if(document.images)	{
    divingoff = new Image();
    divingoff.src = "gfx/menu_dive_inactive.jpg"
    divingon = new Image();
    divingon.src = "gfx/menu_dive_active.jpg";
    divingdown = new Image();
    divingdown.src = "gfx/menu_dive_active.jpg";

    museumoff = new Image();
    museumoff.src = "gfx/menu_museum_inactive.jpg"
    museumon = new Image();
    museumon.src = "gfx/menu_museum_active.jpg";
    museumdown = new Image();
    museumdown.src = "gfx/menu_museum_active.jpg";

    landoff = new Image();
    landoff.src = "gfx/menu_land_inactive.jpg"
    landon = new Image();
    landon.src = "gfx/menu_land_active.jpg";
    landdown = new Image();
    landdown.src = "gfx/menu_land_active.jpg";

    islandoff = new Image();
    islandoff.src = "gfx/menu_island_inactive.jpg"
    islandon = new Image();
    islandon.src = "gfx/menu_island_active.jpg";
    islanddown = new Image();
    islanddown.src = "gfx/menu_island_active.jpg";

    kayakoff = new Image();
    kayakoff.src = "gfx/menu_kayak_inactive.jpg"
    kayakon = new Image();
    kayakon.src = "gfx/menu_kayak_active.jpg";
    kayakdown = new Image();
    kayakdown.src = "gfx/menu_kayak_active.jpg";

    aboutoff = new Image();
    aboutoff.src = "gfx/button_us.jpg"
    abouton = new Image();
    abouton.src = "gfx/button_us_active.jpg";
    aboutdown = new Image();
    aboutdown.src = "gfx/button_us_active.jpg";

    facilityoff = new Image();
    facilityoff.src = "gfx/button_fac.jpg"
    facilityon = new Image();
    facilityon.src = "gfx/button_fac_active.jpg";
    facilitydown = new Image();
    facilitydown.src = "gfx/button_fac_active.jpg";

    palauoff = new Image();
    palauoff.src = "gfx/button_palau.jpg"
    palauon = new Image();
    palauon.src = "gfx/button_palau_active.jpg";
    palaudown = new Image();
    palaudown.src = "gfx/button_palau_active.jpg";

    publicationsoff = new Image();
    publicationsoff.src = "gfx/button_pub.jpg"
    publicationson = new Image();
    publicationson.src = "gfx/button_pub_active.jpg";
    publicationsdown = new Image();
    publicationsdown.src = "gfx/button_pub_active.jpg";

    eventsoff = new Image();
    eventsoff.src = "gfx/button_events.jpg"
    eventson = new Image();
    eventson.src = "gfx/button_events_active.jpg";
    eventsdown = new Image();
    eventsdown.src = "gfx/button_events_active.jpg";

    galleryoff = new Image();
    galleryoff.src = "gfx/button_gallery.jpg"
    galleryon = new Image();
    galleryon.src = "gfx/button_gallery_active.jpg";
    gallerydown = new Image();
    gallerydown.src = "gfx/button_gallery_active.jpg";

    fameoff = new Image();
    fameoff.src = "gfx/button_fame.jpg"
    fameon = new Image();
    fameon.src = "gfx/button_fame_active.jpg";
    famedown = new Image();
    famedown.src = "gfx/button_fame_active.jpg";

    bookoff = new Image();
    bookoff.src = "gfx/button_book.jpg"
    bookon = new Image();
    bookon.src = "gfx/button_book_active.jpg";
    bookdown = new Image();
    bookdown.src = "gfx/button_book_active.jpg";
}

function msover(imgName) {
    if (document.images) {
        imgOn = eval(imgName + "on.src");
        document [imgName].src = imgOn;
    }
}

function msdown(imgName) {
    if (document.images) {
        imgDown = eval(imgName + "down.src");
        document [imgName].src = imgDown;
    }
}

function msout(imgName) {
    if (document.images) {
        imgOff = eval(imgName + "off.src");
        document [imgName].src = imgOff;
    }
}