import mx.core.IVisualElement;
import spark.components.supportClasses.GroupBase;
private var currentIndex:int = 0;
private function swapDepths():void
{
var layoutTarget:GroupBase = bLayout.target;
var element:IVisualElement;
for( var i:int = 0; i < layoutTarget.numElements; i++ )
{
element = layoutTarget.getElementAt( i ) as IVisualElement;
element.depth = i;
}
}