if (document.images) {

img21on = new Image(); img21on.src = "../../../images/on/licence.jpg"; img21off = new Image(); img21off.src = "../../../images/off/licence.jpg";
img22on = new Image(); img22on.src = "../../../images/on/faqs.jpg"; img22off = new Image(); img22off.src = "../../../images/off/faqs.jpg";
img23on = new Image(); img23on.src = "../../../images/on/feedback.jpg"; img23off = new Image(); img23off.src = "../../../images/off/feedback.jpg";
img24on = new Image(); img24on.src = "../../../images/on/glossary.jpg"; img24off = new Image(); img24off.src = "../../../images/off/glossary.jpg";
img25on = new Image(); img25on.src = "../../../images/on/workshop.jpg"; img25off = new Image(); img25off.src = "../../../images/off/workshop.jpg";

img21Aon = new Image(); img21Aon.src = "../../../images/nav/ball_gold.jpg"; img21Aoff = new Image(); img21Aoff.src = "../../../images/nav/off.gif";
img22Aon = new Image(); img22Aon.src = "../../../images/nav/ball_gold.jpg"; img22Aoff = new Image(); img22Aoff.src = "../../../images/nav/off.gif";
img23Aon = new Image(); img23Aon.src = "../../../images/nav/ball_gold.jpg"; img23Aoff = new Image(); img23Aoff.src = "../../../images/nav/off.gif";
img24Aon = new Image(); img24Aon.src = "../../../images/nav/ball_gold.jpg"; img24Aoff = new Image(); img24Aoff.src = "../../../images/nav/off.gif";
img25Aon = new Image(); img25Aon.src = "../../../images/nav/ball_gold.jpg"; img25Aoff = new Image(); img25Aoff.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");
        }
}