public function update($editLink = false, $sku = false, $title = false, $description = false, $link = false, $image = false, $price = false, $adult = 'false', $stock = 'in stock')
 {
     $product = new GSC_Product();
     $type = "application/atom+xml";
     try {
         $product->setContentLanguage('PT-BR');
         $product->setTargetCountry('BR');
         $product->setSKU($sku);
         $product->setProductLink($link);
         $product->setTitle($title);
         if ($description) {
             $product->setDescription($description);
         }
         $product->setImageLink($image);
         $product->setBrand(0);
         $product->setMpn($sku);
         $product->setPrice($price, "BRL");
         $product->setAdult($adult);
         $product->setAvailability($stock);
         $product->setCondition("new");
         $product->setEditLink($editLink, $type);
         $this->_client->updateProduct($product);
     } catch (Exception $e) {
         $teste = array($sku, $title, $description, $link, $image, $price, $adult, $stock);
         var_dump($teste);
         exit;
     }
 }