function scrollMe(event){
    var st = event.currentTarget.scrollTop + (event.detail * 12);
    event.currentTarget.scrollTop = st < 0 ? 0 : st;
    event.preventDefault();
  }
  if (document.body.addEventListener) {
    var divs = document.getElementsByTagName('DIV');
    for (var d in divs) {
      if (divs[d].className && divs[d].className == 'base_werkveld_content') {
        try {
          divs[d].addEventListener('DOMMouseScroll', scrollMe, false);
        } catch (ex) {}
      }
    }
  }