Youtube search keyboard navigation

// JAVASCIPT

// Manager hotkey
    var i = -1;
$(document).keydown(function(e) {

    if (e.which == 38) {
        e.preventDefault();
        var len = $('a[id="video-title"]').length;
        console.log(len);
        if (i > 0) {
            i--;
        }
        console.log(i + " " + len);
        $('a[id="video-title"]')[i].focus();
    }

    if (e.which == 40) {
        e.preventDefault();
        var len = $('a[id="video-title"]').length;
        console.log(len);
        if (i < len) {
            i++;
        }
        console.log(i + " " + len);
        $('a[id="video-title"]')[i].focus();
    }

    // Media-play/pause key
    if (e.which == 179)
        $('.ytp-play-button').click();
});

/**** CSS ****/
#video-title:focus {
    border: 1px solid red;
    color: red!important;
    outline-color: yellow;
}


#video-title:focus:before {
    content: '► ';
}