In this book, we are going to deal with Silverlight 5. The tool that Microsoft recommends for development is Visual Studio 2010. Therefore, we will have to install the following software:
Visual Studio 2010 (if you do not have a commercial license, you can download the express version available at http://www.microsoft.com/express/downloads/#2010-Visual-CS)
Visual Studio 2010 SP1 at http://www.microsoft.com/download/en/details.aspx?id=23691
Microsoft Silverlight 5 Tools for Visual Studio 2010 at http://www.microsoft.com/download/en/details.aspx?id=23887
All of these individual links are available at http://www.silverlight.NET/getstarted/.