fix for test suite

git-svn-id: svn+ssh://svn.internal.sanger.ac.uk/repos/svn/pathsoft/artemis/trunk@15735 ee4ac58c-ac51-4696-9907-e4b3aa274f04

uk/ac/sanger/artemis/components/variant/VCFview.java

@@ -285,6 +285,8 @@ public class VCFview extends JPanel
       markNewStops.setSelected(false);
       markNewStops.setEnabled(false);
       topPanel = new JMenuBar();
+      
+      if(frame != null)
         frame.setJMenuBar((JMenuBar)topPanel);
       
       JMenu fileMenu = new JMenu("File");