Slight migration issue, onStart?

I have an xml gallery I’ve been converting into as3. There is a loop that creates a movie clip to load the image into and add that movie clip into an array. In AS2 I had a listener.onStart option which gave the correct order of images as they were in the xml into the array and the rest was passed onto listener.onInit. In as3 I only see Event.INIT. Is there some way to get a similar onStart option? Init for some reason is filling the array in reverse(which is the same in as2) :[