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) {
		b_accueil_over = newImage("images/b_accueil-over.gif");
		b_apropos_over = newImage("images/b_apropos-over.gif");
		b_contacteznous_over = newImage("images/b_contacteznous-over.gif");
		b_english_over = newImage("images/b_english-over.gif");
		b_services_over = newImage("images/b_services-over.gif");
		b_formulaires_over = newImage("images/b_formulaires-over.gif");
<!-- 		b_nouvelles_over = newImage("images/b_nouvelles-over.gif"); -->
		b_rencontrez_over = newImage("images/b_rencontrez-over.gif");
		b_liensutiles_over = newImage("images/b_liensutiles-over.gif");
		preloadFlag = true;
	}
}