public function run()
 {
     $category = $this->getArg('category');
     if ($category) {
         $this->bind('category', $category);
         $Collection = Collection::getCollectionByCategory($category);
         $this->bind('availableImages', $this->prepareList($Collection->getImages()));
     } else {
         $this->bind('availableCategories', $this->prepareList(Collection::getAllCollections()));
     }
     return true;
 }