How to install OMNeT++ 4.1 in Windows Environment

How to install OMNeT++ 4.1 in Windows EnvironmentSteps to Install OMNeT++ 4.1 in windows,Step 1:Click the following link and download OMNeT++ along with MinGW (This is the 4.2 release of the OMNeT++ platform. This package is for Windows, and contains the MinGW C++ compiler.)http://www.omnetpp.org/omnetpp/doc_details/2240-omnet-42-win32-source--ide--mingw-zipStep 2:Unzip the file on any hard disc