if(document.images){
img4 = new Image();img4.src = "/Files/Navigation/../System/acn/images/icons/icon_home.png";img4Over = new Image();img4Over.src = "/Files/Navigation/../System/acn/images/icons/icon_home_ov.png";
img5 = new Image();img5.src = "/Files/Navigation/../System/acn/images/icons/icon_contact.png";img5Over = new Image();img5Over.src = "/Files/Navigation/../System/acn/images/icons/icon_contact_ov.png";
img6 = new Image();img6.src = "/Files/Navigation/../System/acn/images/icons/icon_sitemap.png";img6Over = new Image();img6Over.src = "/Files/Navigation/../System/acn/images/icons/icon_sitemap_ov.png";

}