title: special chars in XML
body: <p>I want to parse the following XML</p>
  
  <pre><code>XmlElement costCenterElement2 = doc.CreateElement("CostCenter");
  costCenterElement2.InnerXml =
      "&lt;CostCenterNumber&gt;2&lt;/CostCenterNumber&gt; &lt;CostCenter&gt;" +
      "G&amp;A: Fin &amp; Acctng" +
      "&lt;/CostCenter&gt;";
  </code></pre>
  
  <p>but I found XML Exception</p>
  
  <blockquote>
    <p>An error occurred while parsing EntityName.</p>
  </blockquote>