Arduino - TCP/IP Power Controller

//magikh0e.ihtb.org

#include <SPI.h>
#include <Ethernet.h>

byte mac[] = { 0xDA, 0xRP, 0xA0, 0xR0, 0xCK, 0xSS };
byte ip[] = { 1, 2, 3, 4 };  // IP Address
byte gateway[] = { 1, 2, 3, 1 }; // Default Gateway
byte subnet[] = { 255, 255, 255, 0 }; // Netmask
EthernetServer server(80);

String readString;

void setup(){

  pinMode(6, OUTPUT);

  Ethernet.begin(mac, ip, gateway, gateway, subnet);
  server.begin();

  Serial.begin(9600);
  Serial.println("TCP/IP Power Controller - v1.5");
  Serial.println("By: magik");

   sensors.begin();
  // set the resolution to 10 bit (good enough?)
  sensors.setResolution(insideThermometer, 10);
  sensors.setResolution(outsideThermometer, 10);

}

void printTemperature(DeviceAddress deviceAddress)
{
  float tempC = sensors.getTempC(deviceAddress);
  if (tempC == -127.00) {
    Serial.print("Error getting temperature");
   } else {
    Serial.print("C: ");
    Serial.print(tempC);
    Serial.print(" F: ");
    Serial.print(DallasTemperature::toFahrenheit(tempC));
  }
}

void loop(){

  EthernetClient client = server.available();

  if (client) {
    while (client.connected()) {
      if (client.available()) {
        char c = client.read();

        //read char by char HTTP request
        if (readString.length() < 100) {

          //store characters to string
          readString += c;
          //Serial.print(c);
        }


        if (c == '\n') {
          Serial.println(readString); //print to serial monitor for debuging


          client.println("HTTP/1.1 200 OK");
          client.println("Content-Type: text/html");
          client.println();

          client.println("<HTML>");
          client.println("<HEAD>");
          client.println("<TITLE>Light Controller - By: magik</TITLE>");
          client.println("</HEAD>");
          client.println("<BODY>");

          client.println("<H1>TCP/IP Power Controller</H1>");


          client.print("<b>Socket 1</b><BR>");

          client.print("<input type=submit value='Light ON' style=width:100px;height:45px onClick=location.href='/?Status=Light1_ON;'>");
          client.print("<input type=submit value='Light OFF' style=width:100px;height:45px onClick=location.href='/?Status=Light1_OFF;'>");
        //  ALL OFF - client.print("&nbsp;<input type=submit value='ALL OFF' style=width:100px;height:45px onClick=location.href='/?off3579;'>");

          client.print("<BR><b>Socket 2</b><BR>");
          client.print("<b>Socket 3</b><BR>");
          client.print("<b>Socket 4</b><BR>");

          client.print("<BR><BR><b>Temperature(s): </b> <BR>");
          client.print("Outside: ");

         client.print("<BR>Inside: ");

          client.print("<b>Weather Status: </b> <I>Not Connected</I><BR>");
          client.print("<b>Humidity: </b> <I>Not Connected</I><BR>");
          client.print("<b>GPRS Status: </b> <I>Not Connected</I><BR>");

          client.println("</BODY>");
          client.println("</HTML>");

          delay(1);
          client.stop();

          if(readString.indexOf('Light_1_ON') >0)
          {
            digitalWrite(6, HIGH);
            Serial.println("Light On");
          }

          if(readString.indexOf('Light_1_OFF') >0)
          {
            digitalWrite(6, LOW);
             Serial.println("Light Off");
          }

          readString="";

        }
      }
    }
  }
}