lms lessens power point continue playing

checkTimer.js

function checkTimer () {
    //let x = document.getElementsByClassName('progressbar__label_type_time')[0].innerHTML.split(" / ")
    //if (x[0] == x[1]) {
    //    var e = new KeyboardEvent('keydown', {'keyCode': 32, 'which': 32});
    //    document.dispatchEvent(e);
    //}
    if(document.getElementsByClassName('universal-control-panel__button_play-pause')[0].getAttribute("aria-label") == "play"){
        var e = new KeyboardEvent('keydown', {'keyCode': 32, 'which': 32});
        document.dispatchEvent(e);
    }
}
setInterval(checkTimer, 2500)