   }
   Serial.println("SD initiated!.");
   dataFile = SD.open("datalog.txt", FILE_WRITE);
-  header = "milliseconds, temperature, pressure";
-  dataFile.println(header);
+  dataFile.println("miliseconds, temperature, pressure");
   
   turn_output_stream_on();
   //turn_output_stream_off();

long b5; 
short temperature;
long pressure;

/*****************************************************************/


    // BMP085
    temperature = bmp085GetTemperature(bmp085ReadUT());
    pressure = bmp085GetPressure(bmp085ReadUP());
    atm = pressure / 101325;
    alti = calcAltitude(pressure);
    //dtostrf(floatVar, minStringWidthIncDecimalPoint, numVarsAfterDecimal, charBuf);
    Serial.print("Temp: ");
    Serial.print(temperature);
    Serial.println(" C");
    Serial.print("Pres: ");
    Serial.print(pressure);
    Serial.println(" hPa");
    Serial.print("Atmophere: ");
    Serial.println(atm);
    Serial.print("Altitude: ");
    Serial.print(alti);
    Serial.println("M");
    Serial.println();

    if (dataFile) {
      dataFile.print(timestamp);
      dataFile.print(",");
      dataFile.print(temperature);
      dataFile.print(",");
      dataFile.println(pressure);
    }  
    // if the file isn't open, pop up an error:
    else {
