import android.app.Activity; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.widget.Button; import android.view.View; import android.view.View.OnClickListener; public class MyAndroidAppActivity extends Activity { Button button; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); addListenerOnButton(); } public void addListenerOnButton() { button = (Button) findViewById(R.id.button1); button.setOnClickListener(new OnClickListener() { @Override public void onClick(View arg0) { Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://www.google.com")); startActivity(browserIntent); } }); } }