Introduction - If you have any usage issues, please Google them yourself
Before you do this effect about the Flint: Flint is a particle system based on the open source AS3.0 class library, in the case of all the code does not require full contact with their own coding style to easily extend it currently only AS3.0-based version. First, about the rise to the top of the screen based on the principle of Flint create fireworks effects, the effect from the bottom of the screen, and then falling in the bottom of the screen. Every little point up the fireworks are particle systems in a particle.