Android - จะส่งค่า paramerter อื่นๆ หรือ id ตอนอัพโหลดไฟล์ยังไงครับ

 //Sending data
outputStream.writeBytes("student_id="+strID+"");

HttpURLConnection connection = null;
				DataOutputStream outputStream = null;
				DataInputStream inputStream = null;

				//String pathToOurFile = "/data/file_to_send.mp3";
				String pathToOurFile =imagePath;
				String urlServer = "http://192.168.2.4/android/upload.php";
				String lineEnd = "\r\n";
				String twoHyphens = "--";
				String boundary =  "*****";

				int bytesRead, bytesAvailable, bufferSize;
				byte[] buffer;
				int maxBufferSize = 1*1024*1024;

				try
				{
				FileInputStream fileInputStream = new FileInputStream(new File(pathToOurFile) );

				URL url = new URL(urlServer);
				connection = (HttpURLConnection) url.openConnection();
			
				// Allow Inputs & Outputs
				connection.setDoInput(true);
				connection.setDoOutput(true);
				connection.setUseCaches(false);

				// Enable POST method
				connection.setRequestMethod("POST");

				connection.setRequestProperty("Connection", "Keep-Alive");
				connection.setRequestProperty("Content-Type", "multipart/form-data;boundary="+boundary);

				outputStream = new DataOutputStream( connection.getOutputStream() );
				outputStream.writeBytes(twoHyphens + boundary + lineEnd);
				
				outputStream.writeBytes("Content-Disposition: form-data; name=\"uploadedfile\";filename=\"" + pathToOurFile +"\"" + lineEnd);
				outputStream.writeBytes(lineEnd);

				//Sending data
				//outputStream.writeBytes("param1=value1&param2=value2&param3=value3");
				outputStream.writeBytes("student_id="+strID+"");
			
				bytesAvailable = fileInputStream.available();
				bufferSize = Math.min(bytesAvailable, maxBufferSize);
				buffer = new byte[bufferSize];

				// Read file
				bytesRead = fileInputStream.read(buffer, 0, bufferSize);

				while (bytesRead > 0)
				{
				outputStream.write(buffer, 0, bufferSize);
				bytesAvailable = fileInputStream.available();
				bufferSize = Math.min(bytesAvailable, maxBufferSize);
				bytesRead = fileInputStream.read(buffer, 0, bufferSize);
				}

				outputStream.writeBytes(lineEnd);
				outputStream.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);

				// Responses from the server (code and message)
			int	serverResponseCode = connection.getResponseCode();
			String	serverResponseMessage = connection.getResponseMessage();

				fileInputStream.close();
				outputStream.flush();
				outputStream.close();
				}
				catch (Exception ex)
				{
				//Exception handling
				}
			}

$target_path  = "images/";
  if(trim($_FILES["uploadedfile"]["tmp_name"]) != "")
    {
     
 $images = $_FILES["uploadedfile"]["tmp_name"];
 $new_images = "Thumbnails_".$_FILES["uploadedfile"]["name"];
 copy($_FILES["uploadedfile"]["tmp_name"],$target_path.$_FILES["uploadedfile"]["name"]);
$width=150; //กำหนดความกว้าง
$imageinfo = getimagesize($images);//หาข้อมูลรูป
 $height=round($width*$imageinfo[1]/$imageinfo[0]);//กำหนดความสูง
$image_type  = $imageinfo['2'];//หาประเภทรูป
if($image_type == 1) {
$images_orig = imagecreatefromgif($images); //resize รูปประเภท GIF
} else if($image_type== 2) {
$images_orig = imagecreatefromjpeg($images); //resize รูปประเภท JPEG
}else if($image_type== 3) {
$images_orig = imagecreatefrompng($images); //resize รูปประเภท PNG
}
//สร้างรูปใหม
 $photoX = ImagesX($images_orig);
 $photoY = ImagesY($images_orig);
 $images_fin = ImageCreateTrueColor($width, $height);
  ImageCopyResampled($images_fin, $images_orig, 0, 0, 0, 0, $width+1, $height+1, $photoX, $photoY);
  ImageJPEG($images_fin,$target_path.$new_images);//สร้างรูปใหม่
  ImageDestroy($images_orig);
   ImageDestroy($images_fin);


$sql = "update  student set  st_imgthumb='".$new_images."' ,st_imgfull='".$_FILES["uploadedfile"]["name"]."'   where st_id='".$_POST["student_id"]."'"; 
//echo $sql;exit;
 mysql_query( $sql ) or die (mysql_error());