<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item
	    android:state_pressed="true"
	    android:drawable="@drawable/btn_check_on_pressed_holo_light"/>
	<item
	    android:drawable="@drawable/btn_check_on_holo_light"/>
</selector>