function topbarfixed() {
  if (document.documentElement.scrollTop > 0) {
    scrTop = document.documentElement.scrollTop;
  }
  else {
    scrTop = document.body.scrollTop;
  }
  if (scrTop > 105) {
    document.getElementById('topbarin').className = "fix";
	}
  else {
    document.getElementById('topbarin').className = "";
	}
}
addEvent(window, 'scroll', topbarfixed, true);
addEvent(window, 'resize', topbarfixed, true);
function refreshTopArea() {
  var w = document.body.clientWidth;
  var elTopArea = document.getElementById('toparea');
  if (elTopArea)
    if (w < 940)
      elTopArea.className = "small";
    else
      elTopArea.className = "";
}
addEvent(window, 'load', refreshTopArea, true);
addEvent(window, 'resize', refreshTopArea, true);