function cancelAllOrders() {
    var orders = null;
    while (!(orders = exchange.GetOrders())) {
        Sleep(Interval);
    }
    
    if (orders.length > 0) {
        for (var j = 0; j < orders.length; j++) {
            exchange.CancelOrder(orders[j].Id);
            if (j < (orders.length-1)) {
                Sleep(2000);
            }