how to apply the invert matte in the Glow FX to add an 'explosive' effect

Eddie of Fwak has just posted a step by step tip how to apply the invert matte in the Glow FX to add an ‘explosive’ effect.

http://toonboombastic.blogspot.com/2010/04/invert-matte-step-by-step.html

do you have a good sample output? I am asking because I’ve not found a way to export 1 bitmap that retains the glow affect. Can you do this?