title: Admob ads not displayed on android 1.6
body: <p>i have an app that runs perfectly on android 1.6+, but admob ads are not displayed only in 1.6 version.</p>
  
  <pre><code>&lt;activity android:name="com.google.ads.AdActivity"  
        android:configChanges="keyboard|keyboardHidden|orientation|screenLayout|uiMode|screenSize|smallestScreenSize"/&gt;
  </code></pre>
  
  <p>Project build target: android 3.2</p>
  
  <p>I've tried many options without any success.</p>