A propagation and dispersion game - Inserting text

Made with ‪#‎javascript‬ ‪#‎HTML5‬ ‪#‎CS3‬ - Inserting text.
Click to create explosions. The balls that are trapped in the
blast of explosions are blown up. The explosion generated by
an explosion of level N has a level N+1. A N level explosion
brings N points to the player so the goal of the game is to
create the longest chain reactions to get the highest score.

More samples and useful functions here