Magento

v 1.7 Put this code in template/catalog/product/view/type/default.phtml

<p class="availability in-stock"><?php echo $this->__('Availability:') ?>

<?php $__sharfu = (int)Mage::getModel('cataloginventory/stock_item')->loadByProduct($_product)->getQty(); ?>
<? echo $this->__("$__sharfu"); ?>

<span><?php echo $this->__('In stock') ?></span></p>

Paste the following code here: template/catalog/product/view/type/default.phtml

<?php /* @var $this Mage_Catalog_Block_Product_View_Abstract */?>
<?php $_product = $this->getProduct() ?>

<?php if ($_product->isAvailable()): ?>
<?php $qTy = (int)Mage::getModel('cataloginventory/stock_item')->loadByProduct($_product)->getQty(); ?>
<p class="availability in-stock"><?php echo $this->__('Availability:') ?> <span><?php echo $this->__($qTy) ?></span></p>
<?php else: ?>
<p class="availability out-of-stock"><?php echo $this->__('Availability:') ?> <span><?php echo $this->__('Out of stock') ?></span></p>
<?php endif; ?>
<?php echo $this->getChildHtml('product_type_data_extra') ?>
<?php echo $this->getPriceHtml($_product) ?>