diff -r d8b66e3fd335 -r 3a84a79c4ed5 cubicweb/web/views/staticcontrollers.py
--- a/cubicweb/web/views/staticcontrollers.py	Thu Nov 24 16:58:27 2016 +0100
+++ b/cubicweb/web/views/staticcontrollers.py	Thu Nov 24 16:58:50 2016 +0100
@@ -1,4 +1,4 @@
-# copyright 2003-2013 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
+# copyright 2003-2016 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
 # contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
 #
 # This file is part of CubicWeb.
@@ -39,7 +39,6 @@
 from cubicweb.web.views.urlrewrite import URLRewriter
 
 
-
 class StaticFileController(Controller):
     """an abtract class to serve static file
 
@@ -49,7 +48,7 @@
 
     def max_age(self, path):
         """max cache TTL"""
-        return 60*60*24*7
+        return 60 * 60 * 24 * 7
 
     def static_file(self, path):
         """Return full content of a static file.
@@ -248,9 +247,11 @@
         relpath = self.relpath[len(self.__regid__) + 1:]
         return self.static_file(osp.join(staticdir, relpath))
 
+
 STATIC_CONTROLLERS = [DataController, FCKEditorController,
                       StaticDirectoryController]
 
+
 class StaticControlerRewriter(URLRewriter):
     """a quick and dirty rewritter in charge of server static file.
 
@@ -267,6 +268,5 @@
         else:
             self.debug("not a static file uri: %s", uri)
             raise KeyError(uri)
-        relpath = self._cw.relative_path(includeparams=False)
         self._cw.form['static_relative_path'] = self._cw.relative_path(includeparams=True)
         return ctrl.__regid__, None