private void mnuToDo_Click(object sender, EventArgs e)
        {
            // Opens frmToDo.
            frmToDo todo = new frmToDo(this);

            todo.ShowDialog();
        }
        public void tmrTime_Tick(object sender, EventArgs e)
        {
            // Updates the time, and, through other methods, reminders, to-dos, checks for scheduled work and break periods, and checks for manually-timed monitoring.
            // Input (this method): Strings that were allocated values/updated from the 'Load' method.
            // Output (this method): The current date and time displayed on the main screen, according to the user's settings.
            frmReminder reminder = new frmReminder(this);
            frmToDo     todo     = new frmToDo(this);

            if (boolShortDate)
            {
                if (boolMDY)
                {
                    if (boolYearFirst)
                    {
                        strDateFormat = "ddd, " + "yyyy" + strDateSeparator + "MM" + strDateSeparator + "dd, " + strTime;
                    }
                    else
                    {
                        strDateFormat = "ddd, " + "MM" + strDateSeparator + "dd" + strDateSeparator + strYear + ", " + strTime;
                    }
                }
                else
                {
                    if (boolYearFirst)
                    {
                        strDateFormat = "ddd, " + "yyyy" + strDateSeparator + "dd" + strDateSeparator + "MM, " + strTime;
                    }
                    else
                    {
                        strDateFormat = "ddd, " + "dd" + strDateSeparator + "MM" + strDateSeparator + strYear + ", " + strTime;
                    }
                }
            }
            else
            {
                strDateFormat = "dddd, dd MMMM yyyy, " + strTime;
            }
            lblDate.Text = DateTime.Now.ToString(strDateFormat);
            statistics.uintSessionLength++;
            statistics.uintTotalTime++;
            UpdateReminders();
            UpdateToDos();
            CheckForSchedules(sender, e);
            ManualMonitor();
            CheckIfUnproductive();
            TickStatTimes();
        }