title: How to find toolstripmenuItem with name
body: <p>I have set visible property of my menuStrip1 items to false as </p>
  
  <pre><code>foreach (ToolStripMenuItem itm in menuStrip1.Items)
  {
      itm.Visible = false;
  }
  </code></pre>
  
  <p>Now I know the Names of <code>toolStripMenuItem and dropDownItem</code> of the menustrip1. How to can I activate the required <code>toolStripMenuItem and dropDownItem</code>.</p>
  
  <p>I have </p>
  
  <pre><code>string mnItm = "SalesToolStripMenuItem";
  string ddItm = "invoiceToolStripMenuItem";
  </code></pre>
  
  <p>Now I want to set visible true to these two(<code>toolStripMenuItem and dropDownItem</code>) items. How can I do that? I know those names only.</p>