filter with attr-key.Review by:@xuqi

@@ -152,7 +152,7 @@ $('#brand-search-input').keyup(function() {
     if (val === '') {
         $brandAttrs.removeClass('hide');
     } else {
-        $brandAttrs.addClass('hide').filter('[data-key*=' + val + ']').removeClass('hide');
+        $brandAttrs.addClass('hide').filter('[data-key*="' + val + '"]').removeClass('hide');
     }
 });