@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_account);

    try{
        if (isNetworkConnected(AccountActivity.this, getBaseContext())){
              NavigateToLogin();
        }else {
            NavigateToNoInternet();
            Toast messageBox = Toast.makeText(AccountActivity.this , "No internet ..." , Toast.LENGTH_LONG);
            messageBox.show();
        }

    }catch (Exception ex){
        Log.e("Error", ex.getMessage());
    }
}

 private void NavigateToLogin() {
    LoginFragment fragment = new LoginFragment();
    android.support.v4.app.FragmentTransaction fmTransaction = getSupportFragmentManager().beginTransaction();
    fmTransaction.replace(R.id.MainFrameLayout, fragment);
    fmTransaction.commit();
}