Thanks to all, I´m glad that it is useful for you. Thanks for all suggestions.
Quote: 1) Allow the user to change the backdrop 2) Allow the user to Switch window mode or full screen mode Can you add these features on your next version?
Sure You´ll be able to load a texture, set a background colour or load a complete level
Cool, may it be, that there is a bug with transparency? I've set bright on then bright off and then my model was transparent. Also when I load another model. Only a restart sets the transparency off.