@Override
  protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);
    this.requestWindowFeature(Window.FEATURE_NO_TITLE);
    //
    //	this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);
    setContentView(R.layout.main_login);

    mEtAccount = (EditText) findViewById(R.id.mainLoginEditAccount);
    mEtPassword = (EditText) findViewById(R.id.mainLoginEditPassword);
    mBtnLogin = (Button) findViewById(R.id.mainLoginBtn);
    mBtnRegister = (Button) findViewById(R.id.main_btn_register);

    /* this is to render the password edittext font to be default */
    mEtPassword.setTypeface(Typeface.DEFAULT);
    mEtPassword.setTransformationMethod(new PasswordTransformationMethod());

    mBtnLogin.setOnClickListener(
        new OnClickListener() {
          public void onClick(View v) {
            MainActivity.this.tryLogin();
          }
        });

    mBtnRegister.setOnClickListener(
        new OnClickListener() {
          public void onClick(View v) {
            Intent intent0 = new Intent(MainActivity.this, RegisterActivity.class);
            startActivity(intent0);
          }
        });
  }