public void deleteCourseByName(Scanner a_scan, Student s1)
	{
		for (int i = 0; i < test.getStudentList().size(); i++) 
		{
			if (s1.equals(test.getStudentList().get(i))) 
			{
				System.out.println("Please input course name: ");
				String courseName = a_scan.next().toLowerCase();
				Course a_course = findCourse(courseName, s1);

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