Bugfix in documents_views.one_document.

diff --git a/mgmt/documents_views.py b/mgmt/documents_views.py
index 2fcc101..538f28a 100644
--- a/mgmt/documents_views.py
+++ b/mgmt/documents_views.py
@@ -31,7 +31,7 @@ def one_document(request,doc):

   curr,pages,comments = get_comments(request,doc.id,'Document')
   if can(request.user,'edit',doc):
-    edit_link = '/docs/%s/edit/' % id
+    edit_link = '/docs/%s/edit/' % doc.id
   else:
     edit_link = None
   for comment in comments: