scroller('cnt', 220, 319, 8, "v", true);
}