For everybody unlucky when searching and access to my blog with a "modest title". :D I don't do any thing to make it. But i'd like to introduce to you a fantastic tutorial about how to using layout in Android - the basic thing that every beginner have to learn. No need to speak alot. Here is the link:
http://mobile.tutsplus.com/tutorials/android/android-layout/
That's a famous page, but i hope this help to anyone haven't known about it.