public function addPopupAsItem($value, $identifier, $content = "")
{
$value = new HtmlSemDoubleElement($identifier, "a", "browse item", $value);
$value->addContent(new HtmlIcon("", "dropdown"));
$value = $this->addItem($value);
$popup = new HtmlPopup($value, "popup-" . $this->identifier . "-" . $this->count(), $content);
$popup->setFlowing()->setPosition("bottom left")->setOn("click");
$this->wrap("", $popup);
return $popup;
}
