flash - parent-child depth will change in actionscript

Question

Please have a look at this project, in this project I have two symbol, one of them create and add another symbol as child.

Child symbol is drawn over parent as I expected. Parent symbol has two frames. When parent goes to second frame, child symbol drawn under parent. I mean depth order will change. Can somebody help me!!?? Sorry for poor language.

Download link: https://drive.google.com/file/d/0B-KCX3wxRH-cOUk5YU1OUzNFN3M/view?usp=sharing

Answer 1

Yellow shape from the frame 1 move to the new layer.

Hide Layer 3 and go to the second frame.

Select and remove the yellow bitmap image.

Show Layer 3.

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Another solution:

Add next code after gotoAndStop(2);

swapChildren(btselect,getChildAt(numChildren - 1));