async function close_msg_box_ok() {
    document.getElementById("msg_box_windows").style.display = "none";
    document.getElementById("msg_box_windows_back").style.display = "none";
}
async  function show_msg_box_ok() {
    document.getElementById("msg_box_windows").style.display = "block";
    document.getElementById("msg_box_windows_back").style.display = "block";
}