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) {
		id1511_04_over = newImage("../img/home/1511_04-over.jpg");
		id1511_05_over = newImage("../img/home/1511_05-over.jpg");
		id1511_07_over = newImage("../img/home/1511_07-over.jpg");
		id1511_08_over = newImage("../img/home/1511_08-over.jpg");
		id1511_13_over = newImage("../img/home/1511_13-over.jpg");
		id1511_14_over = newImage("../img/home/1511_14-over.jpg");
		id1511_15_over = newImage("../img/home/1511_15-over.jpg");
		id21_04_04_over = newImage("../img/iwant2/21-04_04_over.jpg");
		id22_05_05_over = newImage("../img/iwant2/22-05_05_over.jpg");
		id23_07_07_over = newImage("../img/iwant2/23-07_07_over.jpg");
		id24_08_08_over = newImage("../img/iwant2/24-08_08_over.jpg");
		id13_04_04_over = newImage("../img/reg/13-04_04_over.jpg");
		id14_05_05_over = newImage("../img/reg/14-05_05_over.jpg");
		id15_07_07_over = newImage("../img/reg/15-07_07_over.jpg");
		id16_08_08_over = newImage("../img/reg/16-08_08_over.jpg");
		id16_04_04_over = newImage("../img/thismonth/16-04_04_over.jpg");
		id17_05_05_over = newImage("../img/thismonth/17-05_05_over.jpg");
		id18_07_07_over = newImage("../img/thismonth/18-07_07_over.jpg");
		id19_08_08_over = newImage("../img/thismonth/19-08_08_over.jpg");
		preloadFlag = true;
	}
}