1 <alpha xmlns:android="http://schemas.android.com/apk/res/android" 2 android:interpolator="@android:anim/accelerate_interpolator" 3 android:fromAlpha="0.0" 4 android:toAlpha="1.0" 5 android:duration="5000" 6 android:startOffset="5000" 7 android:fillAfter="true"/>
