Problem to MouseEvent Listener

Hey

Guys

I have a problem for firing MouseEvent.MOUSE_OVER event.

Here is the Case

I have three layer

first layer have circle_mc,and other

second layer have big movie clip which have a border for the circle_mc, and other

with instance name border_mc,

and my code is here

circle_mc.addEventListener(MouseEvent.CLICK, movieC);

function movieC(evt:MouseEvent):void

{

trace("MovieClip is Clicked);

}

but it does not work,

Please help me to solve this.

thanks