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) {
		intro_but_work_over = newImage("images/intro-but-work-over.gif");
		intro_but_portf_over = newImage("images/intro-but-portf-over.gif");
		intro_but_prices_over = newImage("images/intro-but-prices-over.gif");
		intro_but_albums_over = newImage("images/intro-but-albums-over.gif");
		intro_accolades_over = newImage("images/intro-accolades-over.gif");
		intro_but_meet_over = newImage("images/intro-but-meet-over.gif");
		intro_but_contact_over = newImage("images/intro-but-contact-over.gif");
		intro_but_sites_over = newImage("images/intro-but-sites-over.gif");
		preloadFlag = true;
	}
}