i did mine simply with some gradients and the outline i did a frosted glass filter on the picture looks different because the picture is supposed to be frozen fire soo it has red under it .
I mean like an ice cube like this
but not 3d and a bit more frosty
I got this http://img135.imageshack.us/img135/6016/fireiv2.png
its ok but still any other ideas would be apreciated