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) {
		larner_over = newImage("mapimgs/larner-over.jpg");
		serra_over = newImage("mapimgs/serra-over.jpg");
		diaz_over = newImage("mapimgs/diaz-over.jpg");
		balkenhol_over = newImage("mapimgs/balkenhol-over.jpg");
		mcmakin_over = newImage("mapimgs/mcmakin-over.jpg");
		isermann_over = newImage("mapimgs/isermann-over.jpg");
		marcopoulos_over = newImage("mapimgs/marcopoulos-over.jpg");
		lowe_over = newImage("mapimgs/lowe-over.jpg");
		fecteau_over = newImage("mapimgs/fecteau-over.jpg");
		borofsky_over = newImage("mapimgs/borofsky-over.jpg");
		preloadFlag = true;
	}
}


preloadImages();