title: Correct use of the additionalHeaders in webbrowser.navigate on Windows Phone
body: <p>Hey I'm trying to add additional header to webbrowser.natigate on windows phone but i keep getting an error and don't know what I'm writhing wrong.</p>
  
  <p>I use: </p>
  
  <pre><code>string additionalHeaders = "Origin: http://webpage.com"; 
  webBrowser2.Navigate(new Uri(m.ToString(), UriKind.RelativeOrAbsolute),,additionalHeaders);
  </code></pre>
  
  <p>but I get an argument missing do I have to also define a Postdata as the 2 argument? 
  It is on windows Phone the navigate take 3 arguments. <a href="http://msdn.microsoft.com/en-us/library/windowsphone/develop/ff626636%28v=vs.105%29.aspx?cs-save-lang=1&amp;cs-lang=csharp#code-snippet-1" rel="nofollow">info snippet</a></p>