public void UpdateFocusTab(FormCollection form)
{
var session = (StudentLogin)Session[CommonConstants.STUDENT_SESSION];
var id_student = session.id_student;
var id_thread = studentDao.getTesting(id_student);
studentDao.UpdateLastLogin(id_student, GetIPAddress(), GetUserEnvironment());
int focus = Convert.ToInt32(form["focustab"]);
if (focus < 0)
{
focus = 0;
}
studentDao.UpdateFocusTab(focus, id_student, id_thread);
}