diff --git a/modules/blog/skins/cozy_simple/comment.html b/modules/blog/skins/cozy_simple/comment.html
index dad209923..9aaefded9 100644
--- a/modules/blog/skins/cozy_simple/comment.html
+++ b/modules/blog/skins/cozy_simple/comment.html
@@ -1,4 +1,4 @@
-<div id="reply" class="comment">
+<div id="reply_{$oDocument->document_srl}" class="reply comment">
     {@ $idx = 0 }
 <!--@if($oDocument->getCommentCount())-->
     <!--@foreach($oDocument->getComments() as $key => $val)-->
diff --git a/modules/blog/skins/cozy_simple/css/common.css b/modules/blog/skins/cozy_simple/css/common.css
index 6da8a6902..32886f95f 100644
--- a/modules/blog/skins/cozy_simple/css/common.css
+++ b/modules/blog/skins/cozy_simple/css/common.css
@@ -189,17 +189,17 @@ Jeong, Chan Myeong 070601~070630
 .blogRead .replyAndTrackback a#toggleReply { background:url(../images/common/buttonToggleReply.gif) no-repeat right top;}
 .blogRead .replyAndTrackback a#toggleTrackback { background:url(../images/common/buttonToggleReply.gif) no-repeat right -13px;}
 
-.blogRead #reply,
-.blogRead #trackback { color:#666666; border-left:1px solid #EAEAEA; border-right:1px solid #EAEAEA; border-bottom:1px solid #EAEAEA; padding-top:1em;}
-.blogRead #reply { }
-.blogRead #trackback { display:none;}
+.blogRead .reply,
+.blogRead .trackback { color:#666666; border-left:1px solid #EAEAEA; border-right:1px solid #EAEAEA; border-bottom:1px solid #EAEAEA; padding-top:1em;}
+.blogRead .reply { }
+.blogRead .trackback { display:none;}
 
 .blogRead .topBorder { border-top:1px solid #EAEAEA; }
 
-.blogRead #reply .contentBox,
-.blogRead #trackback .contentBox { line-height:1.25em; color:#676767; clear:both; padding:1em; overflow:hidden;}
-.blogRead #reply .top_border, 
-.blogRead #trackback .top_border { border-top:1px dashed #d8d8d8;  }
+.blogRead .reply .contentBox,
+.blogRead .trackback .contentBox { line-height:1.25em; color:#676767; clear:both; padding:1em; overflow:hidden;}
+.blogRead .reply .top_border, 
+.blogRead .trackback .top_border { border-top:1px dashed #d8d8d8;  }
 
 .blogRead .contentBox .content { width:100%; overflow:hidden; clear:both; margin-bottom:1em; }
 .blogRead .contentBox .author { float:left; overflow:hidden; color:#3173a3;}
diff --git a/modules/blog/skins/cozy_simple/js/blog.js b/modules/blog/skins/cozy_simple/js/blog.js
index 9e448a914..1573f5106 100644
--- a/modules/blog/skins/cozy_simple/js/blog.js
+++ b/modules/blog/skins/cozy_simple/js/blog.js
@@ -105,16 +105,16 @@ function doChangeCategory(sel_obj, url) {
 }
 
 // Editor Reply And Trackback Toggle
-function toggleReply() {
-    xGetElementById('reply').style.display = 'block';
-    xGetElementById('trackback').style.display = 'none';
-    xGetElementById('toggleReply').parentNode.className = 'selected';
-    xGetElementById('toggleTrackback').parentNode.className = '';
+function toggleReply(id) {
+    xGetElementById('reply_'+id).style.display = 'block';
+    xGetElementById('trackback_'+id).style.display = 'none';
+    xGetElementById('toggleReply_'+id).parentNode.className = 'selected';
+    xGetElementById('toggleTrackback_'+id).parentNode.className = '';
 }
 
-function toggleTrackback() {
-    xGetElementById('reply').style.display = 'none';
-    xGetElementById('trackback').style.display = 'block';
-    xGetElementById('toggleReply').parentNode.className = '';
-    xGetElementById('toggleTrackback').parentNode.className = 'selected';
+function toggleTrackback(id) {
+    xGetElementById('reply_'+id).style.display = 'none';
+    xGetElementById('trackback_'+id).style.display = 'block';
+    xGetElementById('toggleReply_'+id).parentNode.className = '';
+    xGetElementById('toggleTrackback_'+id).parentNode.className = 'selected';
 }
diff --git a/modules/blog/skins/cozy_simple/trackback.html b/modules/blog/skins/cozy_simple/trackback.html
index 041158cc0..120a954fd 100644
--- a/modules/blog/skins/cozy_simple/trackback.html
+++ b/modules/blog/skins/cozy_simple/trackback.html
@@ -1,6 +1,6 @@
 <!-- 엮인글 목록 -->
 
-<div id="trackback" class="comment">
+<div id="trackback_{$oDocument->document_srl}" class="trackback comment">
 <!--@if($oDocument->getTrackbackCount())-->
 
     {@ $idx = 0 }
diff --git a/modules/blog/skins/cozy_simple/view_document.html b/modules/blog/skins/cozy_simple/view_document.html
index fa29547e9..7d144e461 100644
--- a/modules/blog/skins/cozy_simple/view_document.html
+++ b/modules/blog/skins/cozy_simple/view_document.html
@@ -96,11 +96,11 @@
     <div class="clear">
       <ul class="replyAndTrackback">
           <!--@if($grant->write_comment && $oDocument->allowComment()) -->
-              <li class="selected"><a href="#comment" id="toggleReply" onclick="toggleReply(); return false;">{$lang->comment}</a> <strong>{$oDocument->getCommentcount()}</strong></li>
+              <li class="selected"><a href="#comment" id="toggleReply_{$oDocument->document_srl}" onclick="toggleReply('{$oDocument->document_srl}'); return false;">{$lang->comment}</a> <strong>{$oDocument->getCommentcount()}</strong></li>
           <!--@end-->
 
           <!--@if($oDocument->allowTrackback())-->
-              <li><a href="#trackback" id="toggleTrackback" onclick="toggleTrackback(); return false;">{$lang->trackback}</a> <strong>{$oDocument->getTrackbackCount()}</strong></li>
+              <li><a href="#trackback" id="toggleTrackback_{$oDocument->document_srl}" onclick="toggleTrackback('{$oDocument->document_srl}'); return false;">{$lang->trackback}</a> <strong>{$oDocument->getTrackbackCount()}</strong></li>
           <!--@end-->
       </ul>
     </div>