A javascript particle system.

demo: michaelnilsson.me/JS-Particle-System

the class hierarchy is as follows:

		     CanvasManager

			  |

	            ParticleSystem

	|		  |		 	|

ForceField             Particle               Emitter

main() initialized the simulation and is run on window.load

open index.html in a modern browser to start.

An external fps indicator is used.