an applet that will rolling.

Download this demo and try it freely!

Please embed the following codes in your web pages:

<applet width="177" height="165" 
code="fireApplet.class" align="top">
<param name="background" value="000000">
<param name="convergence" value="0.9">
an applet that will rolling.
</applet>

You can set the color of the sky but it is more romantic watching fire in the night; you can set the spray angle of the fire too.

param background: "rrggbb".
param convergence: float number.