Learn step by step how you can enable animation on the Samsung Galaxy S II.
By turn on the animation when you switching screen windows, you can see it slowly fade out and fade in. Here's how to enable it:
1. Press The Home
button to go back to idle screen
2. Then press Menu
button.
3. Next tap on the Settings.

4. Then choose Display.

5. Select Animation.

6. Now you have the choice to select No animations, Some animations and All animation.

Now depending on what you choose your screen may animate partially or fully.