xampp-win32-1.7.4-VC6.zipfile has completed downloading, right-click on it and select Extract All..., enter
C:\as the destination, and click on Extract. Note that the extraction process will take a few minutes.
WAMP (http://www.wampserver.com/en/) is also a good choice for setting up an AMP stack on Windows.
C:\xamppdirectory, and double-click on the