Hero zero bot

gistfile1.js

function doTrenning(id) {
    $('.btnClose').click()
    $('#menu-training').click();

    $('#trainingStatButton-' + id).click();
    $('#btnTrainStart').click();
    setTimeout(function () {
        $('.btnClose').click();
    }, 5 * 60 * 1000 + 20000)
    setTimeout(function () {
        doTrenning(getType());
    }, 5 * 60 * 1000 + 40000)
}

function random(min, max) {
    return Math.floor(Math.random() * (max - min + 1)) + min;
}

function getType() {
    var type = $('.bot-type').val();
    if (type == 'rnd') {
        return random(1, 4);
    }
    return type;
}

function installBot() {
    var content = 'Typ:<select class="bot-type"><option value="rnd" selected=selected>Losowo</option><option value="1">Kondycja</option><option value="2">Siła</option><option value="3">Inteligencja</option><option value="4">Intuicja</option></select><br><button class="bot-start" style="background: #3232dd;" onclick="doTrenning(getType());">Rób trenning</button>';
    $('body').append('<div class="bot-config" style="z-index: 90000; background: white; position: fixed; left: 30px; top: 30px; min-height: 100px; min-width: 100px;"><h1 style="color: black;">Bot na trenningi by alufers</h1>' + content + '</div>');
}

installBot();

pls! how we us that codes?
just give us userscript or extension