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) {
		start_01_start_02_over = newImage("images/start_01-start_02_over.gif");
		start_01_over = newImage("images/start_01-over.gif");
		start_01_down = newImage("images/start_01-down.gif");
		start_01_click = newImage("images/start_01-click.gif");
		start_02_start_04_over = newImage("images/start_02-start_04_over.gif");
		start_02_click = newImage("images/start_02-click.gif");
		start_02_start_01_over = newImage("images/start_02-start_01_over.gif");
		start_02_start_01_down = newImage("images/start_02-start_01_down.gif");
		start_02_start_01_click = newImage("images/start_02-start_01_click.gif");
		start_02_over = newImage("images/start_02-over.gif");
		start_02_down = newImage("images/start_02-down.gif");
		start_02_start_03_over = newImage("images/start_02-start_03_over.gif");
		start_02_start_03_down = newImage("images/start_02-start_03_down.gif");
		start_02_start_03_click = newImage("images/start_02-start_03_click.gif");
		start_03_start_04_over = newImage("images/start_03-start_04_over.gif");
		start_03_start_04_down = newImage("images/start_03-start_04_down.gif");
		start_03_start_04_click = newImage("images/start_03-start_04_click.gif");
		start_03_start_02_over = newImage("images/start_03-start_02_over.gif");
		start_03_over = newImage("images/start_03-over.gif");
		start_03_down = newImage("images/start_03-down.gif");
		start_03_click = newImage("images/start_03-click.gif");
		start_04_over = newImage("images/start_04-over.gif");
		start_04_down = newImage("images/start_04-down.gif");
		start_04_click = newImage("images/start_04-click.gif");
		start_04_start_05_over = newImage("images/start_04-start_05_over.gif");
		start_04_start_05_down = newImage("images/start_04-start_05_down.gif");
		start_04_start_05_click = newImage("images/start_04-start_05_click.gif");
		start_04_start_03_over = newImage("images/start_04-start_03_over.gif");
		start_04_start_03_down = newImage("images/start_04-start_03_down.gif");
		start_04_start_03_click = newImage("images/start_04-start_03_click.gif");
		start_05_start_04_over = newImage("images/start_05-start_04_over.gif");
		start_05_start_04_down = newImage("images/start_05-start_04_down.gif");
		start_05_start_04_click = newImage("images/start_05-start_04_click.gif");
		start_05_over = newImage("images/start_05-over.gif");
		start_05_down = newImage("images/start_05-down.gif");
		start_05_click = newImage("images/start_05-click.gif");
		start_05_start_06_over = newImage("images/start_05-start_06_over.gif");
		start_05_start_06_down = newImage("images/start_05-start_06_down.gif");
		start_05_start_06_click = newImage("images/start_05-start_06_click.gif");
		start_06_start_05_over = newImage("images/start_06-start_05_over.gif");
		start_06_start_05_down = newImage("images/start_06-start_05_down.gif");
		start_06_start_05_click = newImage("images/start_06-start_05_click.gif");
		start_06_over = newImage("images/start_06-over.gif");
		start_06_down = newImage("images/start_06-down.gif");
		start_06_click = newImage("images/start_06-click.gif");
		start_06_start_07_over = newImage("images/start_06-start_07_over.gif");
		start_06_start_07_down = newImage("images/start_06-start_07_down.gif");
		start_06_start_07_click = newImage("images/start_06-start_07_click.gif");
		start_07_start_06_over = newImage("images/start_07-start_06_over.gif");
		start_07_start_06_down = newImage("images/start_07-start_06_down.gif");
		start_07_start_06_click = newImage("images/start_07-start_06_click.gif");
		start_07_over = newImage("images/start_07-over.gif");
		start_07_down = newImage("images/start_07-down.gif");
		start_07_click = newImage("images/start_07-click.gif");
		start_07_start_08_over = newImage("images/start_07-start_08_over.gif");
		start_07_start_08_down = newImage("images/start_07-start_08_down.gif");
		start_07_start_08_click = newImage("images/start_07-start_08_click.gif");
		start_08_start_07_over = newImage("images/start_08-start_07_over.gif");
		start_08_start_07_down = newImage("images/start_08-start_07_down.gif");
		start_08_start_07_click = newImage("images/start_08-start_07_click.gif");
		start_08_over = newImage("images/start_08-over.gif");
		start_08_down = newImage("images/start_08-down.gif");
		start_08_click = newImage("images/start_08-click.gif");
		preloadFlag = true;
	}
}