title: a security exception in silverlight
body: <p>when I want to access <strong>other website</strong> in silverlight. it throw the security exception. </p>
  
  <p>I look over the related forums, not find the right answer. please help me.</p>
  
  <p>following block is my code:</p>
  
  <pre><code>            RequestState re = new RequestState();
              HttpWebRequest request =(HttpWebRequest)WebRequestCreator.ClientHttp.Create(new Uri("http://www.baidu.com"));
              request.Method = "Get";
              re.request = request;
              request.BeginGetResponse(new AsyncCallback(RespCallback), re);
  </code></pre>