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) {
		balsam_home__21_over = newImage("images/balsam-home-_21-over.gif");
		balsam_home__22_over = newImage("images/balsam-home-_22-over.gif");
		balsam_home__23_over = newImage("images/balsam-home-_23-over.gif");
		balsam_home__24_over = newImage("images/balsam-home-_24-over.gif");
		preloadFlag = true;
	}
}