private void button2_Click(object sender, EventArgs e) //显示所有信息
{
this.Hide();
sForm3_allmes f3 = new sForm3_allmes();
Stall stall = new Stall();
DataSet ds = new DataSet();
ds = stall.selectStall();
f3.Form3ShowShall(ds);
f3.ShowDialog();
this.Close();
}
