private void btnDangKy_Click(object sender, EventArgs e)
{
DangKy dangKy = new DangKy();
this.Hide();
dangKy.ShowDialog();
this.Close();
}
private void đổiMậtKhẩuToolStripMenuItem_Click(object sender, EventArgs e)
{
DangKy a = new DangKy();
a.ShowDialog();
}
private void iconButton1_Click(object sender, EventArgs e)
{
DangKy dk = new DangKy(true);
dk.ShowDialog();
}
