public void setStartTime(int hr, int min) {
        if (hr < 24 && hr >= 0) {
            if (hr < tEnd[0]) {
                this.tStart[0] = hr;
            } else {
                this.tStart[0] = hr;
                this.tEnd[0] = tStart[0] + 1;
            }
        }

        if (min < 60 && min >= 0) {
            this.tStart[1] = min;
        }

        super.updateDate = new Date();
    }