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) {
		services_over = newImage("images/services_over.gif");
		philosophy_over = newImage("images/philosophy_over.gif");
		policies_over = newImage("images/policies_over.gif");
		resources_over = newImage("images/resources_over.gif");
		staff_over = newImage("images/staff_over.gif");
		contact_over = newImage("images/contact_over.gif");
		login_over = newImage("images/login_over.gif");
		logout_over = newImage("/images/logout_over.gif");
		attend_over = newImage("images/attend_over.gif");
		report_over = newImage("images/report_over.gif");
		preloadFlag = true;
	}
}

;