setTableColumnHeader(tcm.getColumn(ContextPane.BUTTON), rnd, null, null,
setTableColumnHeader(tcm.getColumn(ContextDialog.BUTTON), rnd, null, null,
    private void setTableHeader(String s)    {        IconManager im = IconManager.getInstance(getRegistry());        TableIconRenderer rnd = new TableIconRenderer();        TableColumnModel tcm = table.getTableHeader().getColumnModel();        Icon up = im.getIcon(IconManager.UP),             down = im.getIcon(IconManager.DOWN);        setTableColumnHeader(tcm.getColumn(ContextPane.NAME), rnd, up, down, s);        setTableColumnHeader(tcm.getColumn(ContextPane.BOOLEAN), rnd, up, down,                                "");        setTableColumnHeader(tcm.getColumn(ContextPane.BUTTON), rnd, null, null,                                "");        table.setDefaultRenderer(JComponent.class,                                 new TableComponentCellRenderer());        table.setDefaultEditor(JComponent.class,                                 new TableComponentCellEditor());    }