^(p_)?boo_url(\d*) ^(p_)?boo_alias(\d*) (p_)?html_height (p_)?html_use_title (p_)?img_size original,custom (p_)?img_target_url (p_)?img_tile (p_)?img_url (p_)?img_use_title (p_)?img_width (p_)?img_height (p_)?rss_alternate (p_)?rss_entries (p_)?rss_show_desc (p_)?rss_show_image (p_)?rss_url (p_)?rss_use_title (p_)?url .*