package com.corea.Menu;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageButton;
public abstract class Menu extends Activity implements OnClickListener {
 static final int[]IMAGEBUTTONS = {
     R.id.radio0,
     R.id.radio1,
     R.id.radio2,
     R.id.radio3,
     R.id.radio4,
     
    };
  Intent i;
  
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.timetable);
       
        for(int imagebottonId: IMAGEBUTTONS){
         ImageButton Iv = (ImageButton)findViewById(imagebottonId);
         Iv.setOnClickListener(this);
            }
    }
    public void onClick(View v){
     switch(v.getId()){
     case R.id.radio0:
      i= new Intent(Menu.this,SecondActivity.class );
      Intent.putExtra("A" i);
      
      }
    }
}


그런데 Intent 부근에서 어떻게해야 다른 액티비티 화면이 바뀌는지 잘 모르겟어요 ...

고수님들 좀 도와주세요 ㅠㅠ