When you unlock the iPhone terminal, virtually nothing happens other than the fact that the LockScreen disappears then appears instantly (or a little fade effect) SpringBoard site or any other application that was open before the phone is blocked.
As you can see in the demonstration made by the guys at IDB , tweak your offers no fewer than 24 such animations that can be exchanged so fast that you will not need to respring.
Animation that gives us tweak the UnlockFX are very interesting, and this utility is that they need people who want to change something in May to their iPhone, this course if you were bored, at least for a while what the IOS offers from Apple. The price however is a bit high, that is $ 1.99. UnlockFX can be found in the BigBoss repo and is compatible only with iOS 5.x.