public void setSelected(TowerLabel t) {
			selected = null;
			if (t != null) {
				t.highlight = true;
				selected = t.tower;
				TDGame.getInstance().unselectTowers();
			}
			for (TowerLabel l : labels) {
				if (l != t)
					l.highlight = false;
				l.repaint();
			}
		}