image1 = new Image();
image1.src = "images/pl/menu_strona_glowna_on.jpg";

image2 = new Image();
image2.src = "images/pl/menu_firma_on.jpg";

image3 = new Image();
image3.src = "images/pl/menu_uslugi_on.jpg";

image4 = new Image();
image4.src = "images/pl/menu_polityka_jakosci_on.jpg";

image5 = new Image();
image5.src = "images/pl/menu_zaufali_nam_on.jpg";

image6 = new Image();
image6.src = "images/pl/menu_kontakt.jpg";