private void button2_Click(object sender, EventArgs e)
{
ud04_pract1 Reset = new ud04_pract1();
Reset.Show();
this.Dispose(false);
}
private void práctica1ToolStripMenuItem_Click(object sender, EventArgs e)
{
Form childForm = new ud04_pract1();
childForm.MdiParent = this;
childForm.Text = "Ventana " + childFormNumber++;
childForm.Show();
}