// JavaScript Document

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) {
		a56_over = newImage("images/a56-over_2.jpg");
		a59_over = newImage("images/a59-over_2.jpg");
		a63_over = newImage("images/a63-over.jpg");
		a64_over = newImage("images/a64-over.jpg");
		a65_over = newImage("images/a65-over.jpg");
		preloadFlag = true;
	}
}