private void editListener(){
    	editItem.setOnClickListener(new View.OnClickListener() {
			
			@Override
			public void onClick(View v) {
				String text = editItemText.getText().toString();
				data_text = text;
				Toast t = Toast.makeText(getApplicationContext(), "item edited", Toast.LENGTH_SHORT);
				t.show();
				MenuActivity.edit(data_index, data_text);
				}
		});
    }
    
    private void deleteListener(){
    	deleteItem.setOnClickListener(new View.OnClickListener() {
			
			@Override
			public void onClick(View v) {
				MenuActivity.delete(data_index);
				Toast t = Toast.makeText(getApplicationContext(), "item deleted", Toast.LENGTH_SHORT);
				t.show();
				finish();
			}
		});

    }
    
    private void backListener(){
    	backToMain.setOnClickListener(new View.OnClickListener() {		
			@Override
			public void onClick(View v) {
				finish();
			}
		});
    }