private void button11_Click(object sender, EventArgs e)
{
FrmDonTuiDanhPhach f = new FrmDonTuiDanhPhach();
f.Show();
}
private void dồnTúiPháchToolStripMenuItem_Click(object sender, EventArgs e)
{
if (!CheckExitsFrom("FrmDonTuiDanhPhach"))
{
FrmDonTuiDanhPhach fm = new FrmDonTuiDanhPhach();
fm.MdiParent = this;
fm.Show();
}
else ActiveChildForm("FrmDonTuiDanhPhach");
}
private void btnDonTuiBaiThi_Click(object sender, EventArgs e)
{
FrmDonTuiDanhPhach f = new FrmDonTuiDanhPhach();
f.Show();
}