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) {
		menu_new_03_over = newImage("images/menu_new/menu_new_03-over.gif");
		menu_new_04_over = newImage("images/menu_new/menu_new_04-over.gif");
		menu_new_05_over = newImage("images/menu_new/menu_new_05-over.gif");
		menu_new_06_over = newImage("images/menu_new/menu_new_06-over.gif");
		menu_new_07_over = newImage("images/menu_new/menu_new_07-over.gif");
		menu_new_08_over = newImage("images/menu_new/menu_new_08-over.gif");
		menu_new_09_over = newImage("images/menu_new/menu_new_09-over.gif");
		menu_new_10_over = newImage("images/menu_new/menu_new_10-over.gif");
		menu3_02_over = newImage("images/menu3/menu3_02-over.gif");
		menu3_05_over = newImage("images/menu3/menu3_05-over.gif");
		menu3_07_over = newImage("images/menu3/menu3_07-over.gif");
		menu3_09_over = newImage("images/menu3/menu3_09-over.gif");
		menu3_11_over = newImage("images/menu3/menu3_11-over.gif");
		menu3_13_over = newImage("images/menu3/menu3_13-over.gif");
		menu3_16_over = newImage("images/menu3/menu3_16-over.gif");
		menu3_17_over = newImage("images/menu3/menu3_17-over.gif");
		preloadFlag = true;
	}
}