Re: Pop-Ups

Jim

with server side scripts unless I am mistaken one looses the benefit of 
open-source, and this is not to be dismissed lightly.
In an environment where one is trying to promote accessibility the 
learning route needs every encouragement.

Jonathan

Jim Ley wrote:

>"John Foliot - bytown internet" <foliot@bytowninternet.com> wrote in
>message news:GKEFJJEKDDIMBHJOGLENIEOFCMAA.foliot@bytowninternet.com...
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>>What concerns me the most is that 99 times out of 100 there are
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>alternative
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>>solutions which developers can emply which will deliver similar or
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>identical
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>>functionality, yet not require the end users system set up to match a
>>certain profile - just about everything *important* that you might do
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>with
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>>JavaScript can be done with a server side script.
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>The main problem here though is you lose response time, slowing the
>interaction down does not make content usable, so it's often important to
>use script to ensure that users find the experience responsive enough.
>What's really needed are techniques examples of how you can do both
>without undue burden (ie have javascript which degrades gracefully)
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>>Using a combination of
>>server include and session tracking (cookies?) can provide almost
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>identical
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>>functionality to the end user as having a "popup" open and close...
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>after
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>>all the main reason (especially in the situation you illustrate) is to
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>keep
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>>a user session open.
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>I personally find session cookies more invasive than script, and
>certainly harder to provide sensible degrade paths.
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>>How is that valuable or accessible?  Besides, in my experience,
>>Powerpoint presentations *usually* require a "voice" to explain the
>>"slides" - it is rare that all relevant information is included into
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>the
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>>slide - more often it is bullet points or eye candy to be used in
>>conjunction with a narrative.
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>Absolutely, I'd love to make PowerPoint presentations accessible, they
>certainly need commentary (be it audio or an attendant text one) but the
>technology isn't there yet, even if the specs are - my current "best
>effort" relies on script and lots of different options - audio+PPT,
>audio+JPEGs, SVG, Flash, PocketPC, with the fallback situation be "here's
>the audio, here's the slide materials make of it what you can, I can't
>really give you a player" with the hope that there's some combination
>everyone can access. We don't produce text equivalent of the audio as it
>would be an undue burden on the content we produce currently, but it
>could easily be done.
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>>Thowing that into an eLearning application
>>does a disservice to the end user - again here the accessibilty issue
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>>more about requiring installed software rather than the content being
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>served
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>>up.
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>It also requires that the software both exists, and is accessible, you
>could easily create an accessible to published w3 standards e-learning
>app, but it would be utterly useless as not a UA in the world could do
>anything with it, to actually deliver more than HTML+images you have to
>live within what's provided by UA's  - Integration of content-types is as
>you say the most serious problem.
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>Jim.
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Received on Saturday, 19 October 2002 02:52:16 UTC