if (data.temp.randomnumber1 == 1) {
            document.getElementsByClassName("floor3-1")[data.temp.iOfRandom1].classList.add("floor3-2");
            document.getElementsByClassName("floor3-1")[data.temp.iOfRandom1].classList.remove("floor3-1");
        } else if (data.temp.randomnumber1 == 2) {
            document.getElementsByClassName("floor3-1")[data.temp.iOfRandom1].classList.add("floor3-3");