diff --git a/app/helpers/courses_helper.rb b/app/helpers/courses_helper.rb
index 84aff1c25..aad350d22 100644
--- a/app/helpers/courses_helper.rb
+++ b/app/helpers/courses_helper.rb
@@ -98,11 +98,11 @@ module CoursesHelper
   end
 
 
-  alias teacherCountOrigin teacherCount
-  def teacherCount project
-    count = teacherCountOrigin project
-    garble count
-  end
+  #alias teacherCountOrigin teacherCount
+  #def teacherCount project
+  #  count = teacherCountOrigin project
+  #  garble count
+  #end
 
   # 注意：此方法有问题，速度慢且结果不准
  # alias studentCountOrigin studentCount
@@ -114,7 +114,7 @@ module CoursesHelper
   # 学生人数计算
   # add by nwb
   def studentCount course
-    count = course.student.count
+    count = searchStudent(course).count#course.student.count
     if count <= 5
       result = count.to_s
     elsif count < 10  && count > 5
@@ -125,6 +125,19 @@ module CoursesHelper
     result
   end
 
+  #课程成员数计算
+  def memberCount course
+    count = searchStudent(course).count + searchTeacherAndAssistant(course).count
+    if count <= 5
+      result = count.to_s
+    elsif count < 10  && count > 5
+      result = "5+"
+    else
+      result = (count-count % 10).to_s + "+"
+    end
+    result
+  end
+
   def eventToLanguageCourse event_type, course
     case event_type
       when "issue-note"
diff --git a/app/views/admin/users.html.erb b/app/views/admin/users.html.erb
index 41df178d8..834c9f6c2 100644
--- a/app/views/admin/users.html.erb
+++ b/app/views/admin/users.html.erb
@@ -26,9 +26,9 @@
     &nbsp;
 
     <div class="autoscroll">
-      <table class="list">
+      <table class="list" style="width: 100%;table-layout: fixed">
         <thead>
-        <tr>
+        <tr >
           <%= sort_header_tag('login', :caption => l(:field_login)) %>
           <%= sort_header_tag('firstname', :caption => l(:field_firstname)) %>
           <%= sort_header_tag('lastname', :caption => l(:field_lastname)) %>
@@ -40,16 +40,25 @@
           <th></th>
         </tr>
         </thead>
+        <col style="width: 20%" />
+        <col style="width: 10%" />
+        <col style="width: 5%" />
+        <col style="width: 20%" />
+        <col style="width: 5%" />
+        <col style="width: 15%" />
+        <col style="width: 15%" />
+        <col style="width: 5%" />
+        <col style="width: 5%" />
         <tbody>
         <% for user in @users -%>
             <tr class="<%= user.css_classes %> <%= cycle("odd", "even") %>">
-              <td class="username"><%= avatar(user, :size => "14") %><%= link_to h(user.login), edit_user_path(user) %></td>
-              <td class="firstname"><%= h(user.firstname) %></td>
-              <td class="lastname"><%= h(user.lastname) %></td>
-              <td class="email"><%= mail_to(h(user.mail)) %></td>
-              <td align="center"><%= checked_image user.admin? %></td>
-              <td class="created_on" align="center"><%= format_time(user.created_on) %></td>
-              <td class="last_login_on" align="center"><%= format_time(user.last_login_on) unless user.last_login_on.nil? %></td>
+              <td style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;" class="username" title='<%=user.login%>'> <%= avatar(user, :size => "14") %><%= link_to h(user.login), edit_user_path(user) %></td>
+              <td style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;" class="firstname" align="center" title='<%=user.firstname%>'><%= h(user.firstname) %></td>
+              <td style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;" class="lastname" align="center" title='<%=user.lastname%>'><%= h(user.lastname) %></td>
+              <td style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;" class="email" align="center" title='<%=user.mail%>'><%= mail_to(h(user.mail)) %></td>
+              <td style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;" align="center" align="center"><%= checked_image user.admin? %></td>
+              <td style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;" class="created_on" align="center" title='<%=format_time(user.created_on)%>'><%= format_time(user.created_on) %></td>
+              <td style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;" class="last_login_on" align="center" title='<%= format_time(user.last_login_on)%>'><%= format_time(user.last_login_on) unless user.last_login_on.nil? %></td>
               <td class="buttons"> <%= change_status_link(user) %>
                 <%= delete_link user_path(user, :back_url => admin_users_path(params)) unless User.current == user %> </td>
             </tr>
diff --git a/app/views/welcome/course.html.erb b/app/views/welcome/course.html.erb
index ae90ba3d7..4aa44a571 100644
--- a/app/views/welcome/course.html.erb
+++ b/app/views/welcome/course.html.erb
@@ -123,7 +123,7 @@
                 <div class='desc_item text_nowrap'>
                   [<%= get_course_term course %>]
                   <%= link_to(course.name.truncate(30, omission: '...'), course_path(course.id), :class => "d-g-blue d-p-project-name", :title => "#{course.name}") %>
-                  (<%= "#{studentCount(course)}人" %>)
+                  (<%= "#{memberCount(course)}人" %>)
                   <% files_count = course.attachments.count.to_s %>
                   (<%= link_to "#{files_count}份", course_files_path(course) %>资料)
                 </div>
@@ -164,7 +164,7 @@
                 <div class='desc_item text_nowrap'>
                   [<%= get_course_term course %>]
                   <%= link_to(course.name.truncate(30, omission: '...'), course_path(course.id), :class => "d-g-blue d-p-project-name", :title => "#{course.name}") %>
-                  (<%= "#{studentCount(course)}人" %>)
+                  (<%= "#{memberCount(course)}人" %>)
                   <% files_count = course.attachments.count.to_s %>
                   (<%= link_to "#{files_count}份", course_files_path(course) %>资料)
                 </div>
@@ -211,7 +211,7 @@
                     <div class='desc_item text_nowrap'>
                       [<%= get_course_term course %>]
                       <%= link_to(course.name.truncate(30, omission: '...'), course_path(course.id), :class => "d-g-blue d-p-project-name", :title => "#{course.name}") %>
-                      (<%= "#{studentCount(course)}人" %> )
+                      (<%= "#{memberCount(course)}人" %> )
                       <% files_count = course.attachments.count.to_i.to_s %>
                       (<%= link_to "#{files_count}份", course_files_path(course) %>资料)
                     </div>