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Re: text/html for xml extensions of XHTML

From: Aaron Swartz <aswartz@swartzfam.com>
Date: Wed, 02 May 2001 09:19:09 -0500
To: Ian Hickson <ian@hixie.ch>
CC: "William F. Hammond" <hammond@csc.albany.edu>, <mozilla-mathml@mozilla.org>, <www-talk@w3.org>
Message-ID: <B7157D6B.A7D4%aswartz@swartzfam.com>
Ian Hickson <ian@hixie.ch> wrote:

>>> it would render the page without any expanded
>>> character entity references, since Mozilla is not a validating parser
>>> and thus skips parsing the DTD and thus doesn't know what &nbsp;,
>>> &middot; and &copy; are.
>> Mozilla's XML parser should be smart enough to recognize the HTML DTDs and
>> thus expand these entities properly, even if it doesn't validate the page
>> (which I believe it should).
> (If it did, you couldn't arbitrarily use namespaces.)

I don't know if this is possible with Mozilla's current technology, but
ideally it would validate the XHTML only within the HTML namespace (and the
attribute space).

>>> and it would use an
>>> unexpected background colour for the page because the stylesheet sets
>>> the background on <body> and not <html>, which in XHTML will result in
>>> a different rendering to the equivalent in HTML4 (same sheet, line 5).
>> I have not heard of this change before. Can you point me to the section of
>> the XHTML spec that defines this?
> The HTML WG have asked the CSS WG to not extend CSS2 section 14.2 [1]
> paragraph 4 to cover XHTML.
> [1] http://www.w3.org/TR/REC-CSS2/colors.html#q2

This seems very strange -- can you elaborate on the reasoning for this or is
it Member-Confidential?

[ Aaron Swartz | me@aaronsw.com | http://www.aaronsw.com ]
Received on Wednesday, 2 May 2001 10:19:32 UTC

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