public void deleteCourseById(Scanner a_scan, Student s1) {
		for (int i = 0; i < test.getStudentList().size(); i++) {
			if (s1.equals(test.getStudentList().get(i))) {
				int a_courseId = scanInId(a_scan);
				Course a_course = findCourse(a_courseId, s1);

				if (a_course != null) {
					test.getStudentList().get(i).deleteCourse(a_course);
					System.out.println("Course: " + a_courseId
							+ " was deleted from: " + s1.toString());
				} else {
					System.out
							.println("Course may not exist in student record, or was incorrectly entered");
				}
			}
		}
	}