Although client-side images are preferred over server-side image maps – as equivalent text can be provided for each image map ‘hot-spot’ – server-side image maps are sometimes necessary. For example, a server side image can be used when the active regions of a client-side image map cannot be easily defined using an available geographic shape. In such cases the answer is to provide redundant text links relating to each link provided by the server side image map.
The following markup example is typical of the code used to reference a server side image map.
<a href="/cgi-bin/mymap.map"> <img ismap src="imagemap.gif" > </a>
The web pages accessed by the clicking the mage map in the above example would be completely hidden to someone using a screen reader or a text-only web browser, as there is no alternative way of accessing the links provided.…
Tags: accessibility, image maps
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Working with non-profits, charities, voluntary and public sector organisations and social enterprises for over 20 years. Jim set up one of the worlds first website accessibility web agencies in the mid 1990s.