title: setContentView(R.layout.main); error when start new project
body: <p>I'm just starting to develop with android, and a followed a tutorial on google to get everything set up. I'm using eclipse and I have both the android sdk and the eclipse plugin installed, but when I create a new Android Project, I get an error on this line from the start.</p>
  
  <p>my code :-</p>
  
  <pre><code>package khalid.app.fm;
  
  import android.app.Activity;
  import android.os.Bundle;
  import android.R.*;
  
  public class RadioBlancoFMActivity extends Activity {
      /** Called when the activity is first created. */
      @Override
      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.main);
      }
  }
  </code></pre>