Bring to front any DisplayObject AS3

bringToFront.as

function bringToFront(obj:DisplayObject):void
{
	var pos:Number = this.getChildIndex(obj);
	
	while(pos < this.numChildren - 1)
	{
		var next:DisplayObject = this.getChildAt(pos + 1) as DisplayObject;
		this.swapChildren(obj, next);
		pos = this.getChildIndex(obj);
	}
}