code: function script_executed(registry_item) {
  		registry_item.ready = registry_item.finished = true;
  		for (var i=0; i<registry_item.finished_listeners.length; i++) {
  			registry_item.finished_listeners[i]();
  		}
  		registry_item.ready_listeners = [];
  		registry_item.finished_listeners = [];
  	}
docs: script executed handler