- From: poot <cvsmail@w3.org>
- Date: Wed, 7 Apr 2010 21:40:33 +0900 (JST)
- To: public-html-diffs@w3.org
: minor test change http://dev.w3.org/cvsweb/html5/alt-techniques/Overview.html?r1=1.4&r2=1.5&f=h =================================================================== RCS file: /sources/public/html5/alt-techniques/Overview.html,v retrieving revision 1.4 retrieving revision 1.5 diff -u -d -r1.4 -r1.5 --- Overview.html 8 Mar 2010 07:20:53 -0000 1.4 +++ Overview.html 7 Apr 2010 12:40:13 -0000 1.5 @@ -1,780 +1,780 @@ -<!DOCTYPE HTML> -<html lang="en-US"><head><title>HTML5: Techniques for the provision of text alternatives</title><style type="text/css"> - pre { margin-left: 2em; white-space: pre-wrap; } - h2 { margin: 3em 0 1em 0; } - h3 { margin: 2.5em 0 1em 0; } - h4 { margin: 2.5em 0 0.75em 0; } - h5, h6 { margin: 2.5em 0 1em; } - h1 + h2, h1 + h2 + h2 { margin: 0.75em 0 0.75em; } - h2 + h3, h3 + h4, h4 + h5, h5 + h6 { margin-top: 0.5em; } - p { margin: 1em 0; } - hr:not(.top) { display: block; background: none; border: none; padding: 0; margin: 2em 0; height: auto; } [...1529 lines suppressed...] + <PRE><img src="captcha.png" <strong>alt="An audio challenge follows if you cannot view this image."</strong>> +<!-- audio CAPTCHA option that allows the user to listen and type the word --> +<!-- form that asks a question --></PRE> +</div> +<H4>Further Techniques </H4> +<UL> + <LI><A title="http://www.w3.org/TR/WCAG20-TECHS/G143.html" href="http://www.w3.org/TR/WCAG20-TECHS/G143.html">Providing a text alternative that describes the purpose of the CAPTCHA</A> W3C Note. </LI> + <LI><A title="http://www.w3.org/TR/2007/WD-WCAG20-TECHS-20071211/G144.html" href="http://www.w3.org/TR/2007/WD-WCAG20-TECHS-20071211/G144.html">Ensuring that the Web Page contains another CAPTCHA serving the same purpose using a different modality</A> W3C Note. </LI> +</UL> +<p> </p> +<hr> +<h2 id="glossary">Glossary</h2> +<h3>alt text </h3> +<p>Colloquial term for a text alternative provided using the <code>alt</code> attribute of an <code>img</code> element.</p> +<h3>Empty alt attribute or null alt attribute.</h3> +<p>An alt attribute with no content:</p> +<pre class="example"><img src="null.gif" <strong>alt=""</strong>></pre> + +<h3>Text alternative</h3> +<p>A programmatically determined <A title="definition: text" href="appendixA.html#textdef">text</A> that is used in place of <A title="definition: non-text content" href="appendixA.html#non-text-contentdef">non-text content</A>, or text that is used in addition to non-text content and referred to from the <A title="definition: programmatically determined" href="appendixA.html#programmaticallydetermineddef">programmatically determined</A> text</p>
Received on Wednesday, 7 April 2010 12:41:02 UTC