function FindProxyForURL (url, host)
{
  if (url.substring (0, 5) == "http:" ||
      url.substring (0, 4) == "ftp:")
    if (isInNet(myIpAddress(), "203.150.0.0", "255.255.0.0") ||
        isInNet(myIpAddress(), "203.151.0.0", "255.255.0.0") ||
        isInNet(myIpAddress(), "203.154.0.0", "255.255.0.0") ||
        isInNet(myIpAddress(), "202.44.192.0", "255.255.192.0"))
      if (dnsDomainIs(host,".inet.co.th") ||
          dnsDomainIs(host,".thai.com") ||
          dnsDomainIs(host,".thai.net"))
        return "DIRECT";
      else
        return "PROXY proxy.inet.co.th:8080";
    else
      return "DIRECT";
  else
    return "DIRECT";
}