// 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) {
		sailing_over = newImage("images/sailing-over.jpg");
		home_over = newImage("images/home-over.jpg");
		aiden_over = newImage("images/aiden-over.jpg");
		voyage_over = newImage("images/voyage-over.jpg");
		photog_over = newImage("images/photog-over.jpg");
		getting_over = newImage("images/getting-over.jpg");
		vessels_over = newImage("images/vessels-over.jpg");
		preloadFlag = true;
	}
}