+//----------------------------------------------------------------------------------
+// Special option values for various list selectors.
+//
+define('ANY_TEXT', '');
+define('ANY_NUMERIC', -1);
+define('ALL_TEXT', '');
+define('ALL_NUMERIC', -1);
+
+//----------------------------------------------------------------------------------
+// Special class values for tables (start_table())
+define('TABLESTYLE', 1);
+define('TABLESTYLE2', 2);
+define('TABLESTYLE_NOBORDER', 3);
+
+//----------------------------------------------------------------------------------
+
+define('TAG_ACCOUNT', 1);
+define('TAG_DIMENSION', 2);
+
+//----------------------------------------------------------------------------------
+// Payment term types
+
+define('PTT_PRE', 1);
+define('PTT_CASH', 2);
+define('PTT_DAYS', 3);
+define('PTT_FOLLOWING', 4);
+
+//----------------------------------------------------------------------------------
+// Tax calculation algorithms used in als and purchase (depends on supplier's invoicing software)
+
+define('TCA_TOTALS', 1); // taxes are calculated from respective net totals for all lines
+define('TCA_LINES', 2); // taxes calculated for every line, then summed
+//
+// Bank account owner types
+//
+define('BO_UNKNOWN', 0);
+define('BO_COMPANY', 1);
+define('BO_CUSTBRANCH', 2);
+define('BO_SUPPLIER', 3);
+
+include_once($path_to_root . '/includes/sysnames.inc');
+
+// tax register type
+define('TR_OUTPUT', 0); // sales
+define('TR_INPUT', 1); // purchase
+//---------------------------------------------------------------------------------
+// Constants optionally redefined locally
+//
+defined('ICON_EDIT') || define('ICON_EDIT', 'edit.gif');
+defined('ICON_DELETE') || define('ICON_DELETE', 'delete.gif');
+defined('ICON_ADD') || define('ICON_ADD', 'ok.gif');
+defined('ICON_UPDATE') || define('ICON_UPDATE', 'ok.gif');
+defined('ICON_OK') || define('ICON_OK', 'ok.gif');
+defined('ICON_CANCEL') || define('ICON_CANCEL', 'cancel.png');
+defined('ICON_GL') || define('ICON_GL', 'gl.png');
+defined('ICON_PRINT') || define('ICON_PRINT', 'print.png');
+defined('ICON_PDF') || define('ICON_PDF', 'pdf.gif');
+defined('ICON_DOC') || define('ICON_DOC', 'invoice.gif');
+defined('ICON_CREDIT') || define('ICON_CREDIT', 'credit.gif');
+defined('ICON_RECEIVE') || define('ICON_RECEIVE', 'receive.gif');
+defined('ICON_DOWN') || define('ICON_DOWN', 'download.gif');
+defined('ICON_MONEY') || define('ICON_MONEY', 'money.png');
+defined('ICON_REMOVE') || define('ICON_REMOVE', 'remove.png');
+defined('ICON_REPORT') || define('ICON_REPORT', 'report.png');
+defined('ICON_VIEW') || define('ICON_VIEW', 'view.gif');
+defined('ICON_SUBMIT') || define('ICON_SUBMIT', 'ok.gif');
+defined('ICON_ESCAPE') || define('ICON_ESCAPE', 'escape.png');
+defined('ICON_ALLOC') || define('ICON_ALLOC', 'alloc.png');
+defined('ICON_CLOSED') || define('ICON_CLOSED', 'closed.png');