diff --git a/comments.php b/comments.php
index 47bd1ac..e6f7c00 100644
--- a/comments.php
+++ b/comments.php
@@ -1,51 +1,120 @@
 <?php if (!defined('__TYPECHO_ROOT_DIR__')) exit; ?>
-<div id="comments">
-    <?php $this->comments()->to($comments); ?>
-    <?php if ($comments->have()): ?>
-	<h3><?php $this->commentsNum(_t('暂无评论'), _t('仅有一条评论'), _t('已有 %d 条评论')); ?></h3>
-    
-    <?php $comments->listComments(); ?>
 
-    <?php $comments->pageNav('&laquo; 前一页', '后一页 &raquo;'); ?>
-    
-    <?php endif; ?>
+<?php
+function threadedComments($comments, $options) {
+    $commentClass = '';
+    if ($comments->authorId) {
+        if ($comments->authorId == $comments->ownerId) {
+            $commentClass .= ' comment-by-author';
+        } else {
+            $commentClass .= ' comment-by-user';
+        }
+    }
+    $commentLevelClass = $comments->levels > 0 ? ' comment-child' : ' comment-parent';
+    $depth = $comments->levels +1;
+    if ($comments->url) {
+        $author = '<a href="' . $comments->url . '"target="_blank"' . ' rel="external nofollow">' . $comments->author . '</a>';
+    } else {
+        $author = $comments->author;
+    }
+?>
 
-    <?php if($this->allow('comment')): ?>
-    <div id="<?php $this->respondId(); ?>" class="respond">
-        <div class="cancel-comment-reply">
-        <?php $comments->cancelReply(); ?>
+<li id="li-<?php $comments->theId(); ?>" class="comment-body<?php
+if ($depth > 1 && $depth < 3) {
+    echo ' comment-child ';
+    $comments->levelsAlt('comment-level-odd', ' comment-level-even');
+}
+else if( $depth > 2){
+    echo ' comment-child2';
+    $comments->levelsAlt(' comment-level-odd', ' comment-level-even');
+}
+else {
+    echo ' comment-parent';
+}
+$comments->alt(' comment-odd', ' comment-even');
+?>">
+    <div id="<?php $comments->theId(); ?>">
+        <?php
+            $host = 'https://secure.gravatar.com';
+            $url = '/avatar/';
+            $size = '80';
+            $default = 'mm';
+            $rating = Helper::options()->commentsAvatarRating;
+            $hash = md5(strtolower($comments->mail));
+            $avatar = $host . $url . $hash . '?s=' . $size . '&r=' . $rating . '&d=' . $default;
+        ?>
+        <div class="comment-view" onclick="">
+            <div class="comment-header">
+                <img class="avatar" src="<?php echo $avatar ?>" width="<?php echo $size ?>" height="<?php echo $size ?>" />
+                <span class="comment-author<?php echo $commentClass; ?>"><?php echo $author; ?></span>
+            </div>
+            <div class="comment-content">
+                <span class="comment-author-at"><?php getCommentAt($comments->coid); ?></span> <?php $comments->content(); ?></p>
+            </div>
+            <div class="comment-meta">
+                <time class="comment-time"><?php $comments->date('M j, Y'); ?></time>
+                <span class="comment-reply"><?php $comments->reply('Reply'); ?></span>
+            </div>
         </div>
-    
-    	<h3 id="response"><?php _e('添加新评论'); ?></h3>
-    	<form method="post" action="<?php $this->commentUrl() ?>" id="comment-form" role="form">
-            <?php if($this->user->hasLogin()): ?>
-    		<p><?php _e('登录身份: '); ?><a href="<?php $this->options->profileUrl(); ?>"><?php $this->user->screenName(); ?></a>. <a href="<?php $this->options->logoutUrl(); ?>" title="Logout"><?php _e('退出'); ?> &raquo;</a></p>
-            <?php else: ?>
-    		<div class="am-g">
-    			<span class="am-u-lg-4">
-    				<label for="author" class="required"><?php _e('称呼'); ?></label>
-    				<input type="text" name="author" id="author" class="text" value="<?php $this->remember('author'); ?>" required />
-    			</span>
-    			<span class="am-u-lg-4">
-    				<label for="mail"<?php if ($this->options->commentsRequireMail): ?> class="required"<?php endif; ?>><?php _e('Email'); ?></label>
-    				<input type="email" name="mail" id="mail" class="text" value="<?php $this->remember('mail'); ?>"<?php if ($this->options->commentsRequireMail): ?> required<?php endif; ?> />
-    			</span>
-    			<span class="am-u-lg-4">
-    				<label for="url"<?php if ($this->options->commentsRequireURL): ?> class="required"<?php endif; ?>><?php _e('网站'); ?></label>
-    				<input type="url" name="url" id="url" class="text" value="<?php $this->remember('url'); ?>"<?php if ($this->options->commentsRequireURL): ?> required<?php endif; ?> />
-    			</span>
-    		</div>
-            <?php endif; ?>
-    		<p>
-                <label for="textarea" class="required"><?php _e('内容'); ?></label>
-                <textarea rows="8" cols="32" name="text" id="textarea" class="textarea" required ><?php $this->remember('text'); ?></textarea>
-            </p>
-    		<p>
-                <button type="submit" class="submit am-btn am-btn-primary"><?php _e('提交评论'); ?></button>
-            </p>
-    	</form>
     </div>
-    <?php else: ?>
-    <h3><?php _e('评论已关闭'); ?></h3>
-    <?php endif; ?>
-</div>
+    <?php if ($comments->children) { ?>
+        <div class="comment-children">
+            <?php $comments->threadedComments($options); ?>
+        </div>
+    <?php } ?>
+</li>
+<?php } ?>
+
+<div id="<?php $this->respondId(); ?>" class="comment-container">
+    <div id="comments" class="clearfix">
+        <?php $this->comments()->to($comments); ?>
+        <?php if($this->allow('comment')): ?>
+        <div id="<?php $this->respondId(); ?>" class="respond">
+            <div class="cancel-comment-reply">
+            <?php $comments->cancelReply(); ?>
+            </div>
+        
+            <h3 id="response"><?php _e('添加新评论'); ?></h3>
+            <form method="post" action="<?php $this->commentUrl() ?>" id="comment-form" role="form">
+                <?php if($this->user->hasLogin()): ?>
+                <p><?php _e('登录身份: '); ?><a href="<?php $this->options->profileUrl(); ?>"><?php $this->user->screenName(); ?></a>. <a href="<?php $this->options->logoutUrl(); ?>" title="Logout"><?php _e('退出'); ?> &raquo;</a></p>
+                <?php else: ?>
+                <div class="am-g">
+                    <span class="am-u-lg-4 comment-input">
+                        <label for="author" class="required"><?php _e('称呼'); ?></label>
+                        <input type="text" name="author" id="author" class="text" value="<?php $this->remember('author'); ?>" required />
+                    </span>
+                    <span class="am-u-lg-4">
+                        <label for="mail"<?php if ($this->options->commentsRequireMail): ?> class="required"<?php endif; ?>><?php _e('Email'); ?></label>
+                        <input type="email" name="mail" id="mail" class="text" value="<?php $this->remember('mail'); ?>"<?php if ($this->options->commentsRequireMail): ?> required<?php endif; ?> />
+                    </span>
+                    <span class="am-u-lg-4 comment-input">
+                        <label for="url"<?php if ($this->options->commentsRequireURL): ?> class="required"<?php endif; ?>><?php _e('网站'); ?></label>
+                        <input type="url" name="url" id="url" class="text" value="<?php $this->remember('url'); ?>"<?php if ($this->options->commentsRequireURL): ?> required<?php endif; ?> />
+                    </span>
+                </div>
+                <?php endif; ?>
+                <p>
+                    <label for="textarea" class="required"><?php _e('内容'); ?></label>
+                    <textarea rows="8" cols="32" name="text" id="textarea" class="textarea" required ><?php $this->remember('text'); ?></textarea>
+                </p>
+                <p>
+                    <button type="submit" class="submit am-btn am-btn-primary"><?php _e('提交评论'); ?></button>
+                </p>
+            </form>
+        </div>
+        <?php else: ?>
+        <h3><?php _e('评论已关闭'); ?></h3>
+        <?php endif; ?>
+
+        <?php if ($comments->have()): ?>
+
+        <?php $comments->listComments(); ?>
+
+        <div class="lists-navigator clearfix">
+            <?php $comments->pageNav('←','→','2','...'); ?>
+        </div>
+
+        <?php endif; ?>
+    </div>
+</div>
\ No newline at end of file
diff --git a/functions.php b/functions.php
index c849101..8332bdc 100644
--- a/functions.php
+++ b/functions.php
@@ -33,3 +33,20 @@ function themeConfig($form) {
     $form->addInput($socialWeibo);
 }
 
+function getCommentAt($coid){
+    $db   = Typecho_Db::get();
+    $prow = $db->fetchRow($db->select('parent')
+        ->from('table.comments')
+        ->where('coid = ? AND status = ?', $coid, 'approved'));
+    $parent = $prow['parent'];
+    if ($parent != "0") {
+        $arow = $db->fetchRow($db->select('author')
+            ->from('table.comments')
+            ->where('coid = ? AND status = ?', $parent, 'approved'));
+        $author = $arow['author'];
+        $href   = '<a href="#comment-'.$parent.'">@'.$author.'</a>';
+        echo $href;
+    } else {
+        echo '';
+    }
+}
\ No newline at end of file