private void pictureBox3_Click(object sender, EventArgs e)
        {
            this.Hide();
            HR_Login HRlogin = new HR_Login();

            HRlogin.Show();
        }
        private void button2_Click(object sender, EventArgs e)
        {
            this.Hide();
            HR_Login gotologin = new HR_Login();

            gotologin.Show();
        }
        private void button2_Click(object sender, EventArgs e)
        {
            this.Hide();
            HR_Login hrlog = new HR_Login();

            hrlog.Show();
        }