private void button5_Click(object sender, EventArgs e)
{
this.Hide();
Form ds = new cboLop();
ds.Show();
}
private void lvChucnang_DoubleClick(object sender, EventArgs e)
{
string ItemName = lvChucnang.SelectedItems[0].Text;
switch (ItemName.ToLower())
{
case "tiep nhan hoc sinh moi":
Form1 frm = new Form1();
frm.Show();
break;
case "tim kiem ho so hoc sinh":
cboLop ds = new cboLop();
ds.ShowDialog();
break;
}
this.Hide();
}