[baron27]

событие itemClick.

private function treeClick(event:Event):void
{
	var target:Tree = Tree(event.target);
	
	if (!target.isItemOpen(Tree(event.target).selectedItem)) {
		target.expandItem(target.selectedItem, true, true,true);
		}
	else {
		target.expandItem(target.selectedItem, false, true,true);
	}

}