If you ever used actionscript 3 then you probabely know that tween class does not work with anything other than simple numeric object properties. This is an issue sometimes becuase you might want to tween a function! or a property of a child object or even an string! There are plenty of third-party classes out there for extending the Tween class, but if you don't need all other features they offer and prefer to keep your swf's size small i must tell that there is solution , a rather easy one actually.
What we're doing to do is using dynamic objects,