if you want see this link.
<img src="<?php bloginfo( 'template_directory' ); ?>/timthumb.php?src=<?php echo get_post_meta( $post->ID, "image_value", true ); ?>&w=69&h=54&zc=1" alt="<?php the_title(); ?>" />
[Please post code snippets between backticks or use the code button.]
You should go to the / theme fanction.php
