Android ขอถามหน่อยคะเรื่อง  Listview OnItemClickListener()

final Radio data[] = new Radio[]
		{
			new Radio(R.drawable.virginradio,"95.5 Virgin HITZ","FM 95.5 MHz-Bangkok"),
			new Radio(R.drawable.coolradio,"93Cool FM","FM 93.0 MHz-Bangkok"),
			new Radio(R.drawable.seedradio,"Seed FM","FM 97.5 MHz-Bangkok"),
			new Radio(R.drawable.virginradio,"95.5 Virgin HITZ","FM 95.5 MHz-Bangkok"),
			new Radio(R.drawable.coolradio,"93Cool FM","FM 93.0 MHz-Bangkok")
		};
		final ListView list = (ListView)findViewById(R.id.listView1);
		
		View header = (View)getLayoutInflater().inflate(R.layout.listview_header, null);
		list.addHeaderView(header);
		
		RadioAdapter adapter = new RadioAdapter(this,R.layout.list_item,data);
		
		list.setAdapter(adapter);
		list.setOnItemClickListener(new OnItemClickListener() {

			@Override
			public void onItemClick(AdapterView<?> p, View v, int position,
					long id) {
				// TODO Auto-generated method stub	
				selected = data[position].title;				
				Toast.makeText(HomePageActivity.this, "Select "+selected, Toast.LENGTH_SHORT).show();
				Log.e("select radio", selected);
			}
		});