Not working for me... 

```
Traceback (most recent call last):
  File "/Users/zeev/notes2html/./notes2html.py", line 371, in <module>
    section = render_html(doc,attachments)
  File "/Users/zeev/notes2html/./notes2html.py", line 136, in render_html
    elif pstyle == 4 and rval[-1].tag == 'pre':
IndexError: child index out of range
```