http://www.raymond.cc/blog/archives/2009/08/18/easily-install-all-versions-of-net-framework-plus-hotfixes-with-aio-runtimes/zh_TW/
http://www.ghacks.net/2009/11/07/install-missing-runtimes-with-all-in-one-runtime/
Install Missing Runtimes With All In One Runtime
