--- a/Helpviewer/HelpTopicDialog.py	Sun Jun 19 17:50:39 2011 +0200
+++ b/Helpviewer/HelpTopicDialog.py	Sun Jun 19 19:36:27 2011 +0200
@@ -26,7 +26,7 @@
         @param links dictionary with help topic as key (string) and
             URL as value (QUrl)
         """
-        QDialog.__init__(self, parent)
+        super().__init__(parent)
         self.setupUi(self)
         
         self.label.setText(self.trUtf8("Choose a &topic for <b>{0}</b>:")\