node.setBorder(BorderFactory.createLineBorder(DEF_NODE_BORDER_COLOR));
node.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
int startPos = (Integer)buf;
int finalPos = result.get(buf);
node.addMouseListener(new NodeMouseAdapter(startPos, finalPos, fbTextComponent));
gbc = new GridBagConstraints(0,i, 1,1, 0,alpha, GridBagConstraints.SOUTH, GridBagConstraints.NONE, new Insets(0,1,0,1), 0,0);
this.centerPanel.add(node, gbc);
i++;
}