public void actionPerformed(ActionEvent e) {
				if(pv.selected.size() == 2) {
					Table t1 = pv.selected.get(0);
					Table t2 = pv.selected.get(1);
					
					int t1x = t1.getX();
					int t1y = t1.getY();
					
					int t2x = t2.getX();
					int t2y = t2.getY();
					
					t1.setX(t2x);
					t1.setY(t2y);
					
					t2.setX(t1x);
					t2.setY(t1y);
				}
			}