Code Optimization

/*************** GRAB FUNCTION ********************/
void grab_function()           // FUNCTION to Open/Close Grabber Arm 
{
  Serial1.end();
  
  servo_enter_function_time       = millis();
  grabberServo.attach(grab_servo);
  
  if( grabber_open == true)
  {
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("Grabber Open");
    grabber_open = false;
    grabberServo.write(grabber_close_angle);
  }
 
  else //( grabber_open == false)
  {
    lcd.clear();
    lcd.setCursor(0,0);
    Serial.print("Grabber Closed");
    grabber_open = true;
    grabberServo.write(grabber_open_angle);
  }
  
  while(millis() < servo_enter_function_time + 1250)   // Wait for 1250 ms
  {
  }
  
  grabberServo.detach();
  Serial1.begin(9600);

/**************** END GRAB FUNCTION *****************/


/*************** ARM FUNCTION ********************/
void arm_function()            //Function that closes the grabber arm 
{
  Serial1.end();      // Stop communicating with the XBee
  
  servo_enter_function_time       = millis();
  liftServo.attach(lift_servo);
  
  if( arm_down == true)               // IF the arm is down
  {
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("Arm Down");
    arm_down   = false;              // Now the arm is up
    liftServo.write(arm_lift_angle);  // Raise the arm
  }
  
  else //(arm_down == false)           // IF the arm is not down
  {
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("Arm Up");
    arm_down   = true;                // Now the arm is down
    liftServo.write(arm_lower_angle);  // Lower the arm
  }
  
  while(millis() < servo_enter_function_time + 1250)    // Wait for 1250 ms
  {
  }
  
  liftServo.detach();
  Serial1.begin(9600);    // Restart communicating with the XBee
}
/**************** END ARM FUNCTION *****************/[code]

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