diff --git a/app/views/student_work/_work_attachments.html.erb b/app/views/student_work/_work_attachments.html.erb
index a75f68f70..098bb94d0 100644
--- a/app/views/student_work/_work_attachments.html.erb
+++ b/app/views/student_work/_work_attachments.html.erb
@@ -2,7 +2,7 @@
     <div id="attachment_<%= attachment.id%>">
       <%= link_to_short_attachment attachment, :class => 'link_file_a fl', :download => true -%>
       <%= link_to('&nbsp;'.html_safe, attachment_path(attachment, :format => 'js'), :method => 'delete', :remote => true, :title => '删除', :class => 'remove-upload fl', :confirm => l(:text_are_you_sure)) if attachment.id && User.current == attachment.author %>
-      <span class="ml5 fl">(<%= number_to_human_size attachment.filesize %>)</span>
+      <span class="postAttSize fl ">(<%= number_to_human_size attachment.filesize %>)</span>
       <div class="cl"></div>
     </div>
 <% end -%>
diff --git a/app/views/users/_project_issue.html.erb b/app/views/users/_project_issue.html.erb
index bda391f23..c5b777286 100644
--- a/app/views/users/_project_issue.html.erb
+++ b/app/views/users/_project_issue.html.erb
@@ -48,19 +48,26 @@
         <% if activity.attachments.any? %>
             <% activity.attachments.each do |attachment| %>
                 <div class="break_word">
+                  <span class="fl">
                   <span title="<%= attachment.filename %>" id="attachment_">
-                    <%= link_to_short_attachment attachment,:length=> 58, :class => 'homepagePostFileAtt newsBlue', :download => true -%>
+                    <%= link_to_short_attachment attachment,:length=> 58, :class => 'link_file_a fl newsBlue', :download => true -%>
                   </span>
                   <% if attachment.is_text? %>
                       <%= link_to image_tag('magnifier.png'),
                                   :controller => 'attachments',
                                   :action => 'show',
                                   :id => attachment,
+                                  :class => 'fl',
                                   :filename => attachment.filename %>
                   <% end %>
+                  </span>
                   <span class="postAttSize">(
                     <%= number_to_human_size attachment.filesize %>)
                   </span>
+                  <span class="author" title="<%= attachment.author%>">
+                    <%= link_to h(truncate(attachment.author.name, length: 10, omission: '...')),user_path(attachment.author),:class => "c_orange" %>,
+                    <%= format_time(attachment.created_on) %>
+                  </span>
                 </div>
             <% end %>
         <% end %>
diff --git a/public/stylesheets/application.css b/public/stylesheets/application.css
index dbc91353b..727d79538 100644
--- a/public/stylesheets/application.css
+++ b/public/stylesheets/application.css
@@ -1862,7 +1862,7 @@ span.required {color: #bb0000;}
 #attachments_fields .ajax-waiting input.filename {background:url(../images/hourglass.png) no-repeat 0px 50%;}
 #attachments_fields .ajax-loading input.filename {background:url(../images/loading.gif) no-repeat 0px 50%;}
 #attachments_fields div.ui-progressbar { width: 100px; height:14px; margin: 2px 0 -5px 8px; display: inline-block; }
-a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%; width:1px; display:inline-block; padding-left:16px;}
+a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%; width:1px; display:inline-block; padding-left:16px;margin-left: 5px;}
 a.remove-upload:hover {text-decoration:none !important;}
 
 /*gcm upload file count and deleteall*/
diff --git a/public/stylesheets/courses.css b/public/stylesheets/courses.css
index a49fde333..d75b33c2f 100644
--- a/public/stylesheets/courses.css
+++ b/public/stylesheets/courses.css
@@ -159,9 +159,9 @@ a.postOptionLink:hover {color:#ffffff; background-color:#269ac9;}
 .table_maxWidth table {max-width: 642px;}
 .homepagePostProjectState {width:52px; height:20px; line-height:20px; border-radius:1px; background-color:#28be6c; color:#ffffff; text-align:center; vertical-align:middle; font-size:12px; display:inline-block; margin-left:5px;}
 .homepagePostAssignTo {float:left; font-size:14px; color:#269ac9;}
-.homepagePostFileAtt {height:22px; line-height:22px; vertical-align:middle; background:url(../images/public_icon.png) -27px -577px no-repeat; padding-left:25px; font-size:14px; margin-right:25px;}
+.homepagePostFileAtt {height:22px; line-height:22px; vertical-align:middle; background:url(../images/public_icon.png) -27px -577px no-repeat; padding-left:25px; font-size:14px;}
 .homepagePostImageAtt {height:22px; line-height:22px; vertical-align:middle; background:url(../images/homepage_icon.png) -86px -195px no-repeat; padding-left:35px; font-size:14px; margin-right:25px;}
-.postAttSize {color:#888888; font-size:12px;}
+.postAttSize {color:#888888; font-size:12px; margin-left: 5px;}
 a.postGrey {color:#484848;}
 a.postGrey:hover {color:#000000;}
 a.gz_btn{display:block; background:url(../images/pic_uersall.png) -318px -25px no-repeat; width:53px; height:18px; border:1px solid #cdcdcd; color:#333333; padding:0px 0 0 18px;margin-top: 2px;margin-right: 15px;}
@@ -551,7 +551,7 @@ blockquote {background: #e8e8e8;padding: 10px;margin-bottom: 5px;word-break: bre
 
 #attachments_fields input.description {margin-left: 4px;width: 100px;}
 #attachments_fields span.ispublic-label {display: inline-block;width: 30px;margin-left: 10px;}
-a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;}
+a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;margin-left: 5px;}
 #attachments_fields input.filename {border: 0;height: 1.8em;width: 150px;color: #555;background-color: inherit;background: url(../images/attachment.png) no-repeat 1px 50%;padding-left: 18px;padding-top: 2px; white-space: nowrap; text-overflow:ellipsis;}
 span.add_attachment {font-size: 80%;line-height: 2.5em;}
 #attachments_fields span {display: block;white-space: nowrap;}
@@ -569,7 +569,7 @@ span.add_attachment {font-size: 80%;line-height: 2.5em;}
 a.remove-upload:hover {text-decoration:none !important;}
 
 .attachments_fields span.ispublic-label {display: inline-block;width: 30px;margin-left: 10px;}
-a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;}
+a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;margin-left: 5px;}
 .attachments_fields input.filename {border: 0;height: 1.8em;width: 150px;color: #555;background-color: inherit;background: url(../images/attachment.png) no-repeat 1px 50%;padding-left: 18px;padding-top: 2px;}
 span.add_attachment {font-size: 80%;line-height: 2.5em;}
 .attachments_fields span {display: block;white-space: nowrap;}
@@ -973,7 +973,7 @@ a:hover.icon_remove{background:url(../images/course/icons.png) -20px -338px no-r
 .SearchIcon:hover{background:url(../images/homepage_icon2.png) 676px -419px no-repeat; }
 a.link_file{ background:url(../images/pic_file.png) 0 2px no-repeat; padding-left:20px; }
 a:hover.link_file{ background:url(../images/pic_file.png) 0 -25px no-repeat; color:#3ca5c6;}
-a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;}
+a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;margin-left: 5px;}
 a.FilesName{ max-width:540px;overflow:hidden; white-space:nowrap; text-overflow:ellipsis; display:block;}
 a.FilesName02{ max-width:665px;overflow:hidden; white-space:nowrap; text-overflow:ellipsis; display:block;}
 .ProResultUl span { display:block; float:left;}
diff --git a/public/stylesheets/new_user.css b/public/stylesheets/new_user.css
index 6d471a88f..3550efe64 100644
--- a/public/stylesheets/new_user.css
+++ b/public/stylesheets/new_user.css
@@ -686,9 +686,9 @@ a.postOptionLink:hover {color:#ffffff; background-color:#269ac9;}
 .table_maxWidth table {max-width: 642px;}
 .homepagePostProjectState {width:52px; height:20px; line-height:20px; border-radius:1px; background-color:#28be6c; color:#ffffff; text-align:center; vertical-align:middle; font-size:12px; display:inline-block; margin-left:5px;}
 .homepagePostAssignTo {float:left; font-size:14px; color:#269ac9;}
-.homepagePostFileAtt {height:22px; line-height:22px; vertical-align:middle; background:url(../images/public_icon.png) -27px -577px no-repeat; padding-left:25px; font-size:14px; margin-right:25px;}
+.homepagePostFileAtt {height:22px; line-height:22px; vertical-align:middle; background:url(../images/public_icon.png) -27px -577px no-repeat; padding-left:25px; font-size:14px;}
 .homepagePostImageAtt {height:22px; line-height:22px; vertical-align:middle; background:url(../images/homepage_icon.png) -86px -195px no-repeat; padding-left:35px; font-size:14px; margin-right:25px;}
-.postAttSize {color:#888888; font-size:12px;}
+.postAttSize {color:#888888; font-size:12px; margin-left: 5px;}
 a.postGrey {color:#484848;}
 a.postGrey:hover {color:#000000;}
 a.gz_btn{display:block; background:url(../images/pic_uersall.png) -318px -25px no-repeat; width:53px; height:18px; border:1px solid #cdcdcd; color:#333333; padding:0px 0 0 18px;margin-top: 2px;margin-right: 15px;}
@@ -1078,7 +1078,7 @@ a:hover.icon_remove{background:url(../images/course/icons.png) -20px -338px no-r
 .SearchIcon:hover{background:url(../images/homepage_icon2.png) 676px -419px no-repeat; }
 a.link_file{ background:url(../images/pic_file.png) 0 2px no-repeat; padding-left:20px; }
 a:hover.link_file{ background:url(../images/pic_file.png) 0 -25px no-repeat; color:#3ca5c6;}
-a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;}
+a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;margin-left: 5px;}
 a.FilesName{ max-width:540px;overflow:hidden; white-space:nowrap; text-overflow:ellipsis; display:block;}
 a.FilesName02{ max-width:665px;overflow:hidden; white-space:nowrap; text-overflow:ellipsis; display:block;}
 .ProResultUl span { display:block; float:left;}
@@ -1307,3 +1307,5 @@ a:hover.link_file_a{ background:url(../images/pic_file.png) 0 -25px no-repeat; c
 .list_style ul li{list-style-type: disc;margin-left: 20px;}
 .ul_grey li {color:#909090; list-style-position:inside; padding-left:1px;list-style-image:url('../images/news_dot2.png')}
 .ul_normal_color li {list-style-position:inside; padding-left:1px; list-style-image:url('../images/news_dot.png')}
+
+span.author { font-size: 0.9em; color: #888; }
diff --git a/public/stylesheets/project.css b/public/stylesheets/project.css
index 27bb66bbb..1c31f603f 100644
--- a/public/stylesheets/project.css
+++ b/public/stylesheets/project.css
@@ -359,7 +359,7 @@ blockquote {background: #eeeeee;padding: 10px;margin-bottom: 10px;}
 a.remove-upload:hover {text-decoration:none !important;}
 
 #attachments_fields span.ispublic-label {display: inline-block;width: 30px;margin-left: 10px;}
-a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;}
+a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;margin-left: 5px;}
 #attachments_fields input.filename {border: 0;height: 1.8em;width: 150px;color: #555;background-color: inherit;background: url(../images/attachment.png) no-repeat 1px 50%;padding-left: 18px;padding-top: 2px;  white-space: nowrap; text-overflow:ellipsis;}
 span.add_attachment {font-size: 80%;line-height: 2.5em;}
 #attachments_fields span {display: block;white-space: nowrap;}
@@ -377,7 +377,7 @@ a.remove-upload:hover {text-decoration:none !important;}
 
 
 .attachments_fields span.ispublic-label {display: inline-block;width: 30px;margin-left: 10px;}
-a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;}
+a.remove-upload {background: url(../images/delete.png) no-repeat 1px 50%;width: 1px;display: inline-block;padding-left: 16px;margin-left: 5px;}
 .attachments_fields input.filename {border: 0;height: 1.8em;width: 150px;color: #555;background-color: inherit;background: url(../images/attachment.png) no-repeat 1px 50%;padding-left: 18px;padding-top: 2px;}
 span.add_attachment {font-size: 80%;line-height: 2.5em;}
 .attachments_fields span {display: block;white-space: nowrap;}
diff --git a/public/stylesheets/public.css b/public/stylesheets/public.css
index d4a394b23..91b073233 100644
--- a/public/stylesheets/public.css
+++ b/public/stylesheets/public.css
@@ -572,9 +572,9 @@ a.postReplyCancel:hover {color:#ffffff;}
 .table_maxWidth table {max-width: 642px;}
 .homepagePostProjectState {width:42px; height:20px; line-height:20px; border-radius:1px; background-color:#28be6c; color:#ffffff; text-align:center; vertical-align:middle; font-size:12px; display:inline-block; margin-left:5px;}
 .homepagePostAssignTo {float:left; font-size:14px; color:#15bccf; height:30px; line-height:30px; vertical-align:middle;}
-.homepagePostFileAtt {height:22px; line-height:22px; vertical-align:middle; background:url(../images/homepage_icon.png) -85px -150px no-repeat; padding-left:35px; font-size:14px; margin-right:25px;}
+.homepagePostFileAtt {height:22px; line-height:22px; vertical-align:middle; background:url(../images/homepage_icon.png) -85px -150px no-repeat; padding-left:35px; font-size:14px;}
 .homepagePostImageAtt {height:22px; line-height:22px; vertical-align:middle; background:url(../images/homepage_icon.png) -86px -195px no-repeat; padding-left:35px; font-size:14px; margin-right:25px;}
-.postAttSize {color:#888888; font-size:12px;}
+.postAttSize {color:#888888; font-size:12px; margin-left: 5px;}
 a.postGrey {color:#484848;}
 a.postGrey:hover {color:#000000;}
 .homepagePostReplyjournal{margin-left: 15px; float: left;}