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<font face="Arial,sans-serif"><font size="2" face="">All,<br>
<br>
I'm currently working on ways to 'skin' content-based web pages using
open, standards based techniques. My goals are to come up with a way
to style things like blog pages, wikis, and modules within these types
of pages, in a way that is safe, is totally content-agnostic, and can
be tweaked by non-programmers. The obvious answer here is "use CSS
style sheets" and that's of course exactly what we're doing. As we all
know, though, CSS doesn't cover all the things that it really should,
and we're also interested in being able to provide enough metadata to
describe things like skin themes, or "a theme with five color
variations, pick one variation at a time" in one package, provide
thumbnail previews, have related skins for related pages (like the
front page of a blog vs. an individual entry page, which might get
slightly different yet consistent styling) .We're also interested in a
packaging system to let people grab, tweak, and mash up skins as much
as possible. <br>
<br>
Prior art includes:<br>
<br>
o MSN Spaces themes (categories like Animals, Music, Occasions, Simple
themes, Art, Nature...) and thumbnail previews of themes like "Green
Flowers", "Blue Flowers", "City Skyline", etc.) Mostly sets background
images and colors. Not a lot of customization possible. Doesn't
affect custom content added to page.<br>
<br>
o LiveJournal Layout/themes (names like 3 column, A Novel Conundrum,
Classic, Variable Flow...) and variation themes within each layout
(Blue/Black/Red). Layouts include layout and display decisions, and
variation themes just tweak colors for the most part. <br>
<br>
o Blogger templates -- control all content, including CSS styles and an
HTML content skeleton. Names like "Dots", "Dots Dark", "Harbor".
Changing a template deletes all customizations or content other than
the basic blog entries for each blog. <br>
<br>
o All the various custom CSS styles/color theme pickers that appear on
web sites to dynamically update the colors/themes/etc. Extreme example
is of course CSSZenGarden, but that CSS is very content-specific (and
we're looking for content-agnostic styles).<br>
<br>
Naturally, we have a microformat proposal draft already in progress as
well as some prototype implementations but I'd really like to throw
this out first to see what kind of interest there is in this problem
space. One other requirement I'd thought of is that there might be a
good reason to use "microskins" corresponding to particular
microformats, providing default looks for things like hCard, hCalendar,
etc. Perhaps the ability to compose skins would be useful.<br>
<br>
One of the things we're running across that CSS doesn't handle is the
need to utilize JavaScript to get a reasonable approximation of rich
web page designs. It's possible to do things in a cross-browser,
standards compliant, content-agnostic, semantic-markup, non-scripted
way; pick any four out of five. On the other hand, JavaScript might
not be acceptable in some cases; it's useful to have a way to declare
up front what the requirements are. Having a way to say "this site is
compatible with hSkin 1.1 (Javascript OK)" in a machine readable way
might be useful.<br>
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As an aside, of course we're working have this operate smoothly with
Kevin Lawver's modules. They're nicely complementary.<br>
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<span>-- <br>
John Panzer<br>
Sr. Technical Manager<br>
<a href="http://journals.aol.com/panzerjohn/abstractioneer">http://journals.aol.com/panzerjohn/abstractioneer</a><br>
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