В наличии, вместо корректного количества! - JoomShopping

<div class="qty_in_stock">
    <?php print _JSHOP_QTY_IN_STOCK?>: 
    <span id="product_qty"><?php print sprintQtyInStock($this->product->qty_in_stock);?></span>
</div>

<div class="qty_in_stock">
    <?php if (sprintQtyInStock($this->product->qty_in_stock)){?>
        < class="qty_of_stock">На складе</span>
    <?php }else{?>
        <span class="qty_non_stock">Под заказ</span>
    <?php }?>
</div>