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) {
		btn_propos_over = newImage("images/btn_propos-over.gif");
		btn_services_over = newImage("images/btn_services-over.gif");
		btn_produits_over = newImage("images/btn_produits-over.gif");
		btn_nouveautes_over = newImage("images/btn_nouveautes-over.gif");
		btn_boutiques_over = newImage("images/btn_boutiques-over.gif");
		menu_enca_over = newImage("images/menu_enca-over.gif");
		menu_trans_over = newImage("images/menu_trans-over.gif");
		menu_lam_over = newImage("images/menu_lam-over.gif");
		menu_aff_over = newImage("images/menu_aff-over.gif");
		menu_edition_over = newImage("images/menu_edition-over.gif");
		menu_objetss_over = newImage("images/menu_objetss-over.gif");
		menu_papeterie_over = newImage("images/menu_papeterie-over.gif");
		btn_BoutiquesLeftSide_over = newImage("images/btn_BoutiquesLeftSide-over.gif");
		Btn_HeuresOuverture_over = newImage("images/Btn_HeuresOuverture-over.gif");
		preloadFlag = true;
	}
}