public User()
{
student = null;
professor = null;
doctor = null;
junior = null;
tutor = null;
secretary = null;
deptManager = null;
}
public void CreateJunior(/*string fname, string lname, string id, string address, string user, string pass, int numHours, string type*/)
{
junior = new Junior(/*fname, lname, id, address, user, pass, numHours, type*/);
}