image1 = new Image();
image1.src = "picts/01societa_ov.gif";
image2 = new Image();
image2.src = "picts/02navi_ov.gif";
image3 = new Image();
image3.src = "picts/03linea_ov.gif";
image4 = new Image();
image4.src = "picts/04porti_ov.gif";
image5 = new Image();
image5.src = "picts/05contatti_ov.gif";
image6 = new Image();
image6.src = "picts/menu_blu/01orari_ov.gif";
image7 = new Image();
image7.src = "picts/menu_blu/02prenota_ov.gif";
image8 = new Image();
image8.src = "picts/menu_blu/03passegg_ov.gif";
image9 = new Image();
image9.src = "picts/menu_blu/04merci_ov.gif";