function subNav() {
  var $productsHubSub = $('#nav-sub .primary');
  if($productsHubSub.children('.current').length) {
      var indicatorPos = getIndicatorPos($productsHubSub.children('.current'));
      $productsHubSub.after('<span class="indicator" style="left:'+indicatorPos+'px;"></span>');
  }
}