private void FormInsertToolStripMenuItem_Click(object sender, EventArgs e)
 {
     using (FormEmployee f = new FormEmployee())
     {
         f.ShowDialog();
     }
 }
        private void EmployeeToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (!EmployeesLV.IsSelected())
            {
                MessageBox.Show("Оберіть працівника");
                return;
            }

            OpenOtherFormWithImage();

            using (FormEmployee f = new FormEmployee(EmployeesLV.GetSelectedID()))
            {
                f.ShowDialog();
            }

            OpenOtherFormWithImage(false);
        }