public static function addArticle($em, $transliterater, $parameters)
 {
     $document = $em->getRepository("RenovateMainBundle:Document")->find($parameters->documentid);
     $article = new Article();
     $article->setName($parameters->name);
     $article->setNameTranslit($transliterater->transliterate($parameters->name));
     $article->setDocumentid($parameters->documentid);
     $article->setDocument($document);
     if (isset($parameters->labelid) && $parameters->labelid != NULL) {
         $label = $em->getRepository("RenovateMainBundle:Document")->find($parameters->labelid);
         $article->setLabelid($parameters->labelid);
         $article->setLabel($label);
     }
     $article->setDescription($parameters->description);
     $article->setCreated(new \DateTime());
     $article->setOnhomepage($parameters->onhomepage);
     $em->persist($article);
     $em->flush();
     return $article;
 }