function linkFrenchDefaultScheduleCalendar(app, account) {
    let scheduleCalendar = new app.db.models.AccountScheduleCalendar();
    scheduleCalendar.account = account._id;
    scheduleCalendar.calendar = '5740adf51cf1a569643cc101'; // 40H full time work schedule
    scheduleCalendar.from = new Date(2000,0,1,0,0,0,0);