function magnifyPopup(page) {
		self.name = "main";
		window.open(page, 'PopWindow', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=600,height=600,top=0,left=0');
	}

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_over = newImage("images/home-over.gif");
		purpose_over = newImage("/images/purpose-over.gif");
		principles_over = newImage("images/principles-over.gif");
		programs_over = newImage("images/programs-over.gif");
		publications_over = newImage("images/publications-over.gif");
		people_over = newImage("images/people-over.gif");
		contacts_over = newImage("images/contacts-over.gif");
		preloadFlag = true;
	}
}

window.onload = preloadImages;