setInterval(function () {

    const elements = document.getElementsByClassName("farm_icon_c");

    if (elements.length === 0)
        location.reload();

    let have = false;
    let amount = 0;

    for (let row in elements) {


        const element = elements[row];

        if (element.classList && !element.classList.contains("farm_icon_disabled")) {
            have = true;
            amount++;
            element.click();

            if (+document.getElementById("light").innerHTML === 0)
                break;

            if (amount === 4)
                break
        }

    }

    if (!have)
        location.reload();


}, 5000);