/**
  * @param string $title
  * @param string $post_var
  */
 public function __construct($title, $post_var)
 {
     global $tpl, $ilUser, $lng;
     if (substr($post_var, -2) != '[]') {
         $post_var = $post_var . '[]';
     }
     parent::__construct($title, $post_var);
     $this->lng = $lng;
     $this->pl = ilUserDefaultsPlugin::getInstance();
     $tpl->addJavaScript('./Customizing/global/plugins/Services/EventHandling/EventHook/UserDefaults/lib/select2/select2.min.js');
     $tpl->addJavaScript('./Customizing/global/plugins/Services/EventHandling/EventHook/UserDefaults/lib/select2/select2_locale_' . $ilUser->getCurrentLanguage() . '.js');
     $tpl->addCss('./Customizing/global/plugins/Services/EventHandling/EventHook/UserDefaults/lib/select2/select2.css');
     $this->setInputTemplate($this->pl->getTemplate('tpl.multiple_select.html'));
     $this->setWidth('300px');
 }