function newImage(arg) {
    if (document.images) {
        rslt = new Image();
        rslt.src = arg;
        return rslt;
    }
}

function changeImages() {
    if (document.images && (preloadFlag == true)) {
        for (var i=0; i<changeImages.arguments.length; i+=2) {
            document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
        }
    }
}

var preloadFlag = false;

function preloadImages() {
    if (document.images) {
        innertoplink1_over = newImage("../images/inner-teachers-over.jpg");
        innertoplink2_over = newImage("../images/inner-parents-over.jpg");
        innertoplink3_over = newImage("../images/inner-directors-over.jpg");
        innertoplink4_over = newImage("../images/inner-partners-over.jpg");
        innerleftlink0_over = newImage("../images/inner-home-over.jpg");
        innerleftlink1_over = newImage("../images/inner-about-over.jpg");
        innerleftlink2_over = newImage("../images/inner-career-over.jpg");
        innerleftlink3_over = newImage("../images/inner-events-over.jpg");
        innerleftlink4_over = newImage("../images/inner-news-over.jpg");
        innerleftlink5_over = newImage("../images/inner-faq-over.jpg");
        preloadFlag = true;
    }
}