res/anim/leftside_move_rightside.xml

<?xml version="1.0" encoding="utf-8"?>
<set
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:interpolator="@android:anim/linear_interpolator"
    android:fillAfter="true"
    android:fillEnabled="true"
    android:fillBefore="false">
    <translate
        android:duration="800"
        android:fromXDelta="0%p"
        android:toXDelta="31" >
    </translate>
</set>