Assertion:
Internet Explorer, Mosaic and Netscape all produce the indenting behavior for the case of having no LI elements in a list context. No list markers are generated.

Indentation of UL element content with no LI sub-element:
filler text filler text


Indentation of OL element content with no LI sub-element:
filler text
    OL list content OL list content OL list content OL list content OL list content OL list content
filler text