http://stackoverflow.com/questions/9204573/phonegap-splash-screen-for-android-not-stretched-or-9patch
http://javapapers.com/android/android-splash-screen/
http://www.onlymobilepro.com/2013/01/16/android-beginner-creating-splash-screen/
制作android/cordova splash screen
原文：http://my.oschina.net/uniquejava/blog/523303