strftime uses %U for week number

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@24802 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_trade/SkinTemplateItem/portal_skins/erp5_trade/OrderModule_getOrderStatList.xml

@@ -96,7 +96,7 @@ if aggregation_level == "year":\n
 elif aggregation_level == "month":\n
   date_format = "%Y-%m"\n
 elif aggregation_level == "week":\n
-  date_format = "%Y-%u"\n
+  date_format = "%Y-%U"\n
 elif aggregation_level == "day":\n
   date_format = "%Y-%m-%d"\n
 \n

bt5/erp5_trade/bt/revision

-540
\ No newline at end of file
+541
\ No newline at end of file