--- a/etwist/twconfig.py	Mon Apr 19 13:37:32 2010 +0200
+++ b/etwist/twconfig.py	Mon Apr 19 13:38:46 2010 +0200
@@ -52,8 +52,8 @@
           'group': 'main', 'inputlevel': WebConfiguration.mode == 'system'
           }),
         ('session-time',
-         {'type' : 'int',
-          'default': 30*60,
+         {'type' : 'time',
+          'default': '30min',
           'help': 'session expiration time, default to 30 minutes',
           'group': 'main', 'inputlevel': 1,
           }),