Passer d'une vue à une autre

j'ai réalisé une application qui contient en première plan un bouton lorsque l'utilisateur clique sur le bouton il affiche le map (deuxième vue) mais il se bloque (j'ai modifier la deuxième vue pour affiche un simple text il marche)

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package mon.apop;
 
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
 
public class VerificationActivity extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        Button b=(Button)findViewById(R.id.b);
        b.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
            	 Intent intent = new Intent(VerificationActivity.this,map.class);
    			startActivityForResult(intent,5);
            }
        });
    }
}

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package mon.apop;
 
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.view.KeyEvent;
import android.widget.Toast;
 
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapActivity;
import com.google.android.maps.MapController;
import com.google.android.maps.MapView;
import com.google.android.maps.MyLocationOverlay;
 
public class map extends MapActivity implements LocationListener {
 
    private MapView mapView = null;
    private LocationManager lm = null;
    private double lat = 0;
    private double lng = 0;
    private MapController mc = null;
    private MyLocationOverlay myLocation = null;
 
    @Override
    public void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	setContentView(R.layout.main);
	mapView = (MapView) this.findViewById(R.id.mapView);
	mapView.setBuiltInZoomControls(true);
 
	lm = (LocationManager) this.getSystemService(LOCATION_SERVICE);
	lm.requestLocationUpdates(LocationManager.GPS_PROVIDER, 10000, 0, this);
	lm.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, 10000, 0,
		this);
 
	mc = mapView.getController();
	mc.setZoom(15);
 
	myLocation = new MyLocationOverlay(getApplicationContext(), mapView);
	myLocation.runOnFirstFix(new Runnable() {
	    public void run() {
		mc.animateTo(myLocation.getMyLocation());
		mc.setZoom(17);
	    }
	});
	mapView.getOverlays().add(myLocation);
	myLocation.enableMyLocation();
    }
 
    @Override
    protected void onResume() {
	super.onResume();
	myLocation.enableMyLocation();
	myLocation.enableCompass();
    }
 
    @Override
    protected boolean isRouteDisplayed() {
	return false;
    }
 
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
	if (keyCode == KeyEvent.KEYCODE_S) {
	    mapView.setSatellite(!mapView.isSatellite());
	    return true;
	}
	return super.onKeyDown(keyCode, event);
    }
 
    @Override
    public void onLocationChanged(Location location) {
	lat = location.getLatitude();
	lng = location.getLongitude();
	Toast.makeText(
		getBaseContext(),
		"Location change to : Latitude = " + lat + " Longitude = "
			+ lng, Toast.LENGTH_SHORT).show();
	GeoPoint p = new GeoPoint((int) (lat * 1E6), (int) (lng * 1E6));
	mc.animateTo(p);
	mc.setCenter(p);
    }
 
    @Override
    public void onProviderDisabled(String provider) {
    }
 
    @Override
    public void onProviderEnabled(String provider) {
    }
 
    @Override
    public void onStatusChanged(String provider, int status, Bundle extras) {
    }
}

fichier manifest:

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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="mon.apop"
    android:versionCode="1"
    android:versionName="1.0" >
 
    <uses-sdk android:minSdkVersion="8" />
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
    <uses-permission android:name="android.permission.ACCESS_GPS" />
    <uses-permission android:name="android.permission.LOCATION" />
    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <activity
            android:name=".VerificationActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
 
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity android:name=".map"
                   android:label="@string/app_name1" >
        </activity>
    </application>
 
</manifest>

Merci d'avance pour votre aide.