function redirect(serverDomain, banner, selectElement) {
	var value = selectElement.attr('value');

	if (typeof serverPark[value] != 'undefined' &&
		serverPark[value] != serverDomain) {
		window.location.href = 'http://' + serverPark[value] + '/bannertrap.php?banner=' + banner + '&cid=' + value;
	}
}