Dear friends, I had windows 7 installed on my PC and already had Netbeans 6.9.1 installed. And according to the android official website, their is no such tutorial for us to develop via Netbeans. So, I am here for you people to support for the development on Android via Netbeans IDE. Now first the main problem is to chose SDK. The following steps works for all the type of OS(as I have tried on ubuntu too).
First download the SDk related to your OS from here: http://developer.android.com/sdk/index.html