(function() {

    "use strict";



    function main()
    {

        let ytPlayer = document.getElementById("movie_player") || doc.getElementsByClassName("html5-video-player")[0];
        let ytResolutions = ytPlayer.getAvailableQualityLevels();
	let targetRes = ytResolutions[ ytResolutions.length-2];

        ytPlayer.setPlaybackQualityRange(targetRes, targetRes);
        ytPlayer.setPlaybackQuality(targetRes);
    }

    main();
})();