csharp/csproj_templates/SL40.csproj

<Project ToolsVersion="4.0" DefaultTargets="Build" 
         xmlns="http://schemas.microsoft.com/developer/msbuild/2003"
         xmlns:cs="urn:schemas-csharp-project:template">
  <PropertyGroup>
    <EnvironmentFlavor>SILVERLIGHT</EnvironmentFlavor>
    <EnvironmentTemplate>SL40</EnvironmentTemplate>
    <ProjectTypeGuids>{A1591282-1198-4647-A2B1-27E5FF5F6F3B};{fae04ec0-301f-11d3-bf4b-00c04f79efbc}</ProjectTypeGuids>
    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
    <SilverlightApplication>false</SilverlightApplication>
    <ValidateXaml>false</ValidateXaml>
    <ThrowErrorsInValidation>false</ThrowErrorsInValidation>
    <SilverlightVersion>$(TargetFrameworkVersion)</SilverlightVersion>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
    <OutputPath>bin\SL40\Debug</OutputPath>
    <IntermediateOutputPath>obj\SL40\Debug\</IntermediateOutputPath>
    <DefineConstants>$(DefineConstants);NOSERIALIZABLE;NOSORTEDLIST</DefineConstants>
    <NoConfig>true</NoConfig>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
    <OutputPath>bin\SL40\Release</OutputPath>
    <IntermediateOutputPath>obj\SL40\Release\</IntermediateOutputPath>
    <DefineConstants>$(DefineConstants);NOSERIALIZABLE;NOSORTEDLIST</DefineConstants>
    <NoConfig>true</NoConfig>
  </PropertyGroup>
  <ItemGroup>
    <Reference Include="System.Core" />
  </ItemGroup>
  <!-- Preprocess include of silverlight testing -->
  <cs:Import Project="SLTest.targets" cs:Precondition=" '$(EnvironmentProjectType)' == 'TEST' " />
  <Import Project="$(MSBuildExtensionsPath32)\Microsoft\Silverlight\$(SilverlightVersion)\Microsoft.Silverlight.CSharp.targets" />
  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
       Other similar extension points exist, see Microsoft.Common.targets.
  <Target Name="BeforeBuild">
  </Target>
  <Target Name="AfterBuild">
  </Target>
  -->
  <ProjectExtensions>
    <VisualStudio>
      <FlavorProperties GUID="{A1591282-1198-4647-A2B1-27E5FF5F6F3B}">
        <SilverlightProjectProperties>
          <StartAction>OfflineApplication</StartAction>
        </SilverlightProjectProperties>
      </FlavorProperties>
    </VisualStudio>
  </ProjectExtensions>
</Project>