Traceback (most recent call last):
  File "/var/lib/python-support/python2.5/democracy/frontend_implementation/HTMLDisplay.py", line 173, in loadFinished
    func()
  File "/var/lib/python-support/python2.5/democracy/frontend_implementation/HTMLDisplay.py", line 33, in <lambda>
    self.execAfterLoad(lambda: func(self, *args, **kwargs))
  File "/var/lib/python-support/python2.5/democracy/frontend_implementation/HTMLDisplay.py", line 215, in addItemBefore
    self.mb.addItemBefore(xml, id)
  File "MozillaBrowser.pyx", line 88, in MozillaBrowser.MozillaBrowser.addItemBefore
TypeError: exceptions must be strings, classes, or instances, not DOMError