private void MoneyTextBox_Leave(object sender, EventArgs e)
 {
     if (MoneyTextBox.Text == "")
     {
         MoneyCueText.Show();
     }
 }
 private void MoneyTextBox_Enter(object sender, EventArgs e)
 {
     if (MoneyTextBox.Text == "")
     {
         MoneyCueText.Hide();
     }
 }
 private void MoneyCueText_Click(object sender, EventArgs e)
 {
     if (MoneyTextBox.Text == "")
     {
         MoneyCueText.Hide();
         MoneyTextBox.Focus();
     }
 }