--- a/web/views/treeview.py	Thu Apr 22 19:37:56 2010 +0000
+++ b/web/views/treeview.py	Thu Apr 22 19:48:04 2010 +0000
@@ -7,7 +7,10 @@
 """
 __docformat__ = "restructuredtext en"
 
-import simplejson as json
+try:
+    import json
+except ImportError:
+    import simplejson as json
 
 from logilab.mtconverter import xml_escape
 from cubicweb.utils import make_uid