<?xml version="1.0" encoding="UTF-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android"> 
    <item 
          android:state_enabled="true"
          android:state_checked="true"
          android:drawable="@drawable/sex_checked" /> 
    <item              
          android:state_enabled="true"    
          android:state_checked="false"
          android:drawable="@drawable/sex_unchecked" /> 
</selector>