timthumb.php and jQuery Colorbox

Check this out and let me know what you think:

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Here is my code”

<?php if (has_post_thumbnail( $post->ID ) ): ?>
<?php $image = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'single-post-thumbnail' ); ?>
<a href="<?php bloginfo('template_url');?>/timthumb.php?src=<?php echo $image[0];?>&h=768&q=90">
	<img id="postFeatured-image" src="<?php bloginfo('template_url');?>/timthumb.php?src=<?php echo $image[0];?>&h=200&w=200&a=c&q=90" />
</a>
<?php
endif;
?>

http://wordpress.org/extend/plugins/jquery-colorbox/