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<!DOCTYPE html> <html> <body> <video id="myVideo" 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="enableMute()" type="button">Mute sound</button> <button onclick="disableMute()" type="button">Enable sound</button> <button onclick="checkMute()" type="button">Check muted status</button> <script> var x = document.getElementById("myVideo"); function enableMute() { x.muted = true; } function disableMute() { x.muted = false; } function checkMute() { alert(x.muted); } </script> </body> </html>
