How to create a function for mdi container
<p>How do I create a function for my following code so that i may not have to write the following whole code to make a form be used as MDICHILD Form.</p>

<pre><code>Students stu = null;
private void studentsToolStripMenuItem1_Click(object sender, EventArgs e)
{
  if (stu == null || stu.IsDisposed)
  {
    stu = new Students();
    stu.MdiParent = this;
    stu.Show();
  }
  else
  {
    stu.Activate();
  }
}
</code></pre>
