use full URL for feed images

panikweb/views.py

@@ -666,9 +666,9 @@ class RssCustomPodcastsFeed(Rss201rev2Feed):
         else:
             handler.addQuickElement('title', 'Radio Panik')
         if emission and emission.image and emission.image.url:
-            handler.addQuickElement('url', emission.image.url)
+            handler.addQuickElement('url', urlparse.urljoin(self.feed['link'], emission.image.url))
         else:
-            handler.addQuickElement('url', '/static/img/logo-panik-500.png')
+            handler.addQuickElement('url', urlparse.urljoin(self.feed['link'], '/static/img/logo-panik-500.png'))
         handler.endElement('image')
 
     def root_attributes(self):