public function render(Varien_Object $row) { if (in_array($row->getTypeId(), array('simple', 'virtual', 'downloadable'))) { if ($row->getManageLocalStock()) { return '<span id="foo_total_local_stock_qty_' . $row->getId() . '">' . $row->getTotalLocalQty() . "</span><input id='total_local_stock_qty_" . $row->getId() . "' type='hidden' value='" . $row->getStockId() . "' name='inventory[" . $row->getId() . "][total_local_stock_qty]'/>"; } else { return '<span id="foo_total_local_stock_qty_' . $row->getId() . '">-</span>' . "<input type='hidden' id='total_local_stock_qty_" . $row->getId() . "' value='" . $row->getStockId() . "' name='inventory[" . $row->getId() . "][total_local_stock_qty]'/>"; } } else { return "-"; } }