MainActivity.java

package com.godoro.androidnavigations;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;


public class MainActivity extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }
    public void onClickAlternativeLayout(View view){
        setContentView(R.layout.activity_main_alternative);
    }
    public void onClickMainLayout(View view){
        setContentView(R.layout.activity_main);
    }
}