Detect animation end when drag all sprite to Hierarchy view

I use unity3d 4.5.1,

To create animation, i dragged all necessary sprite to Hierarchy view and save animation,

How can i detect the animation end or which frame animating,

I really need help for this, it urgent,

Thanks,

You Can Add Event in Animation…

http://docs.unity3d.com/Manual/animeditor-AnimationEvents.html