Developer's DescriptionBy MicrosoftGet an add-on for Visual Studio 2008 SP1 for developing Silverlight 2 applications.Microsoft Silverlight 2 Tools for Visual Studio 2008 SP1 is an add-on for Visual Studio 2008 SP1 to provide tooling for Microsoft Silverlight 2. It can be installed on top of either Visual Studio 2008 SP1 or Visual Web Developer 2008 Express with SP1, and it provides a Silverlight project system for developing Silverlight applications using C# or Visual Basic.