res/anim/horizontal_layer2_slide.xml

<?xml version="1.0" encoding="UTF-8"?>
<translate xmlns:android="http://schemas.android.com/apk/res/android"
		   android:interpolator="@android:anim/accelerate_decelerate_interpolator"
		   android:fromXDelta="0"
		   android:toXDelta="-280"
		   android:duration="6000" 
		   android:fillAfter="true"
		   android:startOffset="2000"/>