Hey please add any links that may be important to this Andriod project. ( ex. a link to the Android SDK, a link to any useful API )
The Main Site for Android is located at:
http://code.google.com/android/
The Direct Site to download the Android SDK is located at:
http://code.google.com/android/download.html
Using the Eclipse plugin is probably the smartest way to go. They have instructions on the download page as to how to install the plugin.
On a slight tangent you should also install the svn plugin for eclipse. Information for this coming soon.
Hello Android! - good to check if your Android is working:
http://code.google.com/android/intro/hello-android.html