+$qoh_stock = NULL;
+
+function load_stock_levels($location)
+{
+ global $qoh_stock;
+ $date = date2sql(Today());
+
+ $sql = "SELECT stock_id, SUM(qty) FROM ".TB_PREF."stock_moves WHERE tran_date <= '$date'";
+ if ($location != '') $sql .= " AND loc_code = ".db_escape($location);
+ $sql .= " GROUP BY stock_id";
+ $result = db_query($sql, "QOH calulcation failed");
+ while ($row = db_fetch($result)) {
+ $qoh_stock[$row[0]] = $row[1];
+ }
+}