diff --git a/apps/documents/__init__.py b/apps/documents/__init__.py
index e52bb24bb3..9f8fc1a59a 100644
--- a/apps/documents/__init__.py
+++ b/apps/documents/__init__.py
@@ -159,15 +159,6 @@ register_diagnostic('documents', _(u'Documents'), document_missing_list)
register_maintenance_links([document_find_all_duplicates, document_update_page_count, document_clear_image_cache], namespace='documents', title=_(u'documents'))
-#def document_exists(document):
-# try:
-# if document.exists():
-# return u''
-# else:
-# return u''
-# except Exception, exc:
-# return exc
-
register_model_list_columns(Document, [
{'name':_(u'thumbnail'), 'attribute':
encapsulate(lambda x: document_thumbnail(x))