function FindProxyForURL(url, host)
{
        if (shExpMatch(host, "debian.unibw-hamburg.de*")) { 
             return "PROXY 139.11.6.62:3128";}  
        if (isPlainHostName(host)) {return "DIRECT";}  
        if ( shExpMatch(host, "*.unibw-hamburg.de*")) {
           return "DIRECT";
        }
        if ( shExpMatch(host, "*.hsu-hh.de*")) {
           return "DIRECT";
        }
        if ( shExpMatch(host, "*.hsuhh.de*")) {
           return "DIRECT";
        }
        if ( shExpMatch(host, "*.hsu-hamburg.de*")) {
           return "DIRECT";
        }
        if ( shExpMatch(host, "*.hsu-bibliothek.de*")) {
           return "DIRECT";
        }
        if ( shExpMatch(host, "127.0.0.*")) {
           return "DIRECT";
        }
        if ( shExpMatch(host, "localhost")) {
           return "DIRECT";
        }
        if ( shExpMatch(host, "139.11.3.*")) {
           return "DIRECT";
        }
        if ( shExpMatch(host, "139.11.4.*")) {
           return "DIRECT";
        }
        if (url.substring(0, 14) == "http://10.254.") {
           return "DIRECT";
        }
        if (url.substring(0, 14) == "http://opsisc:") {
           return "DIRECT";
        }
        if ( isInNet(myIpAddress(), "139.11.44.0", "255.255.252.0")) {
           return "DIRECT";
        }
        if ( isInNet(myIpAddress(), "139.11.48.0", "255.255.248.0")) {
           return "DIRECT";
        }
        if ( isInNet(myIpAddress(), "139.11.120.0", "255.255.248.0")) {
           return "DIRECT";
        }
        if ( isInNet(myIpAddress(), "139.11.128.0", "255.255.128.0")) {
           return "DIRECT";
        }
        if ( shExpMatch(url, "file://*") ) {
           return "DIRECT";
        }
        if ( isInNet(myIpAddress(), "10.198.0.0", "255.255.0.0") ) {
           return "PROXY 139.11.6.62:3129";
        }
        if ( isInNet(myIpAddress(), "10.227.0.0", "255.255.0.0") ) {
           return "PROXY 139.11.6.62:3129";
        }
        if (url.substring(0, 5) == "http:") {
           return "PROXY 139.11.6.62:3128";
        }
        if (url.substring(0, 6) == "https:") {
           return "PROXY 139.11.6.62:3128";
        }
        if (url.substring(0, 4) == "ftp:") {
           return "PROXY 139.11.6.62:3128";
        }
        return "SOCKS backsocket.unibw-hamburg.de:1080";
}