function endRequestHandler(sender, args) {
	var error = args.get_error()
	if (error != undefined) {
		var statusCode = args.get_response().get_statusCode();
		switch (statusCode) {
			case '12007':
				// ERROR_INTERNET_NAME_NOT_RESOLVED
				args.set_errorHandled(true);
				break;
			case '12029':
				// ERROR_INTERNET_CANNOT_CONNECT
				args.set_errorHandled(true);
				break;
		}
	}
}