Please download Visual C++ 2008 Express Edition from http://www.microsoft.com/express/downloads/#2008-Visual-CPP.To install Visual C++ 2008 Express Edition on Windows 7, please follow these steps:
1. Check whether you have turned on the windows feature of .NET Framework 3.5.1.
Please go to Control Panel -> Programs and Features -> Turn Windows features on or off -> Check the box next to Microsoft .NET Framework 3.5.1.