var wndo = [];
function dw_startScroll(num, dir, sp) {
  if ( wndo[num] && wndo[num].startScroll ) wndo[num].startScroll(dir, sp); }

function dw_stopScroll(num) {
  if ( wndo[num] && wndo[num].stopScroll ) wndo[num].stopScroll(); }

function initScrollLayers() {
  wndo[0] = new dw_scrollLayer('wn1', 'lyr1', null);
  wndo[0].setUpScrollbar("dragBar1", "track1", "v", 1, 1, "scrollbar1"); }
  
actief = '';
subactief = '';