Yobit.js

if (window._bot != undefined) {
    // alert('Bot added before, if something goes wrong try reload the page')
}

window._bot = true
window._martingale = 2.05
window._variant = Math.random() >= 0.5 ? 1 : 0

// window._variants = ['Roll < 49', 'Roll > 51']

function resolve(data) {
    if (typeof data === "object") {
        if (data.result == "OK") {
            if (data.win == "1") {
                if (window._tries > 0) {
                    log('Lost series ended up. Balance is ' + data.bal)
                } else {
                    log('Won! ' + 'Balance is ' + data.bal)
                }

                window._amount = window._base
                window._tries = 0
                switchBet()

                if (window._stopAfterWon == true) {
                    stop()
                }
            } else {
                window._tries += 1
                window._amount = ((window._tries == 1 ? 3 : 2) * window._amount).toFixed(8)

                if (window._tries % 3 == 0) {
                    switchBet()
                }

                log('Lost!')

                if (window._amount > parseFloat(data.bal)) {
                    log('Oops! Something gone wrong :( ' + ' Trying to bet' + window._amount + ' but we have only ' + data.bal)
                    stop()
                }
            }

            $('.bet').val(window._amount)

            var so = $("select[name=currency] option:selected").html();
            var re = /([^\-]+?- )[0-9.]+?( [a-zA-Z0-9]+)/g;
            var sn = so.replace(re, "$1" + data.bal + "$2");
            $("select[name=currency] option:selected").html(sn).trigger("chosen:updated");

            if (window._stop == true) {
                return;
            }

            setTimeout(roll, window._interval)

            return;
        }

        if (data.error == 1) {
            setTimeout(roll, 20e3)
        }

        log('Server error', 'warn')
        return;
    }

    log('ERROR: ' + data.error)
}

function log(message, type) {
    if (type == undefined) {
        type = 'log'
    }

    console[type]('[Dice Bot]: ' + message)
}

function roll() {
    $.ajax({
        url: "/ajax/system_dice.php",
        cache: false,
        type: "POST",
        data: {
            method: "dice_play",
            csrf_token: $("#csrf_token").val(),
            locale: 'ru',
            currency: window._currency,
            bet: window._amount,
            type: window._variant
        },
        dataType: "json",
        success: resolve,

        error: function() {
            log('Network error', 'warn')

            setTimeout(roll, 30e3)
        }
    });
}

function stop() {
    window._stop = true

    log('BOT STOPPED', 'warn')
}

function stopAfterWon() {
    window._stopAfterWon = true

    log('Bot will stop after 1st win', 'warn')
}

function switchBet() {
    window._variant = Math.abs(window._variant - 1)
}

function start(interval) {
    window._base = $('.bet').val()

    window._stop = false
    window._stopAfterWon = false
    window._tries = 0
    window._interval = 1e3 // 500ms default interval
    window._amount = window._base

    window._currency = $(".dice_page select[name=currency]").val().trim() // 1 - BTC, 40001 - ETH, 50001 - USD

    roll()
    log('Bot is started', 'warn')
}

let section = $('.dice_htable > tbody td:last')

section.html('')

$('<input />', {
    id: 'bot_start',
    type: 'button',
    value: 'Start',
}).appendTo(section).click(start)

$('<input />', {
    id: 'bot_stop',
    type: 'button',
    style: 'background-color: #f4a35e',
    value: 'Stop',
}).appendTo(section).click(stop)

$('<input />', {
    id: 'bot_stop',
    type: 'button',
    style: 'background-color: #90d8b4',
    value: 'After win',
}).appendTo(section).click(stopAfterWon)

Hello Balatsky. Please tell me how do i use your script?