(The example project of adding admob ads in the use of Android, using the latest Google AdMobAdsSdk-4.3.1.jar, here I write a small example, which can be used for your reference. There are specific comments in it, and a listener has been added. This example runs well by itself. Note: If the project imports your myeclipse garbled code, it is our code is inconsistent. Go to the disk to find the source file directly, open it, copy it and paste it into your workspace file)