Area alt Property - Change the alternate text for a specific area in an image-map: - Javascript DOM HTML Element

Javascript examples for DOM HTML Element:Area

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Description

Area alt Property - Change the alternate text for a specific area in an image-map:

Demo Code

ResultView the demo in separate window 

<!DOCTYPE html>
<html>
<body>

<img src="http://java2s.com/resources/a.png" width="145" height="126" usemap="#myMap">

<map name="myMap">
  <area id="myId" shape="circle" coords="125,60,10" alt="alt message" href="venus.htm">
</map>//  ww w  . j ava 2s. com

<button onclick="myFunction()">change the alternate text of the "myId" area in the image-map</button>

<p id="demo"></p>

<script>
function myFunction() {
    document.getElementById("myId").alt = "new message";
    document.getElementById("demo").innerHTML = "The value of the alt attribute was changed from 'alt message' to 'new message'.";
}
</script>

</body>
</html>

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