private void btnDoiMatKhau_Click(object sender, EventArgs e)
{
fDoiMatKhau dmk = new fDoiMatKhau();
dmk.Text = this.Text;
dmk.ShowDialog();
}
private void btnDoiMatKhau_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
fDoiMatKhau doi = new fDoiMatKhau();
doi.ShowDialog();
}