Arduino - Timer Simple

#include "Timer.h"

Timer t;
void setup() {
  for(int i=2; i < 14; i++) {
    pinMode(i, OUTPUT);
  }

  digitalWrite(2, HIGH);
  digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, HIGH);

 // t.every(2000, upaliti);
 digitalWrite(2, LOW);
 digitalWrite(
}

void loop() {
  // put your main code here, to run repeatedly:
  t.update();
}

int d=1;
void upaliti() {
  digitalWrite(d+2, HIGH);

  d++;
  if(d > 3)
    d = 0;

  digitalWrite(d+2, LOW);
}