1 <?xml version="1.0" encoding="UTF-8"?>

     2 <layers >

     3 	<visual>

     4 		<param name="opacity" type="anim">

     5 			<style>linear</style>

     6 			<duration>1.0</duration>

     7 			<keyframe at="0.5">0.0</keyframe>

     8 			<keyframe at="1.0">1.0</keyframe>

     9 		</param>

    10 	</visual>

    11 </layers>

    12