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) {
		baby_link_01_over = newImage("/lib/yhst-35014573989383/button01-on.gif");
		baby_link_02_over = newImage("/lib/yhst-35014573989383/button02-on.gif");
		baby_link_03_over = newImage("/lib/yhst-35014573989383/button03-on.gif");
		baby_link_04_over = newImage("/lib/yhst-35014573989383/button04-on.gif");
		baby_link_05_over = newImage("/lib/yhst-35014573989383/button05-on.gif");
		preloadFlag = true;
	}
}