<!--

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) {
		home_button_over = newImage("images/home_button-over.gif");
		news_button_over = newImage("images/news_button-over.gif");
		about_button_over = newImage("images/about_button-over.gif");
		services_button_over = newImage("images/services_button-over.gif");
		careers_button_over = newImage("images/careers_button-over.gif");
		sustainability_button_over = newImage("images/sustainability_button-over.gif");
		contacts_button_over = newImage("images/contacts_button-over.gif");
		sustain_policy_button_over = newImage("images/sustain_policy_button_o.gif");
		brandbook_button_over = newImage("images/portfolio_link_brandbook_o.gif");
		newsletter_button_over = newImage("images/portfolio_link_newsletter_o.gif");
		preloadFlag = true;
	}
}

// -->