break;
oldx = nodeX[i]; oldy = nodeY[i]; repaint(); return;
            public void mousePressed(MouseEvent e) {                int x = e.getX();                int y = e.getY();		// select the first close node.		// If none was selected, the last node is selected.                for (int i = 0; i < nodes.length; i++)                    if (((Math.abs(x - nodeX[i])) < DELTA)			&& ((Math.abs(y - nodeY[i]) < DELTA))) {			dragNodeIdx = i;			dragNode = nodes[i];			break;	// hiroo		    }                repaint();            }