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<!DOCTYPE html> <html class="no-js" lang="en" dir="ltr" prefix="og: http://ogp.me/ns#"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <script> document.documentElement.className = document.documentElement.className.replace('no-js', 'has-js'); function downloadJSAtOnload() { var element = document.createElement("script"); element.src = "/WAI/assets/scripts/main.js?1732807903713432608"; document.body.appendChild(element); } window.addEventListener("load", downloadJSAtOnload, false); </script> <link rel="stylesheet" href="/WAI/assets/css/style.css?1732807903713432608"> <title> Image Maps | Web Accessibility Initiative (WAI) | W3C</title> <meta name="generator" content="Jekyll v4.3.3" /> <meta property="og:title" content="Image Maps" /> <meta name="author" content="W3C Web Accessibility Initiative (WAI)" /> <meta property="og:locale" content="en" /> <meta 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href="/WAI/tutorials/images/" aria-current="location" class="page-link"><span>Images</span></a><ul><li> <a lang="en" href="/WAI/tutorials/images/informative/" class="page-link"><span>Informative Images</span></a></li><li> <a lang="en" href="/WAI/tutorials/images/decorative/" class="page-link"><span>Decorative Images</span></a></li><li> <a lang="en" href="/WAI/tutorials/images/functional/" class="page-link"><span>Functional Images</span></a></li><li> <a lang="en" href="/WAI/tutorials/images/textual/" class="page-link"><span>Images of Text</span></a></li><li> <a lang="en" href="/WAI/tutorials/images/complex/" class="page-link"><span>Complex Images</span></a></li><li> <a lang="en" href="/WAI/tutorials/images/groups/" class="page-link"><span>Groups of Images</span></a></li> <li> <a lang="en" href="/WAI/tutorials/images/imagemap/" aria-current="page" class="page-link"><span>Image Maps</span></a></li><li> <a lang="en" href="/WAI/tutorials/images/decision-tree/" class="page-link"><span>An <code style="color: inherit;">alt</code> Decision Tree</span></a></li><li> <a lang="en" href="/WAI/tutorials/images/tips/" class="page-link"><span>Tips and Tricks</span></a></li></ul></li><li> <a lang="en" href="/WAI/tutorials/tables/" class="page-link"><span>Tables</span></a><ul><li> <a lang="en" href="/WAI/tutorials/tables/one-header/" class="page-link"><span>One Header</span></a></li><li> <a lang="en" href="/WAI/tutorials/tables/two-headers/" class="page-link"><span>Two Headers</span></a></li><li> <a lang="en" href="/WAI/tutorials/tables/irregular/" class="page-link"><span>Irregular Headers</span></a></li><li> <a lang="en" href="/WAI/tutorials/tables/multi-level/" class="page-link"><span>Multi-level Headers</span></a></li><li> <a lang="en" href="/WAI/tutorials/tables/caption-summary/" class="page-link"><span>Caption & Summary</span></a></li><li> <a lang="en" href="/WAI/tutorials/tables/tips/" class="page-link"><span>Tips and Tricks</span></a></li></ul></li><li> <a lang="en" href="/WAI/tutorials/forms/" class="page-link"><span>Forms</span></a><ul><li> <a lang="en" href="/WAI/tutorials/forms/labels/" class="page-link"><span>Labeling Controls</span></a></li><li> <a lang="en" href="/WAI/tutorials/forms/grouping/" class="page-link"><span>Grouping Controls</span></a></li><li> <a lang="en" href="/WAI/tutorials/forms/instructions/" class="page-link"><span>Form Instructions</span></a></li><li> <a lang="en" href="/WAI/tutorials/forms/validation/" class="page-link"><span>Validating Input</span></a></li><li> <a lang="en" href="/WAI/tutorials/forms/notifications/" class="page-link"><span>User Notifications</span></a></li><li> <a lang="en" href="/WAI/tutorials/forms/multi-page/" class="page-link"><span>Multi-page Forms</span></a></li><li> <a lang="en" href="/WAI/tutorials/forms/custom-controls/" class="page-link"><span>Custom Controls</span></a></li></ul></li><li> <a lang="en" href="/WAI/tutorials/carousels/" class="page-link"><span>Carousels</span></a><ul><li> <a lang="en" href="/WAI/tutorials/carousels/structure/" class="page-link"><span>Structure</span></a></li><li> <a lang="en" href="/WAI/tutorials/carousels/functionality/" class="page-link"><span>Functionality</span></a></li><li> <a lang="en" href="/WAI/tutorials/carousels/animations/" class="page-link"><span>Animations</span></a></li><li> <a lang="en" href="/WAI/tutorials/carousels/styling/" class="page-link"><span>Styling</span></a></li><li> <a lang="en" href="/WAI/tutorials/carousels/working-example/" class="page-link"><span>Working Example</span></a></li><li> <a lang="en" href="/WAI/tutorials/carousels/full-code/" class="page-link"><span>Complete Code</span></a></li></ul></li></ul></li></ul></nav> </div> <main id="main" lang="en"> <header class="in-resource"> <h1> Image Maps </h1></header> <aside class="box box-full"><header class="box-h box-h-full"> <h2> Overview </h2></header><div class="box-i"> <p>A client-side image map is an image divided into selectable regions defined by <code class="language-plaintext highlighter-rouge"><area></code> elements (“hotspots”) that allow user interaction. Usually, the selectable regions are links to other pages. For image maps, text alternatives are needed on both the <code class="language-plaintext highlighter-rouge"><img></code> element itself (to convey the informative context) and on each of the <code class="language-plaintext highlighter-rouge"><area></code> elements (to convey the link destination or the action that will be initiated if the link is followed).</p> </div></aside> <nav class="box box-simple" aria-labelledby="tocheading" id="toc"> <header id="tocheading" class="box-h box-h-simple"> Page Contents</header> <div class="box-i"> <ul id="markdown-toc"> <li><a href="#example-1-an-organizational-chart-with-links-to-individual-pages" id="markdown-toc-example-1-an-organizational-chart-with-links-to-individual-pages"><strong>Example 1:</strong> An organizational chart with links to individual pages</a></li> </ul> </div> </nav> <h2 id="example-1-an-organizational-chart-with-links-to-individual-pages"><strong>Example 1:</strong> An organizational chart with links to individual pages</h2> <p>The following organizational chart is used to provide links to each director’s home page. The text alternative for the image is “Board of Directors and related staff:”. Each linked <code class="language-plaintext highlighter-rouge"><area></code> has a text alternative to identify the individual – for example, “Davy Jones: Chairman”. The text alternative for individuals also states their relation in the graph.</p> <aside class="box box-example"><header class="box-h box-h-example"> Example</header><div class="box-i"> <p><img src="/WAI/content-images/tutorials/images/orgchart.png" alt="Board of directors and related staff: " usemap="#Map" /></p> <map name="Map" id="Map"> <area shape="rect" coords="176,14,323,58" href="../res/beyond" alt="Davy Jones: Chairman" /> <area shape="rect" coords="81,75,226,114" href="../res/beyond" alt="Carole Brewster: Company Secretary" /> <area shape="rect" coords="6,138,155,182" href="../res/beyond" alt="Harry H Brown: Marketing Director (reports to chairman)" /> <area shape="rect" coords="175,138,323,182" href="../res/beyond" alt="Paula Holbein: Sales Director (reports to chairman)" /> <area shape="rect" coords="345,136,496,186" href="../res/beyond" alt="Hugh Howard: Finance Director (reports to chairman)" /> </map> </div></aside> <aside class="box box-example"><header class="box-h box-h-example"> Code</header><div class="box-i"> <div class="language-html highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="nt"><img</span> <span class="na">src=</span><span class="s">"orgchart.png"</span> <span class="na">alt=</span><span class="s">"Board of directors and related staff: "</span> <span class="na">usemap=</span><span class="s">"#Map"</span><span class="nt">></span> <span class="nt"><map</span> <span class="na">id=</span><span class="s">"Map"</span> <span class="na">name=</span><span class="s">"Map"</span><span class="nt">></span> <span class="nt"><area</span> <span class="na">shape=</span><span class="s">"rect"</span> <span class="na">coords=</span><span class="s">"176,14,323,58"</span> <span class="na">href=</span><span class="s">"[…]"</span> <span class="na">alt=</span><span class="s">"Davy Jones: Chairman"</span><span class="nt">></span> […] <span class="nt"><area</span> <span class="na">shape=</span><span class="s">"rect"</span> <span class="na">coords=</span><span class="s">"6,138,155,182"</span> <span class="na">href=</span><span class="s">"[…]"</span> <span class="na">alt=</span><span class="s">"Harry H Brown: Marketing Director (reports to chairman)"</span><span class="nt">></span> […] <span class="nt"></map></span> </code></pre></div></div> </div></aside> <p><a href="/WAI/tutorials/images/examples/imagemap/">Full code for Image map example</a></p> <p>Browser implementation for image maps varies at the time of writing; see <a href="https://lists.w3.org/Archives/Public/public-html-bugzilla/2015Jan/0020.html">this HTML bug</a>. To accommodate for the different implementations, keep in mind to:</p> <ul> <li>use every image map only once. That means if multiple images with the same map are to be used, the map should be duplicated and have a different <code class="language-plaintext highlighter-rouge">id</code>s;</li> <li>place the <code class="language-plaintext highlighter-rouge"><map></code> element as a direct sibling to the image.</li> </ul> <aside class="box box-simple box-notes"><header class="box-h box-h-simple box-h-notes"> Note</header><div class="box-i"> <p>Image maps may not function correctly on some mobile devices if the coordinates for the areas are not scaled using the same proportions as the image. To compensate for this, provide redundant text links on the same page.</p> </div></aside> <aside class="box box-large box-icon" id="related"><header class="box-h box-h-large box-h-icon box-h-icon"> <svg focusable="false" aria-hidden="true" class="icon-default "><use xlink:href="/WAI/assets/images/icons.svg#icon-default"></use></svg> Related WCAG resources</header><div class="box-i"> <p>These tutorials provide best-practice guidance on implementing accessibility in different situations. This page combined the following WCAG success criteria and techniques from different conformance levels:</p> <p><strong>Techniques:</strong></p> <ul><li><a href="https://www.w3.org/TR/WCAG20-TECHS/ARIA13">ARIA13: Using aria-labelledby to name regions and landmarks</a></li><li><a href="https://www.w3.org/TR/WCAG20-TECHS/G196">G196: Using a text alternative on one item within a group of images that describes all items in the group</a></li><li><a href="https://www.w3.org/TR/WCAG20-TECHS/H67">H67: Using null alt text and no title attribute on img elements for images that AT should ignore</a></li></ul> </div></aside> <nav class="pager" aria-label="Previous/Next Page" style="clear: both;"> <ul><li class="pager--item previous"> <a href="/WAI/tutorials/images/groups/"> <svg focusable="false" aria-hidden="true" class="icon-arrow-left pager--item-icon"><use xlink:href="/WAI/assets/images/icons.svg#icon-arrow-left"></use></svg> <span class="pager--item-text"> <span class="pager--item-text-direction">Previous:</span> <span class="pager--item-text-target">Groups of Images</span> </span> </a> </li><li class="pager--item next"> <a href="/WAI/tutorials/images/decision-tree/"> <svg focusable="false" aria-hidden="true" class="icon-arrow-right pager--item-icon"><use xlink:href="/WAI/assets/images/icons.svg#icon-arrow-right"></use></svg> <span class="pager--item-text"> <span class="pager--item-text-direction">Next:</span> <span class="pager--item-text-target">An alt Decision Tree</span> </span> </a> </li> </ul></nav><aside class="box box-icon box-space-above" id="helpimprove" aria-label="feedback"><header class="box-h box-h-icon box-h-space-above box-h-icon"> <svg focusable="false" aria-hidden="true" class="icon-comments "><use xlink:href="/WAI/assets/images/icons.svg#icon-comments"></use></svg> <h2> Help improve this page </h2></header><div class="box-i"><p>Please share your ideas, suggestions, or comments via e-mail to the publicly-archived list <a href="mailto:wai@w3.org?body=%5Binclude%20a%20relevant%20email%20Subject%5D%0A%0A%5Bput%20comment%20here...%5D%0A%0AI%20give%20permission%20to%20share%20this%20to%20a%20publicly-archived%20e-mail%20list.">wai@w3.org</a> or via GitHub.</p> <div class="button-group"> <a href="mailto:wai@w3.org?body=%5Binclude%20a%20relevant%20email%20Subject%5D%0A%0A%5Bput%20comment%20here...%5D%0A%0AI%20give%20permission%20to%20share%20this%20to%20a%20publicly-archived%20e-mail%20list." class="button"><span>E-mail</span></a><a href=" https://github.com/w3c/wai-website/edit/main/pages/design-develop/tutorials/images/imagemap.md " class="button"><span>Fork & Edit on GitHub</span></a><a href="https://github.com/w3c/wai-website/issues/new?template=content-issue.yml&wai-resource-id=wai-tutorials&wai-url=https://www.w3.org/WAI/tutorials/images/imagemap/" class="button"><span>New GitHub Issue</span></a></div></div></aside> <a class="button button-backtotop" href="#top"><span><svg focusable="false" aria-hidden="true" class="icon-arrow-up "><use xlink:href="/WAI/assets/images/icons.svg#icon-arrow-up"></use></svg> Back to Top</span></a> </main> </div> <footer id="wai-site-footer" class="page-footer default-grid" aria-label="Page"> <div class="inner"> <div><strong>Status:</strong> Updated 12 April 2017 </div> <div> Editors: <ul class="sentence"> <li><a href="https://www.w3.org/People/yatil/">Eric Eggert</a></li> <li><a href="https://www.w3.org/People/shadi/">Shadi Abou-Zahra</a></li> </ul>   Update Editor: <ul class="sentence"> <li>Brian Elton</li> </ul>   Contributors: <ul class="sentence"> <li>see <a href="/WAI/tutorials/acknowledgements/">Acknowledgements</a></li> </ul> </div> <p>Developed by the Education and Outreach Working Group (<a href="https://www.w3.org/groups/wg/eowg">EOWG</a>). 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