A Danbury man has been arrested for allegedly threatening to shoot people and smashing a window at a new store on Backus Avenue on Tuesday.  Police say Tod Sparks, a painting contractor, had a dispute with the general contractor for the new Ocean State Job Lots store.  During the dispute, the 39-year old repeatedly threatened to shoot people and at one point smashed a window with a broomstick.  He was charged with criminal mischief, breach of peace, disorderly conduct and threatening. Sparks was not found to be in possession of firearms when he was arrested.