HEGII.ss.mes.pda/res/drawable/imageselect_selector.xml

<?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/tongji9"/>
    <item  
        android:state_pressed="false"
        android:drawable="@drawable/tongji"/>
                                                                                                                                                         
</selector>