Je n'ai pas la la main sur le code HTML. Voilà des exemples de polygone : <area alt="Alerte1" shape="poly" coords="469,38,479,36,518,64,534,70,533,82,504,83,498,80,504,76,498,70,498,60,493,58,484,58,470,39" </area> <area alt="Alerte2" shape="poly" co...