I'm glad to inform that we've got more than 380K downloads. As aiMinesweeper becomes so popular, we've decided to publish skin guide and small tutorial to help you create your own skins for this amazing game. We are eager to see your own game customizations. The most active and creative skin-writers will receive special bonus offers and awards from us.
Documentations and sources you can be found here: http://code.google.com/p/aiminesweeperskin/ in Downloads section.
Founded in aiMinesweeper Developer blog http://aiminesweeper.blogspot.com/