XML
<field name="logo" type="media"
label="Logo Image Upload" description="Upload Your Logo Image" />

<div id="logo">
<?php if ($link): ?>

<a href="<?php echo htmlspecialchars($link); ?>">
<?php endif;?>

<?php if ($logo): ?>
<img src="<?php echo $this->baseurl ?>/<?php echo htmlspecialchars($logo); ?>" width="<?php echo ($size); ?>px" alt=" ?php echo htmlspecialchars($templateparams->get('sitetitle'));?>" style="border:none;" />
<?php endif;?> <?php if ($link): ?> </a>

<?php endif;?>
</div>