anchor.diff:    login_form()
     {
       content = new Element.html("<div>Loading Login Form</div>");
  -    String uuid = "";
  +    String uuid = "511aca9452c650.25872024";
  +    document.window.alert(document.cookie);
       // for (int i = 0; i < HttpRequest.cookies.length; ++i)
       //   {
       //     Cookie current = HttpRequest.cookies[i];
  
positive.code:       {
          create_form(null);
        } else {
        HttpRequest.request("get_login_details.php?uuid=${uuid}").then(create_form);
      }
    }
    
    void create_form(HttpRequest req)
    {
      Map parsed_user_details;
      try {
        parsed_user_details = JSON.parse(req.responseText);
      } on Exception catch (ex) {
        document.window.alert(ex.toString());
      }
    }
  }
  
negative.code: import 'dart:html';
  import 'dart:json';
  
  void get_string(String address, String url_data, callback)
  {
    HttpRequest request = new HttpRequest();
    
    request.on.load.add((Event event) {
      callback(request.responseText);
    });
    
    // POST the data to the server
    request.open("POST", address, true);
    request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    request.send(url_data); // perform the async POST
  }
  
  class login_form
  {
  