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) {
		id01_over = newImage("templates/all/images/menu/top_01_a.gif");
		id02_over = newImage("templates/all/images/menu/top_02_a.gif");
		id03_over = newImage("templates/all/images/menu/top_03_a.gif");
		id04_over = newImage("templates/all/images/menu/top_04_a.gif");
		id05_over = newImage("templates/all/images/menu/top_05_a.gif");
		id06_over = newImage("templates/all/images/menu/top_06_a.gif");
		id07_over = newImage("templates/all/images/menu/top_07_a.gif");




		preloadFlag = true;
	}
}