public function saveCommonOnClick($sender)
{
$common = array();
$common['closeddate'] = $this->common->closeddate->getDate();
$common['nds'] = $this->common->nds->getText();
$common['hasnds'] = $this->common->hasnds->isChecked();
$common['simpletax'] = $this->common->simpletax->isChecked();
$common['juridical'] = $this->common->juridical->isChecked();
\ZippyERP\System\System::setOptions("common", $common);
}