if (document.images) {

imgLon = new Image(); imgLon.src = "../images/on/logo.jpg"; imgLoff = new Image(); imgLoff.src = "../images/off/logo.jpg";
imgIon = new Image(); imgIon.src = "../images/on/icon.jpg"; imgIoff = new Image(); imgIoff.src = "../images/off/icon.jpg";
imgCon = new Image(); imgCon.src = "../images/on/caribscape.gif"; imgCoff = new Image(); imgCoff.src = "../images/off/caribscape.gif";
imgBon = new Image(); imgBon.src = "../images/on/base.gif"; imgBoff = new Image(); imgBoff.src = "../images/off/base.gif";
imgTon = new Image(); imgTon.src = "../images/on/type_nad.gif"; imgToff = new Image(); imgToff.src = "../images/off/type.gif";

img1on = new Image(); img1on.src = "../images/on/aware.gif"; img1off = new Image(); img1off.src = "../images/off/aware.gif";
img2on = new Image(); img2on.src = "../images/on/service.gif"; img2off = new Image(); img2off.src = "../images/off/service.gif";
img3on = new Image(); img3on.src = "../images/on/research.gif"; img3off = new Image(); img3off.src = "../images/off/research.gif";
img4on = new Image(); img4on.src = "../images/on/project.gif"; img4off = new Image(); img4off.src = "../images/off/project.gif";
img5on = new Image(); img5on.src = "../images/on/linkage.gif"; img5off = new Image(); img5off.src = "../images/off/linkage.gif";
img6on = new Image(); img6on.src = "../images/on/about.gif"; img6off = new Image(); img6off.src = "../images/off/about.gif";
img7on = new Image(); img7on.src = "../images/on/forum.gif"; img7off = new Image(); img7off.src = "../images/off/forum.gif";
imgNon = new Image(); imgNon.src = "../images/on/news.gif"; imgNoff = new Image(); imgNoff.src = "../images/off/news.gif";
imgWon = new Image(); imgWon.src = "../images/on/webindex.gif"; imgWoff = new Image(); imgWoff.src = "../images/off/webindex.gif";
imgMon = new Image(); imgMon.src = "../images/on/contact.gif"; imgMoff = new Image(); imgMoff.src = "../images/off/contact.gif";

img1Aon = new Image(); img1Aon.src = "../images/nav/on.gif"; img1Aoff = new Image(); img1Aoff.src = "../images/nav/off.gif";
img2Aon = new Image(); img2Aon.src = "../images/nav/on.gif"; img2Aoff = new Image(); img2Aoff.src = "../images/nav/off.gif";
img3Aon = new Image(); img3Aon.src = "../images/nav/on.gif"; img3Aoff = new Image(); img3Aoff.src = "../images/nav/off.gif";
img4Aon = new Image(); img4Aon.src = "../images/nav/on.gif"; img4Aoff = new Image(); img4Aoff.src = "../images/nav/off.gif";
img5Aon = new Image(); img5Aon.src = "../images/nav/on.gif"; img5Aoff = new Image(); img5Aoff.src = "../images/nav/off.gif";
img6Aon = new Image(); img6Aon.src = "../images/nav/on.gif"; img6Aoff = new Image(); img6Aoff.src = "../images/nav/off.gif";
img7Aon = new Image(); img7Aon.src = "../images/nav/on.gif"; img7Aoff = new Image(); img7Aoff.src = "../images/nav/off.gif";
 imgNAon = new Image(); imgNAon.src = "../images/nav/on.gif"; imgNAoff = new Image(); imgNAoff.src = "../images/nav/off.gif";
imgWAon = new Image(); imgWAon.src = "../images/nav/on.gif"; imgWAoff = new Image(); imgWAoff.src = "../images/nav/off.gif";
imgMAon = new Image(); imgMAon.src = "../images/nav/on.gif"; imgMAoff = new Image(); imgMAoff.src = "../images/nav/off.gif";

        }

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

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