CFL.ca: Brightcove playlist player for the site sidebar

BC-PLAYER.html

<!-- START: Brightcove playlist player -->
<div class="component" style="margin-top: 10px;">
    <video id="bc_playlist_player"
      data-playlist-id="4596397096001"
      data-account="4401740954001"
      data-player="default"
      data-embed="default"
      class="video-js" controls></video>
    <script src="http://players.brightcove.net/4401740954001/default_default/index.min.js"></script>
    <script src="http://players.brightcove.net/videojs-ima3/videojs.ima3.min.js"></script>

    <script>
    var player = videojs( 'bc_playlist_player' );
    player.on('loadedmetadata', function() {
        player.ima3({
            debug: false, 
            prerollTimeout: 5000, 
            adTechOrder: ["html5"],
            serverUrl: 'https://pubads.g.doubleclick.net/gampad/ads?sz=640x480&iu=/8019/cfl_network_web/CFL&impl=s&gdfp_req=1&env=vp&output=xml_vast2&unviewed_position_start=1&url=%5breferrer_url%5d&description_url=%5bdescription_url%5d&correlator=%5btimestamp'
        });
        player.play();
        player.playlist.autoadvance(0);
    });

    player.on('ima3-started', function() { 
        var arr_controlbars = document.getElementById(player.id_).getElementsByClassName("vjs-control-bar");
        for ( var i = 0; i < arr_controlbars.length; i++ ) {
            if ( arr_controlbars[i].className.indexOf('vjs-ad-control-bar') == -1 ) {
                arr_controlbars[i].style.display = 'none';
            }
        }
    });

    // Fix a bug where the IMA3 ad control bar never goes away after the ad ends.
    player.on('ima3-complete', function() { 
        Element.prototype.remove = function() {
            this.parentElement.removeChild(this);
        }
        NodeList.prototype.remove = HTMLCollection.prototype.remove = function() {
            for(var i = this.length - 1; i >= 0; i--) {
                if(this[i] && this[i].parentElement) {
                    this[i].parentElement.removeChild(this[i]);
                }
            }
        }

        document.getElementById(player.id_).getElementsByClassName("vjs-ad-control-bar").remove();

        var arr_controlbars = document.getElementById(player.id_).getElementsByClassName("vjs-control-bar");
        for ( var i = 0; i < arr_controlbars.length; i++ ) {
            arr_controlbars[i].style.display = 'flex';
        }
    });
    </script>
</div>
<!-- END: Brightcove playlist player -->