Max M writes:
> ...
> <dtml-if "aq_base.content_html()">
This will not work:
"aq_base" is not available in TTW code.
The code above would raise an exception, when "content_html" is
not an attribute of "aq_base".
You come near (but it may fail in some circumstances) with
<dtml-if "_.hasattr(aq_explicit,'content_html')">
Dieter