public void replaceRightView(View v) {
		int f = LinearLayout.LayoutParams.MATCH_PARENT;
		LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(f, f);
		LinearLayout fragment_place = (LinearLayout) findViewById(R.id.fragment_place);
		fragment_place.removeAllViews();
		fragment_place.addView(v, params);
	}

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