diff --git a/app/controllers/student_work_controller.rb b/app/controllers/student_work_controller.rb
index b79adda2d..650d97555 100644
--- a/app/controllers/student_work_controller.rb
+++ b/app/controllers/student_work_controller.rb
@@ -689,7 +689,12 @@ class StudentWorkController < ApplicationController
     unless params[:name].nil?
       name = params[:name]
     end
-    all_student_ids = "(" + @homework.course.student.map{|student| student.student_id}.join(",") + ")"
+    if @homework.homework_detail_group.base_on_project == 0
+      all_student_ids = "(" + @homework.course.student.map{|student| student.student_id}.join(",") + ")"
+    else
+      pro = Project.find @homework.student_work_projects.where("user_id=?",User.current.id).first.project_id
+      all_student_ids = "(" + pro.members.map{|member| member.user_id}.join(",") + ")"
+    end
     all_students = User.where("id in #{all_student_ids}")
     @commit_student_ids = @homework.student_work_projects.map{|student| student.user_id}
     @users = searchstudent_by_name all_students,name
diff --git a/app/views/student_work/_choose_group_member.html.erb b/app/views/student_work/_choose_group_member.html.erb
index 1ec8ed0fa..f94250d23 100644
--- a/app/views/student_work/_choose_group_member.html.erb
+++ b/app/views/student_work/_choose_group_member.html.erb
@@ -1,6 +1,6 @@
 <div id="popbox02">
   <div>
-    <div class="relateText fl">请添加小组成员</div>
+    <div class="relateText fl">请从<%= @homework.homework_detail_group.base_on_project == 1 ? '项目成员':'课程成员' %>中添加小组成员</div>
   </div>
   <div class="resourcePopupClose"> <a href="javascript:void(0);" class="resourceClose" onclick="clickCanel();"></a></div>
   <div class="cl"></div>
diff --git a/app/views/student_work/new.html.erb b/app/views/student_work/new.html.erb
index a71120d55..bd13fb7c1 100644
--- a/app/views/student_work/new.html.erb
+++ b/app/views/student_work/new.html.erb
@@ -11,6 +11,11 @@
         $('#ajax-modal').parent().addClass("anonymos_work");
     });
   <% end%>
+  <% if @homework.homework_detail_group %>
+      $(function(){
+          $('span.group_detail_info').text('分组人数：<%=@homework.homework_detail_group.min_num %>-<%=@homework.homework_detail_group.max_num %> 人');
+      });
+  <% end %>
 
   //快速创建项目的弹框
   function new_project(){
diff --git a/app/views/student_work/search_course_students.js.erb b/app/views/student_work/search_course_students.js.erb
index 1cea9f27e..c7aa982b9 100644
--- a/app/views/student_work/search_course_students.js.erb
+++ b/app/views/student_work/search_course_students.js.erb
@@ -18,7 +18,7 @@ $("#all_students_list").empty();
         }
     }
 }
-    <% if user.id.to_i != User.current.id.to_i && (@commit_student_ids.find{|e| e.to_i == user.id.to_i}).nil? %>
+    <% if user.id.to_i != User.current.id.to_i && (@commit_student_ids.find{|e| e.to_i == user.id.to_i}).nil? && user.member_of_course?(@course) %>
         if (str.indexOf(<%=user.id.to_s %>) < 0) {
             $("#student_<%=user.id %>").one("click",function choose_student() {
                 var li = "<li id='choose_student_<%=user.id %>'";
@@ -29,6 +29,10 @@ $("#all_students_list").empty();
                 $("#choose_students_list").append(li);
             });
         }
+    <% elsif !user.member_of_course?(@course) %>
+        if (str.indexOf(<%=user.id.to_s %>) < 0) {
+            $("#student_<%=user.id %>").attr("title","该项目成员不是本课程的学生");
+        }
     <% else %>
         if (str.indexOf(<%=user.id.to_s %>) < 0) {
             $("#student_<%=user.id %>").attr("title","该学生已加入其它分组");