buttonContect.setOnClickListener(new OnClickListener() {

   @Override
   public void onClick(View v) {
   
    // 파싱 시작
    try {
     URL text = new URL(
       "http://mh.kaya.ac.kr/list/loginpass.aspx?id="
         + editId.getText().toString() + "&pass="
         + editPwd.getText().toString());

     XmlPullParserFactory parserCreator = XmlPullParserFactory
       .newInstance();
     XmlPullParser parser = parserCreator.newPullParser();

     parser.setInput(text.openStream(),"UTF-8");

     int parserEvent = parser.getEventType();
     
    
     while (parserEvent != XmlPullParser.END_DOCUMENT) {
      switch (parserEvent) {

       case XmlPullParser.START_TAG:
        break;
       case XmlPullParser.TEXT:
        String tag = parser.getName();
 
        tag = parser.getName();
        if (tag.compareTo("resultcode") == 0) {
         log_B = parser.getText();
        }
         
        
       default:
        break;
      }
      parserEvent = parser.next();
     }
    } catch (Exception e) {
     //Log.e("dd", "Error in network call", e);
     Log.e("dd", "Error in network call" + e.getMessage() + "---" + e.getStackTrace(), e);
    }
    Toast tos_connectss = Toast.makeText(
      getBaseContext(),
      "http://mh.kaya.ac.kr/list/loginpass.aspx?id="
        + editId.getText() + "&pass="
        + editPwd.getText().toString(), 10);
    tos_connectss.show();
    Toast tos_connectsss = Toast.makeText(getBaseContext(), editPwd
      .getText().toString(), 10);
    tos_connectsss.show();
    Toast toss_connects = Toast
      .makeText(getBaseContext(), log_B, 10);
    toss_connects.show();
    // **************************************************

    if (editId.getText().toString().equals("")) {
     Toast tos_connect = Toast.makeText(getBaseContext(),
       "ID를 입력해 주십시오", 10);
     tos_connect.show();
    } else if (editPwd.getText().toString().equals("")) {
     Toast tos_connect = Toast.makeText(getBaseContext(),
       "Password를 입력해 주십시오", 10);
     tos_connect.show();
    } else if (log_B == "true") {
     Toast tos_connect = Toast.makeText(getBaseContext(),
       "Main창으로 이동 합니다", 10);
     tos_connect.show();
     Intent intent = new Intent(StudentService.this, Main.class);
     startActivity(intent);
    } else {
     Toast tos_connect = Toast.makeText(getBaseContext(),
       "잘못입력하셨습니다", 10);
    }
   }
  });