gtk_tree_store_append (GTK_TREE_STORE (priv->model), &tree_iter, stack_data->tree_iter);
gtk_tree_store_set (GTK_TREE_STORE (priv->model), &tree_iter,
LINKS_COLUMN_MARKUP, ev_link_get_title (link),
LINKS_COLUMN_PAGE_NUM, page,
gtk_tree_store_append (GTK_TREE_STORE (priv->model), &tree_iter, stack_data->tree_iter);
gtk_tree_store_set (GTK_TREE_STORE (priv->model), &tree_iter,
LINKS_COLUMN_MARKUP, ev_link_get_title (link),
LINKS_COLUMN_PAGE_NUM, page,