function FindProxyForURL(url, host)
    {
        if (isPlainHostName(host) || dnsDomainIs(host, ".metu.edu.tr"))
                return "DIRECT";
        else if (dnsDomainIs( host,".osym.gov.tr"))
                return "DIRECT";
        else if (dnsDomainIs( host,".yok.gov.tr"))
                return "DIRECT";
        else if (url.substring(0, 5) == "wais:")
                return "DIRECT";
        else if (url.substring(0, 5) == "news:")
                return "DIRECT";
        else if (dnsDomainIs( host,".edu.tr"))
                return "PROXY proxy.tr-net.net.tr:8080; DIRECT";
        else if (dnsDomainIs( host,".gov.tr"))
                return "PROXY proxy.tr-net.net.tr:8080; DIRECT";
        else if (shExpMatch(host, "*.com.tr"))
                return "PROXY proxy.tr-net.net.tr:8080; " +
                       "PROXY wwwcache.ulak.net.tr:1998; DIRECT";
        else if (shExpMatch(host, "*.net.tr"))
                return "PROXY proxy.tr-net.net.tr:8080; " +
                       "PROXY wwwcache.ulak.net.tr:1998; DIRECT";
        else if (shExpMatch(host, "*.gen.tr"))
                return "PROXY proxy.tr-net.net.tr:8080; " +
                       "PROXY wwwcache.ulak.net.tr:1998; DIRECT";
        else if (shExpMatch(host, "*.org.tr"))
                return "PROXY proxy.tr-net.net.tr:8080; " +
                       "PROXY wwwcache.ulak.net.tr:1998; DIRECT";
        else if (url.substring(0, 5) == "http:" ||
                 url.substring(0, 4) == "ftp:"||
                 url.substring(0, 7) == "gopher:")
                return "PROXY wwwcache.ulak.net.tr:1998; " +
                       "PROXY proxy.tr-net.net.tr:8080; DIRECT";
        else
                return "DIRECT";

    }