Stuff

package com.russell.saw;

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

public class learnandroid extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
   Button landroid_button = (Button) findViewById(R.id.landroid_button); {
	   
	   landroid_button.setOnClickListener(
			   new View.OnClickListener() {
				
				public void onClick(View v) {
					setContentView(R.layout.button);
								
				}
			});

   }
    }
    @Override
    public void onBackPressed() {
    setContentView(R.layout.main);
    return;
    };
}