title: Converting XElement into XmlNode
body: <p>I know there is no direct method of doing it but still..
  Can  we convert <code>XElement</code> element  into <code>XmlNode</code>.
  Options like <code>InnerText</code> and <code>InnerXml</code> are  <code>XmlNode</code> specific. </p>
  
  <p>so,if i want to use these options, what can be done to convert  <code>XElement</code> into <code>XmlNode</code> and  vice versa.</p>