projet_off = new Image (273,64);
projet_off.src="/img/en/projet-off.png";
projet_on = new Image (273,64);
projet_on.src="/img/en/projet-on.png";
terrain_off = new Image (334,64);
terrain_off.src="/img/en/terrain-off.png";
terrain_on = new Image (334,64);
terrain_on.src="/img/en/terrain-on.png";
galerie_off = new Image (272,64);
galerie_off.src="/img/en/galerie-off.png";
galerie_on = new Image (272,64);
galerie_on.src="/img/en/galerie-on.png";