<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
    <item android:state_checked="true" android:drawable="@drawable/qa_single_select">
    </item>

    <item android:state_checked="false" android:drawable="@drawable/qa_single_deselect">
    </item>

</selector>