function FindProxyForURL(url, host) {
 
// If the requested website is hosted within the internal network, send direct.
    if (isPlainHostName(host) ||
	shExpMatch(host, "10.*") ||
	shExpMatch(host, "127.*") ||
	shExpMatch(host, "0.0.0.0"))
        return "DIRECT";
    else
        return "PROXY 10.108.108.5:3128";
}