if (document.images) {
nav_vsf = new Image(); nav_vsf.src = "/images/nav_vsf.gif";
nav_vsf_a = new Image(); nav_vsf_a.src = "/images/nav_vsf_a.gif";
nav_vgs = new Image(); nav_vgs.src = "/images/nav_vgs.gif";
nav_vgs_a = new Image(); nav_vgs_a.src = "/images/nav_vgs_a.gif";
nav_ksggv = new Image(); nav_ksggv.src = "/images/nav_ksggv.gif";
nav_ksggv_a = new Image(); nav_ksggv_a.src = "/images/nav_ksggv_a.gif";
printer1 = new Image(); printer1.src = "/images/de/icon_print2.gif";
printer1_a = new Image(); printer1_a.src = "/images/de/icon_print2a.gif";
printer2 = new Image(); printer2.src = "/images/fr/icon_print2.gif";
printer2_a = new Image(); printer2_a.src = "/images/fr/icon_print2a.gif";
}
function chgImg(imgName, newSrc) {
    var objImg = getImg(document, imgName);
    if (objImg) {
         eval('objImg.src = ' + newSrc + '.src');
    }

function getImg(doc, name) {
    var tmpImg = false;
    if (doc.images) tmpImg = doc.images[name];
    if (tmpImg) return tmpImg;
    if (doc.layers) {
        for (i = 0; i < doc.layers.length; i++) {
            tmpImg = getImg(doc.layers[i].document, name);
            if (tmpImg) return (tmpImg);
        }
    }
    return (false);
}
}