diff --git a/public/react/src/modules/comment/Comment.css b/public/react/src/modules/comment/Comment.css
index 2f85846b6..f21a9c8cf 100644
--- a/public/react/src/modules/comment/Comment.css
+++ b/public/react/src/modules/comment/Comment.css
@@ -238,6 +238,7 @@
     width: 100%;
     word-wrap: break-word;
     margin-bottom: 4px;
+    margin-top: 4px;
 }
 .childComment .break_word_comments{
     line-height: 22px;
diff --git a/public/react/src/modules/courses/boards/TopicDetail.js b/public/react/src/modules/courses/boards/TopicDetail.js
index e333c17ee..325bbde0d 100644
--- a/public/react/src/modules/courses/boards/TopicDetail.js
+++ b/public/react/src/modules/courses/boards/TopicDetail.js
@@ -416,7 +416,7 @@ class TopicDetail extends Component {
           
           const user = this._getUser();
           this.setState({
-            comments: addNewComment(comments, _id, content, user)
+            comments: addNewComment(comments, _id, content, user, this)
           })
           const newMemo2 = Object.assign({}, this.state.memo);
           newMemo2.total_replies_count = newMemo2.total_replies_count + 1;
@@ -531,6 +531,10 @@ class TopicDetail extends Component {
             .topicDetail #forum_list .return_btn.no_mr {
               margin-right: 1px;
             }
+            /* 有内容时，编辑器下方的边框*/
+            .topicDetail .borderBottom.commentInputs {
+              border-bottom: 1px solid rgb(238, 238, 238);
+            }
             .independent {
               background: rgb(250, 250, 250);
               padding-bottom: 20px;
@@ -661,7 +665,7 @@ class TopicDetail extends Component {
                     </div>
                     
                       <MemoDetailMDEditor ref="editor" memo={memo} usingMockInput={true} placeholder="说点什么" 
-                          height={160} showError={true} buttonText={'发表'}></MemoDetailMDEditor>
+                          height={160} showError={true} buttonText={'发表'} className={comments && comments.length && 'borderBottom'}></MemoDetailMDEditor>
 
                   {/*  onClick={ this.createNewComment } 
                         enableReplyTo={true}
diff --git a/public/react/src/modules/courses/common/CommentsHelper.js b/public/react/src/modules/courses/common/CommentsHelper.js
index b4254445d..e513263bc 100644
--- a/public/react/src/modules/courses/common/CommentsHelper.js
+++ b/public/react/src/modules/courses/common/CommentsHelper.js
@@ -64,13 +64,13 @@ export function handleContentBeforeCreateNew(argContent) {
   return content
 }
 
-export function addNewComment(comments, _id, content, user, isSuperAdmin) {
+export function addNewComment(comments, _id, content, user, isSuperAdmin, parentComponent) {
   if (!comments) {
     comments = [];
   }
   comments.unshift( {
     "can_delete": true,
-    "admin": user.admin,
+    "admin": parentComponent ? parentComponent.props.isAdmin() : user.admin ,
     isSuperAdmin: isSuperAdmin,
     "content": content,
 
diff --git a/public/react/src/modules/courses/common/comments/CommonReply.js b/public/react/src/modules/courses/common/comments/CommonReply.js
index 739e62c97..dae21949c 100644
--- a/public/react/src/modules/courses/common/comments/CommonReply.js
+++ b/public/react/src/modules/courses/common/comments/CommonReply.js
@@ -76,7 +76,7 @@ class CommonReply extends Component{
         const isSuperAdmin = this.props.isSuperAdmin()
         
         this.setState({
-          comments: addNewComment(this.state.comments, _id, content, user, isSuperAdmin),
+          comments: addNewComment(this.state.comments, _id, content, user, isSuperAdmin, this),
           total_count: this.state.total_count + 1
         })
         this.refs.editor.showEditor();
diff --git a/public/react/src/modules/courses/graduation/tasks/GraduationTaskssettingReply.js b/public/react/src/modules/courses/graduation/tasks/GraduationTaskssettingReply.js
index 664c4a629..4281d0ec6 100644
--- a/public/react/src/modules/courses/graduation/tasks/GraduationTaskssettingReply.js
+++ b/public/react/src/modules/courses/graduation/tasks/GraduationTaskssettingReply.js
@@ -73,7 +73,7 @@ class GraduationTaskssettingReply extends Component{
         
         const user = this._getUser();
         this.setState({
-          comments: addNewComment(this.state.comments, _id, content, user),
+          comments: addNewComment(this.state.comments, _id, content, user, this.props.isSuperAdmin(), this),
           total_count: this.state.total_count + 1
         })
         this.refs.editor.showEditor();
diff --git a/public/react/src/modules/courses/graduation/topics/GraduateTopicReply.js b/public/react/src/modules/courses/graduation/topics/GraduateTopicReply.js
index 114efa213..4e318a0c1 100644
--- a/public/react/src/modules/courses/graduation/topics/GraduateTopicReply.js
+++ b/public/react/src/modules/courses/graduation/topics/GraduateTopicReply.js
@@ -67,7 +67,7 @@ class GraduateTopicReply extends Component{
         
         const user = this._getUser();
         this.setState({
-          comments: addNewComment(this.state.comments, _id, content, user),
+          comments: addNewComment(this.state.comments, _id, content, user, this.props.isSuperAdmin(), this),
           total_count: this.state.total_count + 1
         })
         this.refs.editor.showEditor();
diff --git a/public/react/src/modules/forums/MemoDetailMDEditor.js b/public/react/src/modules/forums/MemoDetailMDEditor.js
index 6fd650cea..68445b0d7 100644
--- a/public/react/src/modules/forums/MemoDetailMDEditor.js
+++ b/public/react/src/modules/forums/MemoDetailMDEditor.js
@@ -117,7 +117,7 @@ class MemoDetailMDEditor extends Component {
 		this.initMDEditor()
 	}
 	render() {
-		const { match, history, memo, placeholder } = this.props
+		const { match, history, memo, placeholder, className } = this.props
 		const { isInited, errorMsg } = this.state
 		if (!memo) {
 			return <div></div>
@@ -154,7 +154,7 @@ class MemoDetailMDEditor extends Component {
 						}
 					`}</style>
 					<div style={{ display: isInited ? 'none' : '', borderBottom: `${this.props.commentsLength == 0 ? 'none' : '1px solid #EEEEEE'}`}} 
-								className="mockInputWrapper commentInput" >
+								className={`mockInputWrapper commentInput ${className}`} >
 						<input onClick={this.onMockInputClick} placeholder={placeholder || '我要回复'}></input>
 						<a href="javascript:void(0)" 
 								onClick={this.onMockInputClick}	className="commentsbtn task-btn task-btn-blue">
@@ -172,7 +172,7 @@ class MemoDetailMDEditor extends Component {
 							`
 						} */}
 					</style>
-					<div nhname={`new_message_${memo.id}`} className="commentInput  commentInputs"
+					<div nhname={`new_message_${memo.id}`} className={`commentInput  commentInputs ${className}`}
 							style={{ padding: '30px',boxSizing:"border-box", display: isInited ? '' : 'none', paddingBottom: '40px' }} >
 						<div id="memo_comment_editorMd" className="editorMD" style={{ marginBottom: '0px'
 								, border: errorMsg ? '1px solid red' : '1px solid #ddd'}}>
diff --git a/public/react/src/scripts/concat.js b/public/react/src/scripts/concat.js
index 3a40eef91..67e8d4836 100644
--- a/public/react/src/scripts/concat.js
+++ b/public/react/src/scripts/concat.js
@@ -97,3 +97,51 @@ return;
 
 // var uglified = uglify.minify(['file1.js', 'file2.js', 'file3.js']);
 
+
+
+/**
+	优化
+	underscore被单独加载了，去掉'D:\\Code\\trustieplus\\public\\react\\public\\js\\editormd\\underscore.min.js',
+    marked  
+		raphaeljs  sequence diagrams 1.0.4
+
+
+	统计 js_min_all加载的js：
+	https://github.com/paulmillr/es6-shim
+	jQuery v1.8.3 jquery.com 
+	Underscore.js 1.8.2
+	marked v0.3.3
+	？？？
+	Raphaël 2.1.3 - JavaScript Vector Library   
+	flowchart, v1.3.4
+	editormd.js 
+	CodeMirror
+	cm   active-line.js
+	cm   mode javascript
+	cm   merge.js
+	CodeMirror addon hint 
+	cm   showHint
+	cm   anyword-hint 
+	CodeMirror python
+	CodeMirror c-like(java)
+	CodeMirror matchbrackets
+
+
+
+	？？？——>
+	// Copyright (C) 2006 Google Inc.
+	//
+	// Licensed under the Apache License, Version 2.0 (the "License");
+	// you may not use this file except in compliance with the License.
+	// You may obtain a copy of the License at
+	//
+	//      http://www.apache.org/licenses/LICENSE-2.0
+	//
+	// Unless required by applicable law or agreed to in writing, software
+	// distributed under the License is distributed on an "AS IS" BASIS,
+	// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+	// See the License for the specific language governing permissions and
+	// limitations under the License.
+
+
+ */
\ No newline at end of file