private void NPasswordTextBox2_Enter(object sender, EventArgs e)
 {
     if (NPasswordTextBox2.Text == "")
     {
         NPasswordCueText2.Hide();
     }
 }
 private void NPasswordTextBox2_Leave(object sender, EventArgs e)
 {
     if (NPasswordTextBox2.Text == "")
     {
         NPasswordCueText2.Show();
     }
 }
 private void NPasswordCueText2_Click(object sender, EventArgs e)
 {
     if (NPasswordTextBox2.Text == "")
     {
         NPasswordCueText2.Hide();
         NPasswordTextBox2.Focus();
     }
 }