startCourseHourJcb.setSelectedIndex((start/4)+8);
startCourseHourJcb.setSelectedIndex((start/4)+8 - FIRST_HOUR);
    public void setStartHour(int start){    	startCourseHourJcb.setSelectedIndex((start/4)+8);    	startCourseMinuteJcb.setSelectedIndex((start%4));    }