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) {
		site_header_08_over = newImage("/site_object/common_object/site_header_img/site_header_08-over.gif");
		site_header_09_over = newImage("/site_object/common_object/site_header_img/site_header_09-over.gif");
		site_header_10_over = newImage("/site_object/common_object/site_header_img/site_header_10-over.gif");
		site_header_11_over = newImage("/site_object/common_object/site_header_img/site_header_11-over.gif");
		site_header_12_over = newImage("/site_object/common_object/site_header_img/site_header_12-over.gif");
		site_header_13_over = newImage("/site_object/common_object/site_header_img/site_header_13-over.gif");
		site_header_14_over = newImage("/site_object/common_object/site_header_img/site_header_14-over.gif");
		site_header_15_over = newImage("/site_object/common_object/site_header_img/site_header_15-over.gif");
		site_footer__02_over = newImage("/site_object/common_object/site_footer_img/site_footer__02-over.gif");
		site_footer__03_over = newImage("/site_object/common_object/site_footer_img/site_footer__03-over.gif");
		site_footer__04_over = newImage("/site_object/common_object/site_footer_img/site_footer__04-over.gif");
		site_footer__05_over = newImage("/site_object/common_object/site_footer_img/site_footer__05-over.gif");
		site_footer__06_over = newImage("/site_object/common_object/site_footer_img/site_footer__06-over.gif");
		site_footer__07_over = newImage("/site_object/common_object/site_footer_img/site_footer__07-over.gif");
		site_footer__08_over = newImage("/site_object/common_object/site_footer_img/site_footer__08-over.gif");
		site_footer__09_over = newImage("/site_object/common_object/site_footer_img/site_footer__09-over.gif");
		preloadFlag = true;
	}
}