I thought exploding_suns.js was a bit too random in color, so I 've been changing colors, sizes, rates and such.
I have two new nice versions that are more aimed towards specific themes.
Bubbling Lava and Plasma Explosion.

Hope somebody likes these.

I thought there was too little colors in the snowstorm.js, so I've tampered a bit with it. :) Here's the result. If anyone figures out how to center the rotation successfully in this js I'd like to see it. I did a different effect instead which works pretty well. Hoping somebody will have fun with ...