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) {
		employment_screening_over = newImage("images/employment-screening-over.gif");
		background_checks_over = newImage("images/background-checks-over.gif");
		credit_reports_over = newImage("images/credit-reports-over.gif");
		tenant_screening_over = newImage("images/tenant-screening-over.gif");
		about_veridata_over = newImage("images/about-veridata-over.gif");
		contact_veridata_over = newImage("images/contact-veridata-over.gif");
		client_login_over = newImage("images/client-login-over.gif");
		preloadFlag = true;
	}
}