private static void loadStudentFromFile(final String student) throws IOException {
		final Scanner in = new Scanner(new File(student));
		int count = 0;
		while(in.hasNext()) {
			final String line = in.nextLine();
			final String[] parts = line.split("\t");
			if (parts.length != 2) continue;
			final String studentId = parts[0];
			final String name = parts[1];
			final Student stu = new Student(studentId, name);
			students.put(stu.getId(), stu);
			count++;
		}
		in.close();
	}