else if ("rename_parameter".equals(cmd)) renameParameter();
else if ("new_user_column".equals(cmd)) newUserColumn();
else if ("edit_user_column".equals(cmd)) editSelection();
else if ("rename_user_column".equals(cmd)) renameUserColumn();
else if ("delete".equals(cmd))
designer.performCommand(new FPDeleteCommand(report, designer, tree,
selectedNode));
}