title: Convert DateTime To JSON DateTime
body: <p>I have a WebService which return DateTime Field. </p>
  
  <p>I get a result <code>/Date(1379048144000)/</code> but </p>
  
  <p>i want just <code>1379048144000</code> how can i achieve that.</p>
  
  <pre><code>[WebMethod]
  public DateTime GetServerDate()
  {
      return DateTime.Now;
  }
  </code></pre>
  
  <p>by setting Header Content-Type: application/json; charset=utf-8; i got a result like <code>/Date(1379048144000)/</code>.</p>