Arduino control of two relay shields

relay_button.ino

const int buttonPin   = 8;
      int buttonState = 0;

int relay_control_pins[] = {
  2, //white (office)
  3, //house
  4, //downstairs building 2
  5, //downstairs building 1
  6  //work
};

void setup(){
  for(int i = 0; i < 5; i++){
    pinMode(relay_control_pins[i], OUTPUT);
    digitalWrite(relay_control_pins[i], HIGH);
  }

  pinMode(buttonPin, INPUT);
  digitalWrite(buttonPin, HIGH);

  digitalWrite(13, LOW);//turn off light
}

void loop(){
   buttonState = digitalRead(buttonPin);

   if(buttonState == LOW){
     //needs to be held down for 250 ms
     delay(250);
     buttonState = digitalRead(buttonPin);
   }

   if(buttonState == LOW){
     for(int i = 0; i < 5; i++){
       toggle(relay_control_pins[i]);
     }
     delay(500);
   }
}

void toggle(int pin){
 digitalWrite(pin, LOW);
 delay(1400);
 digitalWrite(pin, HIGH);
 delay(100);
}