the title screen features a shadowy (but different!!) 3d model of lugia swimming through the sea , where the camera pans to different angles around it, like final release top screen has the japanese Pocket Monsters logo with the "silver" subtitle under it (シルバー). I guess they might not have-

decided on the extended names heartgold & soulsilver yet by this stage in development? anyway more excitingly, there's a totally different title theme song!! afaik this song has never been heard by the public - it sounds pretty finished too!!!