gistfile1.diff

diff --git a/celerymonitor/handlers/api.py b/celerymonitor/handlers/api.py
index 7afa6d6..e86c614 100644
--- a/celerymonitor/handlers/api.py
+++ b/celerymonitor/handlers/api.py
@@ -12,6 +12,13 @@ def JSON(fun):
     @wraps(fun)
     def _write_json(self, *args, **kwargs):
         content = fun(self, *args, **kwargs)
+        def _any(data):
+            if type(data) == type({}):
+                return dict([(k,str(v)) for (k,v) in data.iteritems()])
+            return str(data)
+        content = _any(content)
         self.write(simplejson.dumps(content))

     return _write_json