| $page_title | Page title variable |
| $Itemid | The menu Itemid, one of the variables always called by the auction system based on which Joomla displays modules in menus and generates permissions |
| $category_filter | Filter for category |
| $categories | Categories variable |
| $is_logged_in | True if the user is logged in. false if not |
| $old_id | Only required when republishing, it is the former id of the republished auction |
| $mosConfig_live_site | The URL of the site. as defined in Joomla Configuration |
| $option | The current option |
| $users | Users variable |
| $pagination | Variable for pages |
| $task | The current task |
| $auction_rows | Auction rows variable |
| $auction_id | The auction id |
| $has_profile | Profile variable |
| $userid | The joomla user id. if not logged in it will be null or 0 |
| $lists | Lists variable |
| $auction_id | Auction id in the database |
| $newAuction_link | Link variable for a new auction |
| $lists.filter_cats | The category filter for the auctions list |
| $lists.archive | The archived auctions list |
| $lists.filter_bidtype | The bidtype filter for auctions list |
| $lists.filter_order_asc | The ordering filter for auctions list |
| $current_row | Similar properties with the $auction variable |
| $document_type | Variable for document type |
| $profiler | Profile variable |
| $lists.cats | Category pick up list HTML code |
| $lists.active_users | Users pick up list HTML code |
| $lists.city | City pick up list HTML code |
| $lists.country | Country pick up list HTML code |
| $ratings | User ratings object, $ratings properties |
| $user | Object which stores information about the user, $user properties |
| $auction | The object for auction details with multiple properties, $auction properties |