POP-X2 Servo ARM Fence Machine

#include <popx2.h>  // POP-X2 Board
word j=0;
void setup() {
  setTextSize(3);
  setTextColor(GLCD_YELLOW);
  glcd(1,1,"COUNT");
  setTextColor(GLCD_GREEN);
}
void x(){
  int i;
  for(i=50;i<140;i++){
    servo(1,i);delay(2);
  }
  j++;
  glcd(2,1,"%d ",j);
}
void y(){
  int i;
  for(i=140;i>50;i--){
    servo(1,i);delay(8);
  }
}

void loop() {
if(analog(2)>500){
  x();delay(3000);y();delay(500);}
}