servo

#include <Servo.h>
int button1 = 6; //button pin, connect to ground to move servo
int press1 = 0;
int button2 = 5; //button pin, connect to ground to move servo
int press2 = 0;
Servo servo1;
Servo servo2;
int extend = 5; // variable to store and set the servo position
int lift = 5; // variable to store and set the servo position

void setup()
{
  Serial.begin(9600);
  pinMode(button1, INPUT); //out and down
  pinMode(button2, INPUT); //up and in
  servo1.attach(7); //extend servo
  servo2.attach(8); //lift  servo
  servo1.write(extend); //starting position
  servo2.write(lift); //starting position
  digitalWrite(6, HIGH); //enable pullups to make pin high
  digitalWrite(5, HIGH); //enable pullups to make pin high
  Serial.println("servo button sweep test 12-23-2013");
}
void loop()
{
  press1 = digitalRead(button1);
  if (press1 == LOW)
  {
    if (extend<175)
      {
          extend=(extend+1);
          if(extend>180) extend=180; //limit upper value
          Serial.println(extend); //for serial monitor debug
          servo1.write(extend); // tell servo to go to position in variable 'extend'
          delay(100); // waits 100ms to slow servo movement
      }
    else
      {

          lift=(lift+1);
          if(lift>180) lift=180; //limit upper value
          Serial.println(lift); //for serial monitor debug
          servo2.write(lift); // tell servo to go to position in variable 'lift'
          delay(100); // waits 100ms to slow servo movement
      }
  }
press2 = digitalRead(button2);
  if (press2 == LOW)
  {
    if (lift>5)
      {
          lift=(lift-1);
          if(lift<0) lift=0; //limit upper value
          Serial.println(lift); //for serial monitor debug
          servo2.write(lift); // tell servo to go to position in variable 'lift'
          delay(100); // waits 100ms to slow servo movement

      }
    else
      {
          extend=(extend-1);
          if(extend<0) extend=0; //limit upper value
          Serial.println(extend); //for serial monitor debug
          servo1.write(extend); // tell servo to go to position in variable 'extend'
          delay(100); // waits 100ms to slow servo movement
      }
   }
}