private void alumnoToolStripMenuItem_Click(object sender, EventArgs e)
{
frmAltaAlumno = new FrmAltaAlumno();
frmAltaAlumno.MdiParent = this;
frmAltaAlumno.Show();
datosAlumnoToolStripMenuItem.Enabled = true;
}
private void alumnosToolStripMenuItem_Click(object sender, EventArgs e)
{
FrmAltaAlumno alumnos = new FrmAltaAlumno();
alumnos.Show(this);
}