diff --git a/demo/moulinrouge/tests.py b/demo/moulinrouge/tests.py
index 06930e6..968cb1e 100644
--- a/demo/moulinrouge/tests.py
+++ b/demo/moulinrouge/tests.py
@@ -4,7 +4,7 @@ from pygal import (
     Bar, Gauge, Pyramid, Funnel, Dot, StackedBar, StackedLine, XY,
     CHARTS_BY_NAME, Config, Line, Worldmap, Histogram, Box, SwissMapCantons,
     FrenchMapDepartments, FrenchMapRegions, Pie, Treemap, TimeLine, DateLine,
-    SupranationalWorldmap)
+    DateTimeLine, SupranationalWorldmap)
 
 
 from pygal.style import styles, Style, RotateStyle
@@ -642,4 +642,17 @@ def get_test_routes(app):
         line.add('zeroes 2', [0])
         return line.render_response()
 
+    @app.route('/test/datetimeline')
+    def test_datetimeline():
+        line = DateTimeLine()
+        line.add('dt', [
+            (datetime(2013, 1, 12, 8, 0), 300),
+            (datetime(2013, 1, 12, 12), 412),
+            (datetime(2013, 2, 22, 12), 823),
+            (datetime(2013, 2, 22, 20), 672)
+        ])
+        line.x_value_formatter = lambda x: x.strftime("%Y-%m-%d")
+        line.x_label_rotation = 45
+        return line.render_response()
+
     return list(sorted(filter(lambda x: x.startswith('test'), locals())))
diff --git a/pygal/graph/time.py b/pygal/graph/time.py
index 2c10f60..570c71f 100644
--- a/pygal/graph/time.py
+++ b/pygal/graph/time.py
@@ -32,7 +32,7 @@ def datetime_to_timestamp(x):
 
 
 def date_to_datetime(x):
-    if isinstance(x, date):
+    if not isinstance(x, datetime) and isinstance(x, date):
         return datetime.combine(x, time())
     return x
 
diff --git a/pygal/svg.py b/pygal/svg.py
index 169f33d..21b1747 100644
--- a/pygal/svg.py
+++ b/pygal/svg.py
@@ -124,10 +124,11 @@ class Svg(object):
         common_script = self.node(self.defs, 'script', type='text/javascript')
 
         def get_js_dict():
-            return dict((k, getattr(self.graph.state, k))
-                        for k in dir(self.graph.config)
-                        if not k.startswith('_') and not hasattr(
-                                getattr(self.graph.config, k), '__call__'))
+            return dict(
+                (k, getattr(self.graph.state, k))
+                for k in dir(self.graph.config)
+                if not k.startswith('_') and hasattr(self.graph.state, k) and
+                not hasattr(getattr(self.graph.state, k), '__call__'))
 
         def json_default(o):
             if isinstance(o, (datetime, date)):