Product details from Product ID in Magento

<?php
require_once ("D:\wamp\www\examples\magento\app\Mage.php");
umask(0);
Mage::app("default");

$productid = 16;   
$model = Mage::getModel('catalog/product'); //getting product model
$_product = $model->load($productid); //getting product object for particular product id
?>
<style>
table {                       
    background-color:#CCC;
}
th{
    color:#FFF;
    background:#666;
    width:150px;
    text-align:left;
}
td{
    background-color:#999
}
h2
{
    text-align:center;
    color:#0FF;
}
</style>
<table width="100%" cellpadding="15" cellspacing="1">
        <tr>
            <td colspan="2"><h2>Magento Single Product Information</h2></td>
        </tr>
        <tr>
            <th>Product Name</th>
            <td><?php echo $_product->getName();?></td>
        </tr>
        <tr>
            <th>Price</th>
            <td><?php echo $_product->getPrice();?></td>
        </tr>
        <tr>
            <th>Special Price</th>
            <td><?php echo $_product->getSpecialPrice();?></td>
        </tr>
        <tr>
            <th>Short Description</th>
            <td><?php echo $_product->getShortDescription();?></td>
        </tr>
        <tr>
            <th>Description</th>
            <td><?php echo $_product->getDescription();?></td>
        </tr>
        <tr>
            <th>Product Url</th>
            <td><?php echo $_product->getProductUrl();?></td>
        </tr>
         <tr>
            <th>Thumb Iamge Url</th>
            <td><?php echo $_product->getThumbnailUrl();?><br /><img src="<?php echo $_product->getThumbnailUrl();?>" /></td>
        </tr>
        <tr>
            <th>Small Image Url</th>
            <td><?php echo $_product->getSmallImageUrl();?><br /><img src="<?php echo $_product->getSmallImageUrl();?>" /></td>
        </tr>
         <tr>
            <th>Image Url</th>
            <td><?php echo $_product->getImageUrl();?><br /><img src="<?php echo $_product->getImageUrl();?>" /></td>
        </tr>       
    </table>