... apparatus that formerly helped him move, bursts into song, proudly declaring, “I got no strings on me!” In Flash CS5, the authors suspect that you, too, will burst into song—but for the opposite ... runtime. The reason for the warning is that, although bones can be made interactive for the user, Flash requires that the boned symbols be movie clips when Type is set to Runtime. Fortunately, this ... chiropractor’s for a while and turn our attention to a rudimentary steam engine. 1. Open the SteamEngine.fla file from the Exercise folder for this chapter. The symbols are already in place for you....