private void btnKhoahoc_Click(object sender, EventArgs e)
{
if (!CheckForm("course"))
{
frmKhoahoc khoaHoc = new frmKhoahoc();
khoaHoc.MdiParent = this;
pnlThongtin.Controls.Add(khoaHoc);
khoaHoc.Show();
}
}
private void button6_Click(object sender, EventArgs e)
{
if (!CheckForm("course"))
{
frmKhoahoc c = new frmKhoahoc();
c.MdiParent = this;
c.Show();
c.Location = new System.Drawing.Point(137, 0);
}
}
