Comments are not showing

for some reason my Comments are not showing up when there made by me or other user, it says it there but when you click the link to view there’s nothing.

can any one help or point me the right way please.

my comments.php

<?php if ( !empty($post->post_password) && $_COOKIE['wp-postpass_' . COOKIEHASH] != $post->post_password) : ?>
<p><?php _e('Enter your password to view comments.'); ?></p>
<?php return; endif; ?>

<h2 id="comments"><?php comments_number(__('No Comments'), __('1 Comment'), __('% Comments')); ?>
<?php if ( comments_open() ) : ?>
	<a href="#postcomment" title="<?php _e("Leave a comment"); ?>">&raquo;</a>
<?php endif; ?>
</h2>

<?php if ($comment):?>
<ol id="commentlist">

<?php foreach ($comments as $comment) : ?>
	<li id="comment-<?php comment_ID() ?>"><cite><?php comment_type(__('Comment'), __('Trackback'), __('Pingback')); ?> <?php _e('by'); ?> <?php comment_author_link() ?> — <?php comment_date() ?> @ <a href="#comment-<?php comment_ID() ?>"><?php comment_time() ?></a></cite> <?php edit_comment_link(__("Edit This"), ' |'); ?>
	<?php comment_text() ?>

	</li>

<?php endforeach; ?>

</ol>
<?php else : // If there are no comments yet ?>
	<p><?php _e('No comments yet.'); ?></p>
<?php endif; ?>

<p><?php comments_rss_link(__('<abbr title="Really Simple Syndication">RSS</abbr> feed for comments on this post.')); ?>
<?php if ( pings_open() ) : ?>
	<a href="<?php trackback_url() ?>" rel="trackback"><?php _e('TrackBack <abbr title="Uniform Resource Identifier">URI</abbr>'); ?></a>
<?php endif; ?>
</p>

<?php if ( comments_open() ) : ?>
<h2 id="postcomment"><?php _e('Leave a comment'); ?></h2>

<?php if ( get_option('comment_registration') && !$user_ID ) : ?>
<p>You must be <a href="<?php echo get_option('siteurl'); ?>/wp-login.php?redirect_to=<?php the_permalink(); ?>">logged in</a> to post a comment.</p>
<?php else : ?>

<form action="<?php echo get_option('siteurl'); ?>/wp-comments-post.php" method="post" id="commentform">

<?php if ( $user_ID ) { ?>
<div id="authorinfo" style="">Logged in as <a href="<?php echo get_option('siteurl'); ?>/wp-admin/profile.php"><?php echo $user_identity; ?></a>. <a href="<?php echo get_option('siteurl'); ?>/wp-login.php?action=logout" title="<?php _e('Log out of this account') ?>">Logout &raquo;</a>

<?php } else if($comment_author) {
echo ('<span style="" id="showinfo">(<a href="javascript: ShowUtils();">change your information</a>)</span>');
echo'<span id="hideinfo" style="display: none">(<a href="javascript: HideUtils();">Close</a>)</span>';
echo '<div id="authorinfo" style="display: none">';
 ?>

<?php } else { ?>
<div id="authorinfo" style="">
   <?php } ?>

<?php if ( !$user_ID ) { ?>
<p><input type="text" name="author" id="author" value="<?php echo $comment_author; ?>" size="22" tabindex="1" onfocus="this.style.background='#f2fcff'" onblur="this.style.background='#f2fcff'" />
<label for="author"><small>Name <?php if ($req) _e('(required)'); ?></small></label></p>

<p><input type="text" name="email" id="email" value="<?php echo $comment_author_email; ?>" size="22" tabindex="2" onfocus="this.style.background='#f2fcff'" onblur="this.style.background='#f2fcff'" />
<label for="email"><small>Mail (will not be published) <?php if ($req) _e('(required)'); ?></small></label></p>

<p><input type="text" name="url" id="url" value="<?php echo $comment_author_url; ?>" size="22" tabindex="3" onfocus="this.style.background='#f2fcff'" onblur="this.style.background='#f2fcff'" />
<label for="url"><small>Website</small></label></p>

<?php } ?>

<!--<p><small><strong>XHTML:</strong> You can use these tags: <?php echo allowed_tags(); ?></small></p>-->
</div>
<p><textarea name="comment" id="comment" cols="100%" rows="10" tabindex="4" onfocus="this.style.background='#f2fcff'" onblur="this.style.background='#f2fcff'" ></textarea></p>

<p><input name="submit" type="image" id="submit" tabindex="5" src="<?php bloginfo('template_directory'); ?>/images/submit.jpg" onmouseover="this.src='<?php bloginfo('template_directory'); ?>/images/submit_over.jpg'" onmouseout="this.src='<?php bloginfo('template_directory'); ?>/images/submit.jpg'" />
<input type="hidden" name="comment_post_ID" value="<?php echo $id; ?>" />
</p>
<?php do_action('comment_form', $post->ID); ?>

</form>

<?php endif; // If registration required and not logged in ?>

<?php else : // Comments are closed ?>
<p><?php _e('Sorry, the comment form is closed at this time.'); ?></p>
<?php endif; ?>

TT