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) {
		accueil_over = newImage("/images/accueil_over.gif");
		services_over = newImage("/images/services_over.gif");
		soutien_over = newImage("/images/soutien_over.gif");
		membres_over = newImage("/images/membres_over.gif");
		webmail_over = newImage("/images/webmail_over.gif");
		contactfr_over = newImage("/images/contactfr_over.gif");
		english_over = newImage("/images/english_over.gif");
    preloadFlag = true;
	}
}