#define LED1 RED_LED
#define LED2 GREEN_LED

void setup() 
{   
  pinMode(LED1, OUTPUT);  
  pinMode(LED2, OUTPUT);    
}

void loop() {
  digitalWrite(LED, HIGH);   
  delay(1000);               
  digitalWrite(LED, LOW);    
  delay(1000);              
    digitalWrite(LED, HIGH); 
  delay(1000);               
  digitalWrite(LED, LOW);  
  
  delay(1000);              
}