anchor.diff:                  appendXaml <| "\n" + depthTab + "<phone:WebBrowser x:Name=\"" + name + "\" IsScriptEnabled=\"True\" Height=\"763\" Width=\"475\" />"
                   appendConstructor <| "\n" + name + ".Navigate(new Uri(\"" + (tryGetAttribute name "url") + "\", UriKind.RelativeOrAbsolute));"
               | "Map" ->
  +                if not (references.ContainsKey("mapsReferences")) then
  +                    append referencesBuilder <| "\n<Reference Include=\"Microsoft.Phone.Controls.Maps, Version=7.0.0.0, Culture=neutral, PublicKeyToken=24eec0d8c86cda1e, processorArchitecture=MSIL\" />
  +<Reference Include=\"System.Device\" />
  +<Reference Include=\"System.Servicemodel\" />"
  +                    references.Add("mapsReferences", referencesBuilder.ToString())
  +                if not (xmlns.ContainsKey("mapsXmlns")) then
  +                    append xmlnsBuilder <| "\nxmlns:maps=\"clr-namespace:Microsoft.Phone.Controls.Maps;assembly=Microsoft.Phone.Controls.Maps\""
  +                    xmlns.Add("mapsXmlns", xmlnsBuilder.ToString())
  +                if not (usings.ContainsKey("mapsUsings")) then
  +                    append usingsBuilder <| "\nusing Microsoft.Phone.Controls.Maps;
  +using System.Device.Location;"
  +                    usings.Add("mapsUsings", usingsBuilder.ToString())
                   let name = tryGetAttribute name "id"
                   appendXaml <| "\n" + depthTab + "<maps:Map Name=\"" + name + "\" HorizontalAlignment=\"Stretch\" VerticalAlignment=\"Stretch\"
               ScaleVisibility=\"Visible\"
  
positive.code: }"
              | "form" ->
                  if reader.NodeType = XmlNodeType.EndElement then
                      appendXaml <| "\n</phone:PhoneApplicationPage>"
                      writeToFile (path + "\\" + fileName + ".xaml") <| newXaml.ToString()
                      newXaml.Clear() |> ignore
  
negative.code:     SupportedOrientations=\"Portrait\" Orientation=\"Portrait\"
      shell:SystemTray.IsVisible=\"True\">\n")
  
                      appendCs <| "\nnamespace " + projectName + "
  {
  public partial class " + fileName + ": PhoneApplicationPage
  {\n"
  