* - \link script-hello Hello World in script \endlink
*
* - \link handle-body-idiom Handle – body idiom \endlink
* - \link script-hello Hello World in script \endlink
*
* - \link handle-body-idiom Handle – body idiom \endlink
* Actors and elements are contained in a scene graph which deals with input, layout and some animation
* it doesn't perform any drawing.
*
* Actors and elements are contained in a scene graph which deals with input, layout and some animation
* it doesn't perform any drawing.
*