function run()
 {
     // Example: Set the page-title dynamically; alternatively, declare a static title in xml/Menu/*.xml
     CRM_Utils_System::setTitle(ts('Prinsclear'));
     $this->assign('startTime', date('Y-m-d H:i:s'));
     try {
         $conv = new CRM_Prinsimport_Pages_Importhandling();
         foreach ($GLOBALS['CONVERSIE'] as $def) {
             $conv->clearTable($def);
         }
     } catch (CiviCRM_API3_Exception $e) {
         $error = $e->getMessage();
         CRM_Utils_System::setUFMessage('API error: ' . $error);
     }
     // Example: Assign a variable for use in a template
     $this->assign('currentTime', date('Y-m-d H:i:s'));
     $this->assign('homeCiviUrl', CRM_Utils_System::url('civicrm', null, true));
     parent::run();
 }