8 led code with spped pot and 3 leds flashing

int sensorValue = 0;    //make a variable where you can store incoming
//analog values

// Constants
const int Green = 5;
const int Red = 3;
const int Yellow = 4;

//Variables
byte GreenState = 0;
byte RedState = 0;
byte YellowState = 0;

long PrevMillisGreen = 0;
long PrevMillisRed = 0;
long PrevMillisYellow = 0;

long GreenInterval = 900;
long RedInterval = 200;
long YellowInterval = 400;
unsigned long CurrentMillis = millis();





void setup(){

  // put your setup code here, to run once:
  pinMode(Green, OUTPUT);
  pinMode(Red, OUTPUT);
  pinMode(Yellow, OUTPUT);



  pinMode(13, OUTPUT);
  pinMode(12, OUTPUT);  //tell arduino what you'll be using these pins
  pinMode(11, OUTPUT);  // for (output).
  pinMode(10, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(8, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(6, OUTPUT);


  Serial.begin(9600);  //initialize serial
}



void loop()
{
  //we put the code we want executed in a loop
  CurrentMillis = millis();
  if (CurrentMillis - PrevMillisGreen > GreenInterval)
  {
    GreenState = !GreenState;
    digitalWrite(Green, GreenState);
    PrevMillisGreen = CurrentMillis;
  }
  if (CurrentMillis - PrevMillisRed > RedInterval)
  {
    RedState = !RedState;
    digitalWrite(Red, RedState);
    PrevMillisRed = CurrentMillis;
  }
  if (CurrentMillis - PrevMillisYellow > YellowInterval)
  {
    YellowState = !YellowState;
    digitalWrite(Yellow, YellowState);
    PrevMillisYellow = CurrentMillis;
  }


  digitalWrite(13,HIGH);       // lights the led
  sensorValue = analogRead(0); // reads pin 0
  delay(sensorValue + 25);     // sensorValue used for delay
  digitalWrite(13,LOW);        //turns off the led
  delay(2);                   //delay before moving to next output pin
  //the + 25 keeps delay from reaching zero
  //code below is for remaining 4 LEDs


  digitalWrite(12,HIGH);
  sensorValue = analogRead(0);
  delay(sensorValue + 25);
  digitalWrite(12, LOW);
  delay(2);

  digitalWrite(11,HIGH);
  sensorValue = analogRead(0);
  delay(sensorValue + 25);
  digitalWrite(11,LOW);
  delay(2);

  digitalWrite(10,HIGH);
  sensorValue = analogRead(0);
  delay(sensorValue + 25);
  digitalWrite(10,LOW);
  delay(2);

  digitalWrite(9,HIGH);
  sensorValue = analogRead(0);
  delay(sensorValue + 25);
  digitalWrite(9,LOW);
  delay(2);

  digitalWrite(8, HIGH);
  sensorValue = analogRead(0);
  delay(sensorValue + 25);
  digitalWrite(8, LOW);
  delay(2);



  digitalWrite(7,HIGH);
  sensorValue = analogRead(0);
  delay(sensorValue + 25);
  digitalWrite(7,LOW);
  delay(2);

  digitalWrite(6,HIGH);
  sensorValue = analogRead(0);
  delay(sensorValue + 25);
  digitalWrite(6,LOW);
  delay(2);



}