amm_sdk_sample/res/layout/mm_preference_screen.xml

<?xml version="1.0" encoding="utf-8"?>
<ImageView
	xmlns:android="http://schemas.android.com/apk/res/android"
	android:layout_width="wrap_content"
	android:layout_height="wrap_content"
	android:layout_marginRight="2dip"
	android:layout_gravity="right|center_vertical"
	android:focusable="false"
	android:clickable="false"
	android:src="@drawable/mm_submenu" />