diff --git a/public/assets/wechat/blog_detail.html b/public/assets/wechat/blog_detail.html
index ceac87d03..dded5d644 100644
--- a/public/assets/wechat/blog_detail.html
+++ b/public/assets/wechat/blog_detail.html
@@ -33,7 +33,7 @@
 
                 <div ng-if="blog.blog_comment_children == ''" style="border-top:1px solid #ccc;"></div>
                 <div class="post-reply-wrap" ng-repeat="journal in blog.blog_comment_children">
-                    <div class="post-reply-row">
+                    <div class="post-reply-row mb50">
                         <div class="post-avatar fl mr10"><img ng-src="{{journal.user.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                         <div class="post-dynamic-author hidden fl">
                             {{journal.user.realname}}
diff --git a/public/assets/wechat/course_discussion.html b/public/assets/wechat/course_discussion.html
index 4c2d2ff03..83b4c70c3 100644
--- a/public/assets/wechat/course_discussion.html
+++ b/public/assets/wechat/course_discussion.html
@@ -31,7 +31,7 @@
                 <div id="all_course_message_reply">
                     <div ng-if="discussion.message_children == ''" style="border-top:1px solid #ccc;"></div>
                     <div class="post-reply-wrap" ng-repeat="journal in discussion.message_children">
-                        <div class="post-reply-row">
+                        <div class="post-reply-row mb50">
                             <div class="post-avatar fl mr10"><img ng-src="{{journal.user.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                             <div class="post-dynamic-author hidden fl">
                                 {{journal.user.realname}}
diff --git a/public/assets/wechat/course_notice.html b/public/assets/wechat/course_notice.html
index e1d131297..3335b78b7 100644
--- a/public/assets/wechat/course_notice.html
+++ b/public/assets/wechat/course_notice.html
@@ -30,7 +30,7 @@
             <div id="all_news_reply">
                 <div ng-if="news.comments == ''" style="border-top:1px solid #ccc;"></div>
                 <div class="post-reply-wrap" ng-repeat="comments in news.comments">
-                    <div class="post-reply-row">
+                    <div class="post-reply-row mb50">
                         <div class="post-avatar fl mr10"><img ng-src="{{comments.author.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                         <div class="post-dynamic-author hidden fl">
                             {{comments.author.realname}}
diff --git a/public/assets/wechat/homework_detail.html b/public/assets/wechat/homework_detail.html
index bee40bfdf..2f6d60c88 100644
--- a/public/assets/wechat/homework_detail.html
+++ b/public/assets/wechat/homework_detail.html
@@ -35,7 +35,7 @@
 
                 <div ng-if="homework.journals_for_messages == ''" style="border-top:1px solid #ccc;"></div>
                 <div class="post-reply-wrap" ng-repeat="journal in homework.journals_for_messages">
-                    <div class="post-reply-row">
+                    <div class="post-reply-row mb50">
                         <div class="post-avatar fl mr10"><img ng-src="{{journal.user.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                         <div class="post-dynamic-author hidden fl">
                             {{journal.user.realname}}
diff --git a/public/assets/wechat/issue_detail.html b/public/assets/wechat/issue_detail.html
index dd9503a5b..fe6115017 100644
--- a/public/assets/wechat/issue_detail.html
+++ b/public/assets/wechat/issue_detail.html
@@ -36,7 +36,7 @@
             <div id="all_issue_reply">
                 <div ng-if="issue.issue_journals == ''" style="border-top:1px solid #ccc;"></div>
                 <div class="post-reply-wrap" ng-repeat="journal in issue.issue_journals">
-                    <div class="post-reply-row">
+                    <div class="post-reply-row mb50">
                         <div class="post-avatar fl mr10"><img ng-src="{{journal.user.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                         <div class="post-dynamic-author hidden fl">
                             {{journal.user.realname}}
diff --git a/public/assets/wechat/jour_message_detail.html b/public/assets/wechat/jour_message_detail.html
index cf5e1d2c9..b880c65ec 100644
--- a/public/assets/wechat/jour_message_detail.html
+++ b/public/assets/wechat/jour_message_detail.html
@@ -31,7 +31,7 @@
 
                 <div ng-if="message.child_reply == ''" style="border-top:1px solid #ccc;"></div>
                 <div class="post-reply-wrap" ng-repeat="journal in message.child_reply">
-                    <div class="post-reply-row">
+                    <div class="post-reply-row mb50">
                         <div class="post-avatar fl mr10"><img ng-src="{{journal.user.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                         <div class="post-dynamic-author hidden fl">
                             {{journal.user.realname}}
diff --git a/public/assets/wechat/project_discussion.html b/public/assets/wechat/project_discussion.html
index b90d35b91..1965de426 100644
--- a/public/assets/wechat/project_discussion.html
+++ b/public/assets/wechat/project_discussion.html
@@ -32,7 +32,7 @@
             <div id="all_course_message_reply">
                 <div ng-if="discussion.message_children == ''" style="border-top:1px solid #ccc;"></div>
                 <div class="post-reply-wrap" ng-repeat="journal in discussion.message_children">
-                    <div class="post-reply-row">
+                    <div class="post-reply-row mb50">
                         <div class="post-avatar fl mr10"><img ng-src="{{journal.user.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                         <div class="post-dynamic-author hidden fl">
                             {{journal.user.realname}}
diff --git a/public/javascripts/wechat/build/app.min.js b/public/javascripts/wechat/build/app.min.js
index 7f9e91eb0..5d8adaf6b 100644
--- a/public/javascripts/wechat/build/app.min.js
+++ b/public/javascripts/wechat/build/app.min.js
@@ -19,6 +19,6 @@ app.controller("RegController",["$scope","$http","$location","alertService","$lo
 app.controller("SendClassListController",["$scope","$http","$routeParams","config","auth","alertService","rms",function(e,s,o,a,t,r,c){var n=e,l=o.id;n.alertService=r.create(),n.syllabuses=[];var i=function(){s.get(a.apiUrl+"syllabuses?token="+t.token()).then(function(e){console.log(e.data),n.syllabuses=e.data.data})};i(),n.selectCourse=function(e){"boolean"!=typeof e.checked&&(e.checked=!1),e.checked=!e.checked},n.sendToCourses=function(){var e=[];for(var o in n.syllabuses)for(var r in n.syllabuses[o].courses)n.syllabuses[o].courses[r].checked&&e.push(n.syllabuses[o].courses[r].id);return e.length<=0?void n.alertService.showMessage("提醒","请先选择班级"):void s.post(a.apiUrl+"resources/send",{token:t.token(),course_ids:e,send_id:l}).then(function(e){console.log(e.data),0==e.data.status?n.alertService.showMessage("提示","发送成功",function(){window.history.back()}):n.alertService.showMessage("发送出错",e.data.message)})}}]);
 app.directive("myAlert",["config",function(t){return{templateUrl:t.rootPath+"templates/alert.html",scope:{title:"=",message:"=",visible:"=",cb:"="},link:function(t){t.dismiss=function(){t.visible=!1,"function"==typeof t.cb&&t.cb()}}}}]),app.directive("myAlert2",["config",function(t){return{templateUrl:t.rootPath+"templates/alert2.html",scope:{title:"=",message:"=",visible:"=",cb:"="},link:function(t){t.dismiss=function(){t.visible=!1},t.confirm=function(){t.visible=!1,"function"==typeof t.cb&&t.cb()}}}}]);
 app.directive("pwdconfirm",function(){return{require:"ngModel",link:function(r,n,i,e){e.$validators.pwdconfirm=function(n,i){return r.user&&r.user.password==i}}}});
-app.directive("inputAuto",function(){return{restrict:"A",scope:{},link:function(n,t){var e=t.parent().children().eq(0),i=t.parent().next();t.on("input",function(){console.log(i),e.html(t[0].value);var n=e[0].scrollHeight;t.css("height",n+"px")}),i.on("click",function(){t.css("height","28px")})}}});
+app.directive("inputAuto",function(){return{restrict:"A",scope:{},link:function(n,t){var e=t.parent().children().eq(0),i=t.next();t.on("input",function(){console.log(i),e.html(t[0].value);var n=e[0].scrollHeight;t.css("height",n+"px")}),i.on("click",function(){t.css("height","28px")})}}});
 app.directive("loadingSpinner",["$http","config",function(t,e){return{templateUrl:e.rootPath+"templates/loading.html"}}]);
 app.config(["$routeProvider","$httpProvider","$locationProvider","config",function(e,o,t,l){var r=l.rootPath,s={delay:["auth",function(e){return e.get_bind()}]},n=function(e,o){return{templateUrl:r+e,controller:o,resolve:s}};e.when("/login",{templateUrl:r+"login.html",controller:"LoginController"}).when("/reg",{templateUrl:r+"reg.html",controller:"RegController"}).when("/activites",n("activities.html","ActivityController")).when("/issues/:id",n("issue_detail.html","IssueController")).when("/project_discussion/:id",n("project_discussion.html","DiscussionController")).when("/homework/:id",n("homework_detail.html","HomeworkController")).when("/course_notice/:id",n("course_notice.html","CourseNoticeController")).when("/course_discussion/:id",n("course_discussion.html","DiscussionController")).when("/journal_for_message/:id",n("jour_message_detail.html","JournalsController")).when("/blog_comment/:id",n("blog_detail.html","BlogController")).when("/class",n("class.html","ClassController")).when("/new_class",n("new_class.html","NewClassController")).when("/edit_class",n("edit_class.html","EditClassController")).when("/class_list",n("class_list.html","ClassListController")).when("/myresource",n("myresource.html","MyResourceController")).when("/invite_code",n("invite_code.html","InviteCodeController")).when("/send_class_list",n("send_class_list.html","SendClassListController")).otherwise({redirectTo:"/activites"}),o.interceptors.push(["$q","$rootScope",function(e,o){return void 0==o.activeCalls&&(o.activeCalls=0),{request:function(e){return o.activeCalls+=1,e},requestError:function(e){return o.activeCalls-=1,e},response:function(e){return o.activeCalls-=1,e},responseError:function(e){return o.activeCalls-=1,e}}}])}]);
\ No newline at end of file
diff --git a/public/stylesheets/weui/weixin.css b/public/stylesheets/weui/weixin.css
index 5deb0ac99..8b980d33f 100644
--- a/public/stylesheets/weui/weixin.css
+++ b/public/stylesheets/weui/weixin.css
@@ -28,6 +28,7 @@ blockquote {border:1px solid #d4d4d4; padding: 0.6em; margin: 5px 0.4em 5px 1.4e
 .mb5 {margin-bottom:5px;}
 .mb10 {margin-bottom:10px;}
 .mb20 {margin-bottom:20px;}
+.mb50 {margin-bottom:50px;}
 .ml5 {margin-left:5px;}
 .ml10 {margin-left:10px;}
 .mr5 {margin-right:5px;}