function FindProxyForURL(url, host) {
    var proxy = "PROXY @my-ip-address@:@my-port@; DIRECT";
    var direct = "DIRECT";
    if (isPlainHostName(host)) {
        return direct;
    }
    if (url.substring(0, 4) == "ftp:" || url.substring(0, 6) == "rsync:") {
        return direct;
    }
    return proxy;
}