private void EmailTB_Validating(object sender, CancelEventArgs e)
{
string Email = EmailTB.Text.Trim();
if (string.IsNullOrEmpty(Email))
{
EmailErr.SetError(EmailTB, "You have to enter an email");
e.Cancel = true;
}
}
private void EmailTB_Validated(object sender, EventArgs e)
{
EmailErr.Clear();
}
