protected virtual void DaysToTeach_button_Click(object sender, EventArgs e)
{
ChooseDaysToTeach_Form form = new ChooseDaysToTeach_Form(ref emp);
this.Hide();
form.FormClosed += new FormClosedEventHandler(FormClosedHandling);
form.ShowDialog();
}
protected override void DaysToTeach_button_Click(object sender, EventArgs e)
{
EmpInterface emp = this.lecturer;
ChooseDaysToTeach_Form form = new ChooseDaysToTeach_Form(ref emp);
this.Hide();
form.FormClosed += new FormClosedEventHandler(FormClosedHandling);
form.ShowDialog();
}