<!DOCTYPE html>
<html>
<body>
<video id="myVideo1" width="320" height="240" controls>
<source src="movie.mp4" type="video/mp4">
<source src="movie.ogg" type="video/ogg">
Your browser does not support the video tag.
</video>
<video id="myVideo2" width="320" height="240" controls>
<source src="movie.mp4" type="video/mp4">
<source src="movie.ogg" type="video/ogg">
Your browser does not support the video tag.
</video><br>
<button onclick="setMedGroup()" type="button">Set media group for videos</button>
<button onclick="getMedGroup()" type="button">Get media group for videos</button>
<script>
var x = document.getElementById("myVideo1");
var y = document.getElementById("myVideo2");
function setMedGroup() {
x.mediaGroup = "test";
y.mediaGroup = "test";
}
function getMedGroup() {
alert("Video 1 media group: " + x.mediaGroup +
". Video 2 media group: " + y.mediaGroup);
}
</script>
</body>
</html>