diff --git a/app/controllers/comments_controller.rb b/app/controllers/comments_controller.rb
index ac25fbe9d..770c36a58 100644
--- a/app/controllers/comments_controller.rb
+++ b/app/controllers/comments_controller.rb
@@ -19,7 +19,7 @@ class CommentsController < ApplicationController
   default_search_scope :news
   include ApplicationHelper
   model_object News
-  before_filter :find_model_object 
+  before_filter :find_model_object
   before_filter :find_project_from_association
   before_filter :authorize
 
@@ -76,6 +76,6 @@ class CommentsController < ApplicationController
     @comment = nil
     @news
   end
-   
-  
+
+
 end
diff --git a/app/controllers/issues_controller.rb b/app/controllers/issues_controller.rb
index 9f4b5f171..c73e6bc93 100644
--- a/app/controllers/issues_controller.rb
+++ b/app/controllers/issues_controller.rb
@@ -66,14 +66,14 @@ class IssuesController < ApplicationController
 
     if @query.valid?
       case params[:format]
-      when 'csv', 'pdf'
-        @limit = 10#Setting.issues_export_limit.to_i
-      when 'atom'
-        @limit = 10#Setting.feeds_limit.to_i
-      when 'xml', 'json'
-        @offset, @limit = api_offset_and_limit({:limit => 10})
-      else
-        @limit = 10#per_page_option
+        when 'csv', 'pdf'
+          @limit = 10#Setting.issues_export_limit.to_i
+        when 'atom'
+          @limit = 10#Setting.feeds_limit.to_i
+        when 'xml', 'json'
+          @offset, @limit = api_offset_and_limit({:limit => 10})
+        else
+          @limit = 10#per_page_option
       end
       @assign_to_id = params[:assigned_to_id]
       @author_id = params[:author_id]
@@ -84,9 +84,9 @@ class IssuesController < ApplicationController
       @issue_pages = Paginator.new @issue_count, @limit, params['page']
       @offset ||= @issue_pages.offset
       @issues = @query.issues(:include => [:assigned_to, :tracker, :priority, :category, :fixed_version],
-                                :order => sort_clause,
-                                :offset => @offset,
-                                :limit => @limit)
+                              :order => sort_clause,
+                              :offset => @offset,
+                              :limit => @limit)
       @issue_count_by_group = @query.issue_count_by_group
       respond_to do |format|
         format.js
@@ -143,16 +143,16 @@ class IssuesController < ApplicationController
     @available_watchers = (@issue.project.users.sort + @issue.watcher_users).uniq
 
     respond_to do |format|``
-      format.html {
-        retrieve_previous_and_next_issue_ids
-        render :template => 'issues/show', :layout => @project_base_tag#by young
-      }
-      format.api
-      format.atom { render :template => 'journals/index', :layout => false, :content_type => 'application/atom+xml' }
-      format.pdf  {
-        pdf = issue_to_pdf(@issue, :journals => @journals)
-        send_data(pdf, :type => 'application/pdf', :filename => "#{@project.identifier}-#{@issue.id}.pdf")
-      }
+    format.html {
+      retrieve_previous_and_next_issue_ids
+      render :template => 'issues/show', :layout => @project_base_tag#by young
+    }
+    format.api
+    format.atom { render :template => 'journals/index', :layout => false, :content_type => 'application/atom+xml' }
+    format.pdf  {
+      pdf = issue_to_pdf(@issue, :journals => @journals)
+      send_data(pdf, :type => 'application/pdf', :filename => "#{@project.identifier}-#{@issue.id}.pdf")
+    }
     end
   end
 
@@ -322,8 +322,8 @@ class IssuesController < ApplicationController
       issue.reload
       if @copy
         issue = issue.copy({},
-          :attachments => params[:copy_attachments].present?,
-          :subtasks => params[:copy_subtasks].present?
+                           :attachments => params[:copy_attachments].present?,
+                           :subtasks => params[:copy_subtasks].present?
         )
       end
       journal = issue.init_journal(User.current, params[:notes])
@@ -353,21 +353,21 @@ class IssuesController < ApplicationController
     @hours = TimeEntry.sum(:hours, :conditions => ['issue_id IN (?)', @issues]).to_f
     if @hours > 0
       case params[:todo]
-      when 'destroy'
-        # nothing to do
-      when 'nullify'
-        TimeEntry.update_all('issue_id = NULL', ['issue_id IN (?)', @issues])
-      when 'reassign'
-        reassign_to = @project.issues.find_by_id(params[:reassign_to_id])
-        if reassign_to.nil?
-          flash.now[:error] = l(:error_issue_not_found_in_project)
-          return
+        when 'destroy'
+          # nothing to do
+        when 'nullify'
+          TimeEntry.update_all('issue_id = NULL', ['issue_id IN (?)', @issues])
+        when 'reassign'
+          reassign_to = @project.issues.find_by_id(params[:reassign_to_id])
+          if reassign_to.nil?
+            flash.now[:error] = l(:error_issue_not_found_in_project)
+            return
+          else
+            TimeEntry.update_all("issue_id = #{reassign_to.id}", ['issue_id IN (?)', @issues])
+          end
         else
-          TimeEntry.update_all("issue_id = #{reassign_to.id}", ['issue_id IN (?)', @issues])
-        end
-      else
-        # display the destroy form if it's a user request
-        return unless api_request?
+          # display the destroy form if it's a user request
+          return unless api_request?
       end
     end
     @issues.each do |issue|
@@ -435,14 +435,14 @@ class IssuesController < ApplicationController
     issue_attributes = params[:issue]
     if issue_attributes && params[:conflict_resolution]
       case params[:conflict_resolution]
-      when 'overwrite'
-        issue_attributes = issue_attributes.dup
-        issue_attributes.delete(:lock_version)
-      when 'add_notes'
-        issue_attributes = issue_attributes.slice(:notes)
-      when 'cancel'
-        redirect_to issue_url(@issue)
-        return false
+        when 'overwrite'
+          issue_attributes = issue_attributes.dup
+          issue_attributes.delete(:lock_version)
+        when 'add_notes'
+          issue_attributes = issue_attributes.slice(:notes)
+        when 'cancel'
+          redirect_to issue_url(@issue)
+          return false
       end
     end
     @issue.safe_attributes = issue_attributes
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 37214621f..ea4dc25a3 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -41,12 +41,12 @@ class UsersController < ApplicationController
   before_filter :can_show_course, :only => [:user_courses,:user_homeworks]
   #edit has been deleted by huang, 2013-9-23
   before_filter :find_user, :only => [:user_fanslist, :user_watchlist, :show, :edit, :update, :destroy, :edit_membership, :user_courses,
-                                  :user_homeworks, :destroy_membership, :user_activities, :user_projects, :user_newfeedback, :user_comments,
-                                  :watch_contests, :info, :watch_projects, :show_score, :topic_score_index, :project_score_index,
-                                  :activity_score_index, :influence_score_index, :score_index,:show_new_score, :topic_new_score_index, :project_new_score_index,
-                                  :activity_new_score_index, :influence_new_score_index, :score_new_index,:user_projects_index,:user_resource,
-                                  :user_courses4show,:user_projects4show,:user_course_activities,:user_project_activities,:user_feedback4show,:user_visitorlist,:user_messages,:edit_brief_introduction,
-                                  :user_import_homeworks,:user_search_homeworks,:user_import_resource]
+                                      :user_homeworks, :destroy_membership, :user_activities, :user_projects, :user_newfeedback, :user_comments,
+                                      :watch_contests, :info, :watch_projects, :show_score, :topic_score_index, :project_score_index,
+                                      :activity_score_index, :influence_score_index, :score_index,:show_new_score, :topic_new_score_index, :project_new_score_index,
+                                      :activity_new_score_index, :influence_new_score_index, :score_new_index,:user_projects_index,:user_resource,
+                                      :user_courses4show,:user_projects4show,:user_course_activities,:user_project_activities,:user_feedback4show,:user_visitorlist,:user_messages,:edit_brief_introduction,
+                                      :user_import_homeworks,:user_search_homeworks,:user_import_resource]
   before_filter :auth_user_extension, only: :show
   #before_filter :rest_user_score, only: :show
   #before_filter :select_entry, only: :user_projects
@@ -223,7 +223,7 @@ class UsersController < ApplicationController
   end
 # end
 
-  ##added by fq
+##added by fq
   def watch_bids
     # cond = 'bids.reward_type <> 1'
     # @bids = Bid.watched_by(@user).where('reward_type = ?', 1) # added by huang
@@ -286,7 +286,7 @@ class UsersController < ApplicationController
     unless User.current.admin?
       if !@user.active? || (@user != User.current  && @memberships.empty? && events.empty?)
         render_404
-      return
+        return
       end
     end
 
@@ -443,18 +443,18 @@ class UsersController < ApplicationController
       return
     end
     if(params[:type].blank? || params[:type] == "1") #全部
-        user_course_ids = User.current.courses.map { |c| c.id}  #我的资源库的话，那么应该是我上传的所有资源 加上 我加入的课程的所有资源
-        @attachments = Attachment.where("(author_id = #{params[:id]} and container_type in('Project','Principal','Course','Issue','Document','Message','News','StudentWorkScore','HomewCommon')) "+
-                                            "or (container_type = 'Course'  and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')}))").order("created_on desc")
+      user_course_ids = User.current.courses.map { |c| c.id}  #我的资源库的话，那么应该是我上传的所有资源 加上 我加入的课程的所有资源
+      @attachments = Attachment.where("(author_id = #{params[:id]} and container_type in('Project','Principal','Course','Issue','Document','Message','News','StudentWorkScore','HomewCommon')) "+
+                                          "or (container_type = 'Course'  and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')}))").order("created_on desc")
     elsif params[:type] == "2" #课程资源
-        user_course_ids = User.current.courses.map { |c| c.id}
-        @attachments = Attachment.where("(author_id = #{params[:id]} and container_type = 'Course') or (container_type = 'Course'  and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})) ").order("created_on desc")
+      user_course_ids = User.current.courses.map { |c| c.id}
+      @attachments = Attachment.where("(author_id = #{params[:id]} and container_type = 'Course') or (container_type = 'Course'  and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})) ").order("created_on desc")
     elsif params[:type] == "3" #项目资源
-        @attachments = Attachment.where("author_id = #{params[:id]} and container_type = 'Project'").order("created_on desc")
+      @attachments = Attachment.where("author_id = #{params[:id]} and container_type = 'Project'").order("created_on desc")
     elsif params[:type] == "4" #附件
-        @attachments = Attachment.where("author_id = #{params[:id]} and container_type in('Issue','Document','Message','News','StudentWorkScore','HomewCommon')").order("created_on desc")
+      @attachments = Attachment.where("author_id = #{params[:id]} and container_type in('Issue','Document','Message','News','StudentWorkScore','HomewCommon')").order("created_on desc")
     elsif params[:type] == "5" #用户资源
-        @attachments = Attachment.where("author_id = #{params[:id]} and container_type = 'Principal'").order("created_on desc")
+      @attachments = Attachment.where("author_id = #{params[:id]} and container_type = 'Principal'").order("created_on desc")
     end
     @type = params[:type]
     @limit = 7
@@ -474,18 +474,18 @@ class UsersController < ApplicationController
   def user_ref_resource_search
     search = params[:search].to_s.strip.downcase
     if(params[:type].blank? || params[:type] == "1") #全部
-        user_course_ids = User.current.courses.map { |c| c.id}  #我的资源库的话，那么应该是我上传的所有资源 加上 我加入的课程的所有资源 取交集并查询
-        @attachments = Attachment.where("((author_id = #{params[:id]} and container_type in('Project','Principal','Course','Issue','Document','Message','News','StudentWorkScore','HomewCommon')) "+
-                                            " or (container_type = 'Course'  and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')}))) and (filename like '%#{search}%') ").order("created_on desc")
+      user_course_ids = User.current.courses.map { |c| c.id}  #我的资源库的话，那么应该是我上传的所有资源 加上 我加入的课程的所有资源 取交集并查询
+      @attachments = Attachment.where("((author_id = #{params[:id]} and container_type in('Project','Principal','Course','Issue','Document','Message','News','StudentWorkScore','HomewCommon')) "+
+                                          " or (container_type = 'Course'  and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')}))) and (filename like '%#{search}%') ").order("created_on desc")
     elsif params[:type] == "2" #课程资源
-        user_course_ids = User.current.courses.map { |c| c.id}
-        @attachments = Attachment.where("(author_id = #{params[:id]} and container_type = 'Course') or (container_type = 'Course'  and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})) and (filename like '%#{search}%') ").order("created_on desc")
+      user_course_ids = User.current.courses.map { |c| c.id}
+      @attachments = Attachment.where("(author_id = #{params[:id]} and container_type = 'Course') or (container_type = 'Course'  and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})) and (filename like '%#{search}%') ").order("created_on desc")
     elsif params[:type] == "3" #项目资源
-        @attachments = Attachment.where("author_id = #{params[:id]} and container_type = 'Project'  and (filename like '%#{search}%')").order("created_on desc")
+      @attachments = Attachment.where("author_id = #{params[:id]} and container_type = 'Project'  and (filename like '%#{search}%')").order("created_on desc")
     elsif params[:type] == "4" #附件
-        @attachments = Attachment.where("author_id = #{params[:id]} and container_type in('Project','Issue','Document','Message','News','StudentWorkScore','HomewCommon')  and (filename like '%#{search}%')").order("created_on desc")
+      @attachments = Attachment.where("author_id = #{params[:id]} and container_type in('Project','Issue','Document','Message','News','StudentWorkScore','HomewCommon')  and (filename like '%#{search}%')").order("created_on desc")
     elsif params[:type] == "5" #用户资源
-        @attachments = Attachment.where("author_id = #{params[:id]} and container_type = 'Principal' and (filename like '%#{search}%')").order("created_on desc")
+      @attachments = Attachment.where("author_id = #{params[:id]} and container_type = 'Principal' and (filename like '%#{search}%')").order("created_on desc")
     end
     @type = params[:type]
     @limit = 7
@@ -503,20 +503,20 @@ class UsersController < ApplicationController
   #将资源批量引入
   def import_resources_to_homework
     @attachments = []
-      unless  params[:checkbox1].nil? || params[:checkbox1].blank?
-        params[:checkbox1].each do  |id|
-           atta = Attachment.find(id)
-           att_copy = atta.copy
-           att_copy.container_id = nil
-           att_copy.container_type = nil
-           att_copy.copy_from = atta.id
-           att_copy.save
-           @attachments << att_copy
-        end
-      end
-      respond_to do |format|
-        format.js
+    unless  params[:checkbox1].nil? || params[:checkbox1].blank?
+      params[:checkbox1].each do  |id|
+        atta = Attachment.find(id)
+        att_copy = atta.copy
+        att_copy.container_id = nil
+        att_copy.container_type = nil
+        att_copy.copy_from = atta.id
+        att_copy.save
+        @attachments << att_copy
       end
+    end
+    respond_to do |format|
+      format.js
+    end
   end
 
 
@@ -566,16 +566,16 @@ class UsersController < ApplicationController
     sort_update %w(login firstname lastname mail admin created_on last_login_on)
 
     case params[:format]
-    when 'xml', 'json'
-      @offset, @limit = api_offset_and_limit({:limit => 15})
-    else
-      @limit = 15
+      when 'xml', 'json'
+        @offset, @limit = api_offset_and_limit({:limit => 15})
+      else
+        @limit = 15
     end
 
     # retrieve all users
     # 先内连一下statuses 保证排序之后数量一致
     scope = User.visible.
-                joins("INNER JOIN user_statuses ON users.id = user_statuses.user_id")
+        joins("INNER JOIN user_statuses ON users.id = user_statuses.user_id")
 
     # unknow
     scope = scope.in_group(params[:group_id]) if params[:group_id].present?
@@ -586,29 +586,29 @@ class UsersController < ApplicationController
 
     # users classify
     case params[:user_sort_type]
-    when '0'
-      # 创建时间排序
-      @s_type = 0
-      @users = scope.reorder('users.created_on DESC')
-    when '1'
-      # 活跃度排序, 就是所谓的得分情况
-      @s_type = 1
-      @users = scope.
-                joins("LEFT JOIN option_numbers ON users.id = option_numbers.user_id and option_numbers.score_type = 1").
-                reorder('option_numbers.total_score DESC')
-    when '2'
-      # 粉丝数排序
-      @s_type = 2
-      @users = scope.
-                #joins("INNER JOIN user_statuses ON users.id = user_statuses.user_id").
-                reorder('user_statuses.watchers_count DESC')
+      when '0'
+        # 创建时间排序
+        @s_type = 0
+        @users = scope.reorder('users.created_on DESC')
+      when '1'
+        # 活跃度排序, 就是所谓的得分情况
+        @s_type = 1
+        @users = scope.
+            joins("LEFT JOIN option_numbers ON users.id = option_numbers.user_id and option_numbers.score_type = 1").
+            reorder('option_numbers.total_score DESC')
+      when '2'
+        # 粉丝数排序
+        @s_type = 2
+        @users = scope.
+            #joins("INNER JOIN user_statuses ON users.id = user_statuses.user_id").
+            reorder('user_statuses.watchers_count DESC')
 
-    else
-      # 默认活跃度排序
-      @s_type = 1
-      @users = scope.
-          joins("LEFT JOIN option_numbers ON users.id = option_numbers.user_id and option_numbers.score_type = 1").
-          reorder('option_numbers.total_score DESC')
+      else
+        # 默认活跃度排序
+        @s_type = 1
+        @users = scope.
+            joins("LEFT JOIN option_numbers ON users.id = option_numbers.user_id and option_numbers.score_type = 1").
+            reorder('option_numbers.total_score DESC')
     end
 
     # limit and offset
@@ -628,20 +628,20 @@ class UsersController < ApplicationController
     sort_init 'login', 'asc'
     sort_update %w(login firstname lastname mail admin created_on last_login_on)
     (redirect_to user_url, :notice => l(:label_sumbit_empty);return) if params[:name].blank?
-      case params[:format]
+    case params[:format]
       when 'xml', 'json'
         @offset, @limit = api_offset_and_limit({:limit => 15})
       else
         @limit = 15#per_page_option
-      end
-      #
-      #@status = params[:status] || 1
-      #has = {
-      #  "show_changesets" => true
-      #}
-      #   scope = User.logged.status(@status)
-      #   @search_by = params[:search_by] ? params[:search_by][:id] : 0
-      #   scope = scope.like(params[:name],@search_by) if params[:name].present?
+    end
+    #
+    #@status = params[:status] || 1
+    #has = {
+    #  "show_changesets" => true
+    #}
+    #   scope = User.logged.status(@status)
+    #   @search_by = params[:search_by] ? params[:search_by][:id] : 0
+    #   scope = scope.like(params[:name],@search_by) if params[:name].present?
     @search_by = params[:search_by] ? params[:search_by] : 0
 
     us = UsersService.new
@@ -674,13 +674,13 @@ class UsersController < ApplicationController
   def user_courses4show
     @page = params[:page].to_i + 1
     @courses = @user.courses.visible.select("courses.*,(SELECT MAX(created_at)  FROM `course_activities` WHERE course_activities.course_id = courses.id) AS a").order("a desc").limit(5).offset(@page * 5)
-      end
+  end
 
   #显示更多用户项目
   def user_projects4show
     @page = params[:page].to_i + 1
     @projects = @user.projects.visible.select("projects.*,(SELECT MAX(created_at)  FROM `forge_activities` WHERE forge_activities.project_id = projects.id) AS a").order("a desc").limit(5).offset(@page * 5)
-    end
+  end
 
   def user_course_activities
     lastid = nil
@@ -778,7 +778,7 @@ class UsersController < ApplicationController
           @user_activities = UserActivity.where("container_type = 'Project' and container_id in #{user_project_ids} and act_type = 'Message'").order('created_at desc').limit(10).offset(@page * 10)
         else
           @user_activities = UserActivity.where("(container_type = 'Project' and container_id in #{user_project_ids} and act_type in #{project_types}) or (container_type = 'Course' and container_id in #{user_course_ids}) and act_type in #{course_types}").order('created_at desc').limit(10).offset(@page * 10)
-     end
+      end
     else
       @user_activities = UserActivity.where("(container_type = 'Project' and container_id in #{user_project_ids} and act_type in #{project_types}) or (container_type = 'Course' and container_id in #{user_course_ids}) and act_type in #{course_types}").order('created_at desc').limit(10).offset(@page * 10)
     end
@@ -796,124 +796,124 @@ class UsersController < ApplicationController
     # Author lizanle
     # Description type 1 :所有动态包括我关注的人 type 2:我的动态 type 3:关于我的回复
     case params[:type]
-    when "1"
-      if @user == User.current
-      activity = Activity.where('user_id = ?', User.current.id).order('id desc')
-      @activity_count = activity.count
-      @activity_pages = Paginator.new @activity_count, pre_count, params['page']
-      @activity = activity.offset(@activity_pages.offset).limit(@activity_pages.per_page).all
-      @state = 1
-      end
-    when "2"
-      message = []
-      if @user == User.current
-        message = JournalsForMessage.reference_message(@user.id)
-        message += Journal.reference_message(@user.id)
-      end
-      @activity_count = message.size
-      @info_pages = Paginator.new @activity_count, pre_count, params['page']
-      messages = message.sort {|x,y| y.created_on <=> x.created_on }
-      @message = messages[@info_pages.offset, @info_pages.per_page]
-      @state = 2
+      when "1"
+        if @user == User.current
+          activity = Activity.where('user_id = ?', User.current.id).order('id desc')
+          @activity_count = activity.count
+          @activity_pages = Paginator.new @activity_count, pre_count, params['page']
+          @activity = activity.offset(@activity_pages.offset).limit(@activity_pages.per_page).all
+          @state = 1
+        end
+      when "2"
+        message = []
+        if @user == User.current
+          message = JournalsForMessage.reference_message(@user.id)
+          message += Journal.reference_message(@user.id)
+        end
+        @activity_count = message.size
+        @info_pages = Paginator.new @activity_count, pre_count, params['page']
+        messages = message.sort {|x,y| y.created_on <=> x.created_on }
+        @message = messages[@info_pages.offset, @info_pages.per_page]
+        @state = 2
       else
-      # Time 2015-02-04 10:50:49
-      # Author lizanle
-      # Description 所有动态
-      where_condition = nil;
-      # where_condition = "act_type <> 'JournalsForMessage'"
-      user_ids = []
-      if @user == User.current
-        watcher = User.watched_by(@user)
-        watcher.push(User.current)
-        user_ids = watcher.map{|x| x.id}
-      else
-        user_ids << @user.id
-      end
-      activity = Activity.where(where_condition).where(user_id: user_ids).order('id desc')
-
-      permission = !User.current.admin?
-      if permission
-        #Issue
-        act_ids = activity.where(act_type: 'Issue').select('act_id').map{|x| x.act_id}
-        project_ids = Issue.where(id: act_ids).select('distinct project_id').map{|x| x.project_id}
-        p_ids = []
-        Project.where(id: project_ids).each do |x|
-          p_ids << x.id unless x.visible?(User.current)
+        # Time 2015-02-04 10:50:49
+        # Author lizanle
+        # Description 所有动态
+        where_condition = nil;
+        # where_condition = "act_type <> 'JournalsForMessage'"
+        user_ids = []
+        if @user == User.current
+          watcher = User.watched_by(@user)
+          watcher.push(User.current)
+          user_ids = watcher.map{|x| x.id}
+        else
+          user_ids << @user.id
         end
-        ids = []
-        ids << Issue.where(id: act_ids, project_id: p_ids).map{|x| x.id}
+        activity = Activity.where(where_condition).where(user_id: user_ids).order('id desc')
 
-        #HomeworkCommon
-        act_ids = activity.where(act_type: 'HomeworkCommon').select('act_id').map{|x| x.act_id}
-        course_ids = HomeworkCommon.where(id: act_ids).select('distinct course_id').map{|x| x.course_id}
-        c_ids = []
-        Course.where(id: course_ids).each do |x|
-          c_ids << x.id unless x.is_public !=0 && User.current.member_of_course?(x)
+        permission = !User.current.admin?
+        if permission
+          #Issue
+          act_ids = activity.where(act_type: 'Issue').select('act_id').map{|x| x.act_id}
+          project_ids = Issue.where(id: act_ids).select('distinct project_id').map{|x| x.project_id}
+          p_ids = []
+          Project.where(id: project_ids).each do |x|
+            p_ids << x.id unless x.visible?(User.current)
+          end
+          ids = []
+          ids << Issue.where(id: act_ids, project_id: p_ids).map{|x| x.id}
+
+          #HomeworkCommon
+          act_ids = activity.where(act_type: 'HomeworkCommon').select('act_id').map{|x| x.act_id}
+          course_ids = HomeworkCommon.where(id: act_ids).select('distinct course_id').map{|x| x.course_id}
+          c_ids = []
+          Course.where(id: course_ids).each do |x|
+            c_ids << x.id unless x.is_public !=0 && User.current.member_of_course?(x)
+          end
+          ids << HomeworkCommon.where(id: act_ids, course_id: c_ids).map{|x| x.id}
+
+          #Journal
+          act_ids = activity.where(act_type: 'Journal').select('act_id').map{|x| x.act_id}
+          project_ids =  Journal.where(id:act_ids, journalized_type: 'Project').select('distinct journalized_id').map{|x| x.journalized_id}
+          p_ids = []
+          Project.where(id: project_ids).each do |x|
+            p_ids << x.id unless x.visible?(User.current)
+          end
+          ids << Journal.where(id: act_ids, journalized_id: p_ids, journalized_type: 'Project').map{|x| x.id}
+
+          #News
+          act_ids = activity.where(act_type: 'News').select('act_id').map{|x| x.act_id}
+          project_ids = News.where(id: act_ids).select('distinct project_id').map{|x| x.project_id}
+          p_ids = []
+          Project.where(id: project_ids).each do |x|
+            p_ids << x.id unless x.visible?(User.current)
+          end
+          ids << News.where(id: act_ids, project_id: p_ids).map{|x| x.id}
+
+          project_ids = News.where(id: act_ids).select('distinct course_id').map{|x| x.course_id}
+          c_ids = []
+          Course.where(id: project_ids).each do |x|
+            c_ids << x.id unless x.is_public !=0 && User.current.member_of_course?(x)
+          end
+          ids << News.where(id: act_ids, course_id: p_ids).map{|x| x.id}
+
+          #Message
+          act_ids = activity.where(act_type: 'Message').select('act_id').map{|x| x.act_id}
+          board_ids = Message.where(id: act_ids).select('distinct board_id').map{|x| x.board_id}
+          project_ids = Board.where(id: board_ids).select('distinct project_id').map{|x| x.project_id}
+          p_ids = []
+          Project.where(id: project_ids).each do |x|
+            p_ids << x.id unless x.visible?(User.current)
+          end
+          ids << Message.where(id: act_ids, board_id: p_ids).map{|x| x.id}
+
+          project_ids = Board.where(id: board_ids).select('distinct course_id').map{|x| x.course_id}
+          c_ids = []
+          Course.where(id: project_ids).each do |x|
+            c_ids << x.id unless x.is_public !=0 && User.current.member_of_course?(x)
+          end
+          ids << Message.where(id: act_ids, board_id: c_ids).map{|x| x.id}
+
+          logger.debug "filter ids #{ids}"
+
+          activity = activity.where('act_id not in (?)', ids.flatten ).order('id desc') unless ids.flatten.empty?
         end
-        ids << HomeworkCommon.where(id: act_ids, course_id: c_ids).map{|x| x.id}
 
-        #Journal
-        act_ids = activity.where(act_type: 'Journal').select('act_id').map{|x| x.act_id}
-        project_ids =  Journal.where(id:act_ids, journalized_type: 'Project').select('distinct journalized_id').map{|x| x.journalized_id}
-        p_ids = []
-        Project.where(id: project_ids).each do |x|
-          p_ids << x.id unless x.visible?(User.current)
-        end
-        ids << Journal.where(id: act_ids, journalized_id: p_ids, journalized_type: 'Project').map{|x| x.id}
+        # activity = activity.reject { |e|
+        #       e.act.nil? ||
+        #       (!User.current.admin? && !e.act.nil?
+        #       (((e.act_type == "Issue") && !e.act.project.visible?(User.current)) ||
+        #           (e.act_type == "Bid" && !e.act.courses.first.nil? && e.act.courses.first.is_public == 0 && !User.current.member_of_course?(e.act.courses.first)) ||
+        #           (e.act_type == "Journal" && e.act.respond_to?("Project") && !e.act.project.visible?(User.current)) ||
+        #           (e.act_type == "News" && ((!e.act.project.nil? && !e.act.project.visible?(User.current)) || (!e.act.course.nil? && e.act.course.is_public == 0 && !User.current.member_of_course?(e.act.course)))) ||
+        #           (e.act_type == "Message" && !e.act.board.nil? && ((!e.act.board.project.nil? && !e.act.board.project.visible?(User.current)) || (!e.act.board.course.nil? && e.act.board.course.is_public == 0 && !User.current.member_of_course?(e.act.board.course))))))
+        # }
+        #
 
-        #News
-        act_ids = activity.where(act_type: 'News').select('act_id').map{|x| x.act_id}
-        project_ids = News.where(id: act_ids).select('distinct project_id').map{|x| x.project_id}
-        p_ids = []
-        Project.where(id: project_ids).each do |x|
-          p_ids << x.id unless x.visible?(User.current)
-        end
-        ids << News.where(id: act_ids, project_id: p_ids).map{|x| x.id}
-
-        project_ids = News.where(id: act_ids).select('distinct course_id').map{|x| x.course_id}
-        c_ids = []
-        Course.where(id: project_ids).each do |x|
-          c_ids << x.id unless x.is_public !=0 && User.current.member_of_course?(x)
-        end
-        ids << News.where(id: act_ids, course_id: p_ids).map{|x| x.id}
-
-        #Message
-        act_ids = activity.where(act_type: 'Message').select('act_id').map{|x| x.act_id}
-        board_ids = Message.where(id: act_ids).select('distinct board_id').map{|x| x.board_id}
-        project_ids = Board.where(id: board_ids).select('distinct project_id').map{|x| x.project_id}
-        p_ids = []
-        Project.where(id: project_ids).each do |x|
-          p_ids << x.id unless x.visible?(User.current)
-        end
-        ids << Message.where(id: act_ids, board_id: p_ids).map{|x| x.id}
-
-        project_ids = Board.where(id: board_ids).select('distinct course_id').map{|x| x.course_id}
-        c_ids = []
-        Course.where(id: project_ids).each do |x|
-          c_ids << x.id unless x.is_public !=0 && User.current.member_of_course?(x)
-        end
-        ids << Message.where(id: act_ids, board_id: c_ids).map{|x| x.id}
-
-        logger.debug "filter ids #{ids}"
-
-        activity = activity.where('act_id not in (?)', ids.flatten ).order('id desc') unless ids.flatten.empty?
-      end
-
-      # activity = activity.reject { |e|
-      #       e.act.nil? ||
-      #       (!User.current.admin? && !e.act.nil?
-      #       (((e.act_type == "Issue") && !e.act.project.visible?(User.current)) ||
-      #           (e.act_type == "Bid" && !e.act.courses.first.nil? && e.act.courses.first.is_public == 0 && !User.current.member_of_course?(e.act.courses.first)) ||
-      #           (e.act_type == "Journal" && e.act.respond_to?("Project") && !e.act.project.visible?(User.current)) ||
-      #           (e.act_type == "News" && ((!e.act.project.nil? && !e.act.project.visible?(User.current)) || (!e.act.course.nil? && e.act.course.is_public == 0 && !User.current.member_of_course?(e.act.course)))) ||
-      #           (e.act_type == "Message" && !e.act.board.nil? && ((!e.act.board.project.nil? && !e.act.board.project.visible?(User.current)) || (!e.act.board.course.nil? && e.act.board.course.is_public == 0 && !User.current.member_of_course?(e.act.board.course))))))
-      # }
-      #
-
-      @activity_count = activity.count
-      @activity_pages = Paginator.new @activity_count, pre_count, params['page']
-      @activity = activity.slice(@activity_pages.offset,@activity_pages.per_page)
-      @state = 0
+        @activity_count = activity.count
+        @activity_pages = Paginator.new @activity_count, pre_count, params['page']
+        @activity = activity.slice(@activity_pages.offset,@activity_pages.per_page)
+        @state = 0
     end
 
     if params[:user].present?
@@ -941,7 +941,7 @@ class UsersController < ApplicationController
       if !@user.active? #|| (@user != User.current  && @memberships.empty? && events.empty?)
         # redirect_to home_path
         render_404
-      return
+        return
       end
     end
 
@@ -973,7 +973,7 @@ class UsersController < ApplicationController
     unless User.current.admin?
       if !@user.active?
         render_404
-      return
+        return
       end
     end
 
@@ -1031,7 +1031,7 @@ class UsersController < ApplicationController
     unless @user.id.nil?
       #后台注册的用户默认权限为男性开发员
       ue = UserExtensions.create(:identity => 3,
-                                  :gender => 0,
+                                 :gender => 0,
                                  :user_id => @user.id)
       ue.save
     end
@@ -1101,7 +1101,7 @@ class UsersController < ApplicationController
     @user = User.find(params[:id])
     #@user.save_attachments(params[:attachments],User.current)
     # Container_type为Principal
-      Attachment.attach_filesex(@user, params[:attachments], params[:attachment_type])
+    Attachment.attach_filesex(@user, params[:attachments], params[:attachment_type])
     if(params[:type].blank?|| params[:type] == "1") #全部
       if User.current.id.to_i == params[:id].to_i
         user_course_ids = User.current.courses.map { |c| c.id}  #我的资源库的话，那么应该是我上传的所有资源 加上 我加入的课程的所有资源
@@ -1157,10 +1157,10 @@ class UsersController < ApplicationController
   # 删除用户资源，分为批量删除 和 单个删除，只能删除自己上传的资源
   def user_resource_delete
     if params[:resource_id].present?
-     Attachment.where("author_id = #{User.current.id}").delete(params[:resource_id])
+      Attachment.where("author_id = #{User.current.id}").delete(params[:resource_id])
     elsif params[:checkbox1].present?
-       params[:checkbox1].each do |id|
-         Attachment.where("author_id = #{User.current.id}").delete(id)
+      params[:checkbox1].each do |id|
+        Attachment.where("author_id = #{User.current.id}").delete(id)
       end
     end
 
@@ -1211,17 +1211,17 @@ class UsersController < ApplicationController
     @offset ||= @atta_pages.offset
     #@curse_attachments_all = @all_attachments[@offset, @limit]
     @attachments = paginateHelper @attachments,25
-     respond_to do |format|
-       format.js
-     end
+    respond_to do |format|
+      format.js
+    end
   end
 
   #根据id或者名称搜索教师或者助教为当前用户的课程
   def search_user_course
     @user = User.current
     if !params[:search].nil?
-        @course = @user.courses.where(" #{Course.table_name}.id = #{params[:search].to_i } or #{Course.table_name}.name like '%#{params[:search.to_s]}%'")
-              .select { |course|  @user.allowed_to?(:as_teacher,course)}
+      @course = @user.courses.where(" #{Course.table_name}.id = #{params[:search].to_i } or #{Course.table_name}.name like '%#{params[:search.to_s]}%'")
+      .select { |course|  @user.allowed_to?(:as_teacher,course)}
     else
       @course = @user.courses
       .select { |course|  @user.allowed_to?(:as_teacher,course)}
@@ -1253,28 +1253,28 @@ class UsersController < ApplicationController
   # 将资源发送到对应的课程,分为发送单个，或者批量发送
   def add_exist_file_to_course
     @flag = true
-   if  params[:send_id].present?
+    if  params[:send_id].present?
       send_id  = params[:send_id]
       ori = Attachment.find_by_id(send_id)
       course_ids = params[:course_ids]
       if course_ids.nil?
         @flag = false
       end
-        unless course_ids.nil?
-          course_ids.each do |id|
-            next if ori.blank?
-            attach_copied_obj = ori.copy
-            attach_copied_obj.tag_list.add(ori.tag_list) # tag关联
-            attach_copied_obj.container = Course.find(id)
-            attach_copied_obj.created_on = Time.now
-            attach_copied_obj.author_id = User.current.id
-            if attach_copied_obj.attachtype == nil
-              attach_copied_obj.attachtype = 4
-            end
-            attach_copied_obj.save
-            @save_message = attach_copied_obj.errors.full_messages
-        end
+      unless course_ids.nil?
+        course_ids.each do |id|
+          next if ori.blank?
+          attach_copied_obj = ori.copy
+          attach_copied_obj.tag_list.add(ori.tag_list) # tag关联
+          attach_copied_obj.container = Course.find(id)
+          attach_copied_obj.created_on = Time.now
+          attach_copied_obj.author_id = User.current.id
+          if attach_copied_obj.attachtype == nil
+            attach_copied_obj.attachtype = 4
+          end
+          attach_copied_obj.save
+          @save_message = attach_copied_obj.errors.full_messages
         end
+      end
     elsif params[:send_ids].present?
       send_ids = params[:send_ids].split(" ")
       course_ids = params[:course_ids]
@@ -1301,7 +1301,7 @@ class UsersController < ApplicationController
         end
       end
     else
-     @flag = false
+      @flag = false
     end
     user_course_ids = User.current.courses.map { |c| c.id}  #我的资源库的话，那么应该是我上传的所有资源 加上 我加入的课程的所有资源
     @attachments = Attachment.where("(author_id = #{params[:id]} and container_type in('Project','Principal','Course','Issue','Document','Message','News','StudentWorkScore','HomewCommon')) "+
@@ -1390,15 +1390,15 @@ class UsersController < ApplicationController
 
   # 资源预览
   def resource_preview
-      preview_id = params[:resource_id]
-      @file = Attachment.find(preview_id)
-      @preview_able = false;
-      if %w(pdf pptx doc docx xls xlsx).any?{|x| @file.filename.downcase.end_with?(x)}
-         @preview_able = true;
-      end
-      respond_to do |format|
-        format.js
-      end
+    preview_id = params[:resource_id]
+    @file = Attachment.find(preview_id)
+    @preview_able = false;
+    if %w(pdf pptx doc docx xls xlsx).any?{|x| @file.filename.downcase.end_with?(x)}
+      @preview_able = true;
+    end
+    respond_to do |format|
+      format.js
+    end
   end
 
   # 重命名资源
@@ -1438,7 +1438,7 @@ class UsersController < ApplicationController
   def destroy_membership
     @membership = Member.find(params[:membership_id])
     if @membership.deletable?
-    @membership.destroy
+      @membership.destroy
     end
     respond_to do |format|
       format.html { redirect_to edit_user_url(@user, :tab => 'memberships') }
@@ -1453,31 +1453,31 @@ class UsersController < ApplicationController
     @obj_flag = params[:tag_for_save][:object_flag]
 
     case @obj_flag
-    when '1' then
-      @obj = User.find_by_id(@obj_id)
-    when '2' then
-      @obj = Project.find_by_id(@obj_id)
-    when '3' then
-      @obj = Issue.find_by_id(@obj_id)
-    when '4' then
-      # @obj = Bid.find_by_id(@obj_id)
-    when '5' then
-      @obj = Forum.find_by_id(@obj_id)
-    when '6'
-      @obj = Attachment.find_by_id(@obj_id)
-    when '7' then
-      @obj = Contest.find_by_id(@obj_id)
-    when '8'
-      @obj = OpenSourceProject.find_by_id(@obj_id)
-    when '9'
-      @obj = Course.find_by_id(@obj_id)
-    else
-    @obj = nil
+      when '1' then
+        @obj = User.find_by_id(@obj_id)
+      when '2' then
+        @obj = Project.find_by_id(@obj_id)
+      when '3' then
+        @obj = Issue.find_by_id(@obj_id)
+      when '4' then
+        # @obj = Bid.find_by_id(@obj_id)
+      when '5' then
+        @obj = Forum.find_by_id(@obj_id)
+      when '6'
+        @obj = Attachment.find_by_id(@obj_id)
+      when '7' then
+        @obj = Contest.find_by_id(@obj_id)
+      when '8'
+        @obj = OpenSourceProject.find_by_id(@obj_id)
+      when '9'
+        @obj = Course.find_by_id(@obj_id)
+      else
+        @obj = nil
     end
     unless @obj.nil?
       @obj.tag_list.add(@tags.split(","))
     else
-    return
+      return
     end
     if @obj.save
       logger.debug "#{__FILE__}:#{__LINE__} ===> #{@obj.to_json}"
@@ -1568,9 +1568,9 @@ class UsersController < ApplicationController
   def update_extensions(user_extensions)
     user_extensions = params[:user_extensions]
     unless user_extensions.nil?
-     user_extensions = UserExtensions.find_by_id(user_extensions.user_id)
+      user_extensions = UserExtensions.find_by_id(user_extensions.user_id)
 
-     # user_extensions.
+      # user_extensions.
     end
   end
 
@@ -1661,9 +1661,9 @@ class UsersController < ApplicationController
       else
         user_course_ids = User.find(params[:id]).courses.visible.map { |c| c.id}  #如果课程私有资源，那么要看这个资源的课程是不是在 这个user的所有我可见的课程中
         @attachments = Attachment.where("((author_id = #{params[:id]} and is_public = 1 and container_type in" +
-         " ('Project','Principal','Course','Issue','Document','Message','News','StudentWorkScore','HomewCommon'))"+
-         " or (container_type = 'Course' and is_public = 1 and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})) )" +
-         " and (filename like '%#{search}%') ").order("created_on desc")
+                                            " ('Project','Principal','Course','Issue','Document','Message','News','StudentWorkScore','HomewCommon'))"+
+                                            " or (container_type = 'Course' and is_public = 1 and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})) )" +
+                                            " and (filename like '%#{search}%') ").order("created_on desc")
       end
     elsif params[:type] == "2" #课程资源
       if User.current.id.to_i == params[:id].to_i
@@ -1672,7 +1672,7 @@ class UsersController < ApplicationController
       else
         user_course_ids = User.find(params[:id]).courses.visible.map { |c| c.id}  #如果课程私有资源，那么要看这个资源的课程是不是在 这个user的所有我可见的课程中
         @attachments = Attachment.where("((author_id = #{params[:id]} and is_public = 1 and container_type = 'Course') "+
-                                              "or (container_type = 'Course' and is_public = 1 and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})) )"+
+                                            "or (container_type = 'Course' and is_public = 1 and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})) )"+
                                             " and (filename like '%#{search}%') ").order("created_on desc")
       end
     elsif params[:type] == "3" #项目资源
diff --git a/app/helpers/users_helper.rb b/app/helpers/users_helper.rb
index e7ab001da..b9f762f69 100644
--- a/app/helpers/users_helper.rb
+++ b/app/helpers/users_helper.rb
@@ -71,7 +71,7 @@ module UsersHelper
   def user_settings_tabs
     tabs = [{:name => 'general', :partial => 'users/general', :label => :label_general},
             {:name => 'memberships', :partial => 'users/memberships', :label => :label_project_plural}
-            ]
+    ]
     if Group.all.any?
       tabs.insert 1, {:name => 'groups', :partial => 'users/groups', :label => :label_group_plural}
     end
@@ -83,7 +83,7 @@ module UsersHelper
   def get_users_by_tag(tag_name)
     User.tagged_with(tag_name).order('updated_on desc')
   end
-  
+
   # added by fq
   # <div class="pagination" >
   # <ul>
@@ -91,7 +91,7 @@ module UsersHelper
   # <li><%= link_to("只看自己", {:controller => 'users', :action => 'show', :type => 1}) %></li>
   # <li><%= link_to("所有反馈", {:controller => 'users', :action => 'show', :type => 2}) %></li>
   # </ul></div> 
-  
+
   # TODO: 待删
   # def show_activity(state)
   #   content = ''.html_safe
@@ -114,19 +114,19 @@ module UsersHelper
   #   end
   #   content_tag('div', content, :class => "pagination")
   # end
-  
+
   #TODO: 待删
   def watch_projects(state)
     content = ''.html_safe
     case state
-    when 0
-      s = content_tag('span', l(:label_project_take), :class => "current-page")
-      content << content_tag('li', s)
-      content << content_tag('li', link_to(l(:label_has_watched_project), {:controller => 'users', :action => 'watch_projects', :type => 1}))
-    when 1
-      s = content_tag('span', l(:label_has_watched_project), :class => "current-page")
-      content << content_tag('li', link_to(l(:label_project_take), {:controller => 'users', :action => 'user_projects'}))
-      content << content_tag('li', s, :class => "current-page")
+      when 0
+        s = content_tag('span', l(:label_project_take), :class => "current-page")
+        content << content_tag('li', s)
+        content << content_tag('li', link_to(l(:label_has_watched_project), {:controller => 'users', :action => 'watch_projects', :type => 1}))
+      when 1
+        s = content_tag('span', l(:label_has_watched_project), :class => "current-page")
+        content << content_tag('li', link_to(l(:label_project_take), {:controller => 'users', :action => 'user_projects'}))
+        content << content_tag('li', s, :class => "current-page")
     end
     content_tag('div', content, :class => "pagination")
   end
@@ -134,59 +134,59 @@ module UsersHelper
   def user_course(state)
     content = ''.html_safe
     if @user != User.current
-      if  @user.user_extensions.identity == 0 
+      if  @user.user_extensions.identity == 0
         case state
-        when 0
-          s = content_tag('span', '他执教的课程', :class => "current-page")
-          content << content_tag('li', s)
-          content << content_tag('li', link_to('他发布的作业', {:controller => 'users', :action => 'user_courses', :type => 1}))
-          content_tag('div', content, :class => "pagination")
-        when 1
-          s = content_tag('span', '他发布的作业', :class => "current-page")
-          content << content_tag('li', link_to('他执教的课程', {:controller => 'users', :action => 'user_courses'}))
-          content << content_tag('li', s, :class => "current-page")    
-          content_tag('div', content, :class => "pagination")
+          when 0
+            s = content_tag('span', '他执教的课程', :class => "current-page")
+            content << content_tag('li', s)
+            content << content_tag('li', link_to('他发布的作业', {:controller => 'users', :action => 'user_courses', :type => 1}))
+            content_tag('div', content, :class => "pagination")
+          when 1
+            s = content_tag('span', '他发布的作业', :class => "current-page")
+            content << content_tag('li', link_to('他执教的课程', {:controller => 'users', :action => 'user_courses'}))
+            content << content_tag('li', s, :class => "current-page")
+            content_tag('div', content, :class => "pagination")
         end
-      else    
+      else
         case state
-        when 0
-          s = content_tag('span', '他的课程', :class => "current-page")
-          content << content_tag('li', s)
-          content << content_tag('li', link_to('他的作业', {:controller => 'users', :action => 'user_courses', :type => 1}))
-          content_tag('div', content, :class => "pagination")      
-        when 1
-          s = content_tag('span', '他的作业', :class => "current-page")
-          content << content_tag('li', link_to('他的课程', {:controller => 'users', :action => 'user_courses', :type => 0}))
-          content << content_tag('li', s, :class => "current-page")      
-          content_tag('div', content, :class => "pagination")
+          when 0
+            s = content_tag('span', '他的课程', :class => "current-page")
+            content << content_tag('li', s)
+            content << content_tag('li', link_to('他的作业', {:controller => 'users', :action => 'user_courses', :type => 1}))
+            content_tag('div', content, :class => "pagination")
+          when 1
+            s = content_tag('span', '他的作业', :class => "current-page")
+            content << content_tag('li', link_to('他的课程', {:controller => 'users', :action => 'user_courses', :type => 0}))
+            content << content_tag('li', s, :class => "current-page")
+            content_tag('div', content, :class => "pagination")
         end
       end
     else
-      if  @user.user_extensions.identity == 0 
+      if  @user.user_extensions.identity == 0
         case state
-        when 0
-          s = content_tag('span', l(:label_teaching_course), :class => "current-page")
-          content << content_tag('li', s)
-          content << content_tag('li', link_to(l(:label_release_homework), {:controller => 'users', :action => 'user_courses', :type => 1}))
-          content_tag('div', content, :class => "pagination")
-        when 1
-          s = content_tag('span', l(:label_release_homework), :class => "current-page")
-          content << content_tag('li', link_to(l(:label_teaching_course), {:controller => 'users', :action => 'user_courses'}))
-          content << content_tag('li', s, :class => "current-page")    
-          content_tag('div', content, :class => "pagination")
+          when 0
+            s = content_tag('span', l(:label_teaching_course), :class => "current-page")
+            content << content_tag('li', s)
+            content << content_tag('li', link_to(l(:label_release_homework), {:controller => 'users', :action => 'user_courses', :type => 1}))
+            content_tag('div', content, :class => "pagination")
+          when 1
+            s = content_tag('span', l(:label_release_homework), :class => "current-page")
+            content << content_tag('li', link_to(l(:label_teaching_course), {:controller => 'users', :action => 'user_courses'}))
+            content << content_tag('li', s, :class => "current-page")
+            content_tag('div', content, :class => "pagination")
         end
-      else    
+      else
         case state
-        when 0
-          s = content_tag('span', l(:label_my_course), :class => "current-page")
-          content << content_tag('li', s)
-          content << content_tag('li', link_to('我的作业', {:controller => 'users', :action => 'user_courses', :type => 1}))
-          content_tag('div', content, :class => "pagination")      
-        when 1
-          s = content_tag('span', '我的作业', :class => "current-page")
-          content << content_tag('li', link_to(l(:label_my_course), {:controller => 'users', :action => 'user_courses', :type => 0}))
-          content << content_tag('li', s, :class => "current-page")      
-          content_tag('div', content, :class => "pagination")
+          when 0
+            s = content_tag('span', l(:label_my_course), :class => "current-page")
+            content << content_tag('li', s)
+            content << content_tag('li', link_to('我的作业', {:controller => 'users', :action => 'user_courses', :type => 1}))
+            content_tag('div', content, :class => "pagination")
+          when 1
+            s = content_tag('span', '我的作业', :class => "current-page")
+            content << content_tag('li', link_to(l(:label_my_course), {:controller => 'users', :action => 'user_courses', :type => 0}))
+            content << content_tag('li', s, :class => "current-page")
+            content_tag('div', content, :class => "pagination")
         end
       end
     end
@@ -196,42 +196,42 @@ module UsersHelper
   def sort_user(state, project_type)
     content = ''.html_safe
     case state
-    when 0
-      content << content_tag('li', link_to(l(:label_sort_by_active), users_path(params.merge({:user_sort_type => '1', :project_type => project_type}) )))
-      content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(params.merge({:user_sort_type => '2', :project_type => project_type}) )))
-      content << content_tag('li', link_to(l(:label_sort_by_time), users_path(params.merge({:user_sort_type => '0', :project_type => project_type}) ), :class=>"selected") )
-    when 1
-      content << content_tag('li', link_to(l(:label_sort_by_active), users_path(params.merge({:user_sort_type => '1', :project_type => project_type}) ), :class=>"selected") )
-      content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(params.merge({:user_sort_type => '2', :project_type => project_type}) )))
-      content << content_tag('li', link_to(l(:label_sort_by_time), users_path(params.merge({:user_sort_type => '0', :project_type => project_type}) )))
-    when 2
-      content << content_tag('li', link_to(l(:label_sort_by_active), users_path(params.merge({:user_sort_type => '1', :project_type => project_type}) )))
-      content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(params.merge({:user_sort_type => '2', :project_type => project_type}) ), :class=>"selected") )
-      content << content_tag('li', link_to(l(:label_sort_by_time), users_path(params.merge({:user_sort_type => '0', :project_type => project_type}) )))
+      when 0
+        content << content_tag('li', link_to(l(:label_sort_by_active), users_path(params.merge({:user_sort_type => '1', :project_type => project_type}) )))
+        content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(params.merge({:user_sort_type => '2', :project_type => project_type}) )))
+        content << content_tag('li', link_to(l(:label_sort_by_time), users_path(params.merge({:user_sort_type => '0', :project_type => project_type}) ), :class=>"selected") )
+      when 1
+        content << content_tag('li', link_to(l(:label_sort_by_active), users_path(params.merge({:user_sort_type => '1', :project_type => project_type}) ), :class=>"selected") )
+        content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(params.merge({:user_sort_type => '2', :project_type => project_type}) )))
+        content << content_tag('li', link_to(l(:label_sort_by_time), users_path(params.merge({:user_sort_type => '0', :project_type => project_type}) )))
+      when 2
+        content << content_tag('li', link_to(l(:label_sort_by_active), users_path(params.merge({:user_sort_type => '1', :project_type => project_type}) )))
+        content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(params.merge({:user_sort_type => '2', :project_type => project_type}) ), :class=>"selected") )
+        content << content_tag('li', link_to(l(:label_sort_by_time), users_path(params.merge({:user_sort_type => '0', :project_type => project_type}) )))
     end
     content = content_tag('ul', content)
     content_tag('div', content, :class => "tabs")
-  end  
-  
+  end
+
   def sort_user_enterprise(state, project_type)
     content = ''.html_safe
     case state
-    when 0
-      content << content_tag('li', link_to(l(:label_sort_by_active), users_path(:user_sort_type => '1', :project_type => project_type)))
-      content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(:user_sort_type => '2', :project_type => project_type)))
-      content << content_tag('li', link_to(l(:label_sort_by_time), users_path(:user_sort_type => '0', :project_type => project_type), :class=>"selected"), :class=>"selected")
-    when 1
-      content << content_tag('li', link_to(l(:label_sort_by_active), users_path(:user_sort_type => '1', :project_type => project_type), :class=>"selected"), :class=>"selected")
-      content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(:user_sort_type => '2', :project_type => project_type)))
-      content << content_tag('li', link_to(l(:label_sort_by_time), users_path(:user_sort_type => '0', :project_type => project_type)))
-    when 2
-      content << content_tag('li', link_to(l(:label_sort_by_active), users_path(:user_sort_type => '1', :project_type => project_type)))
-      content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(:user_sort_type => '2', :project_type => project_type), :class=>"selected"), :class=>"selected")
-      content << content_tag('li', link_to(l(:label_sort_by_time), users_path(:user_sort_type => '0', :project_type => project_type)))
+      when 0
+        content << content_tag('li', link_to(l(:label_sort_by_active), users_path(:user_sort_type => '1', :project_type => project_type)))
+        content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(:user_sort_type => '2', :project_type => project_type)))
+        content << content_tag('li', link_to(l(:label_sort_by_time), users_path(:user_sort_type => '0', :project_type => project_type), :class=>"selected"), :class=>"selected")
+      when 1
+        content << content_tag('li', link_to(l(:label_sort_by_active), users_path(:user_sort_type => '1', :project_type => project_type), :class=>"selected"), :class=>"selected")
+        content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(:user_sort_type => '2', :project_type => project_type)))
+        content << content_tag('li', link_to(l(:label_sort_by_time), users_path(:user_sort_type => '0', :project_type => project_type)))
+      when 2
+        content << content_tag('li', link_to(l(:label_sort_by_active), users_path(:user_sort_type => '1', :project_type => project_type)))
+        content << content_tag('li', link_to(l(:label_sort_by_influence), users_path(:user_sort_type => '2', :project_type => project_type), :class=>"selected"), :class=>"selected")
+        content << content_tag('li', link_to(l(:label_sort_by_time), users_path(:user_sort_type => '0', :project_type => project_type)))
     end
     content = content_tag('ul', content)
     content_tag('div', content, :class => "tabs_enterprise")
-  end 
+  end
 
   def gender_avatar_uri user
     img_uri = '/images/sidebar/female.png'
@@ -256,7 +256,7 @@ module UsersHelper
     #   people_ids += (members_to_user_ids(tmp)) unless tmp.nil?
     # end
     # people_ids.include?(login_user.id) or (login_user == user) or login_user.admin?
-    
+
     false
   end
 
@@ -290,7 +290,7 @@ module UsersHelper
     membership.collect { |e|
       memberships.push(e)
     }
-                                            ## 判断课程是否过期 [需封装]
+    ## 判断课程是否过期 [需封装]
     memberships_doing = []
     memberships_done  = []
     memberships.map { |e|
@@ -546,7 +546,7 @@ module UsersHelper
     type = []
     user.courses.select{|c| user.allowed_to?(:as_teacher,c)}.each do |course|
       option = []
-      option << course.name
+      option << course.name+"（"+course.time.to_s+course.term+"）"
       option << course.id
       type << option
     end
diff --git a/app/views/layouts/new_base_user.html.erb b/app/views/layouts/new_base_user.html.erb
index 3513c5c86..ae8fd774e 100644
--- a/app/views/layouts/new_base_user.html.erb
+++ b/app/views/layouts/new_base_user.html.erb
@@ -101,9 +101,9 @@
           <a href="javascript:void(0);" class="homepageMenuText" onclick="$('#homepageLeftMenuCourses').slideToggle();">课程</a>
           <% if is_current_user%>
               <% if User.current.user_extensions && User.current.user_extensions.identity == 0 && User.current.allowed_to?(:add_course, nil, :global => true)%>
-                  <%=link_to "", new_course_path, :class => "homepageMenuSetting fr"%>
+                  <%=link_to "", new_course_path, :class => "homepageMenuSetting fr", :title => "新建课程"%>
               <% else%>
-                  <%=link_to "", join_private_courses_courses_path, :class => "homepageMenuSetting fr",:remote => true%>
+                  <%=link_to "", join_private_courses_courses_path, :class => "homepageMenuSetting fr",:remote => true, :title => "加入课程"%>
               <% end%>
           <% end%>
         </div>
@@ -117,7 +117,7 @@
           <a href="javascript:void(0);" class="homepageMenuText" onclick="$('#homepageLeftMenuForge').slideToggle();">项目</a>
 
           <% if is_current_user%>
-              <%=link_to "", new_project_path, :class => "homepageMenuSetting fr"%>
+              <%=link_to "", new_project_path, :class => "homepageMenuSetting fr", :title => "新建项目"%>
           <% end%>
         </div>
         <div class="homepageLeftMenuCourses" id="homepageLeftMenuForge">
diff --git a/app/views/users/_course_message.html.erb b/app/views/users/_course_message.html.erb
index f27d6cae5..85e958253 100644
--- a/app/views/users/_course_message.html.erb
+++ b/app/views/users/_course_message.html.erb
@@ -1,108 +1,108 @@
-    <div class="resources mt10" id="user_activity_<%= user_activity_id%>">
-      <div class="homepagePostBrief">
-        <div class="homepagePostPortrait">
-          <%= link_to image_tag(url_to_avatar(activity.author), :width => "50", :height => "50"), user_path(activity.author_id), :alt => "用户头像" %>
-        </div>
-        <div class="homepagePostDes">
-          <div class="homepagePostTo break_word">
-            <% if activity.try(:author).try(:realname) == ' ' %>
-                <%= link_to activity.try(:author), user_path(activity.author_id), :class => "newsBlue mr15" %>
-            <% else %>
-                <%= link_to activity.try(:author).try(:realname), user_path(activity.author_id), :class => "newsBlue mr15" %>
-            <% end %>
-            TO
-            <%= link_to activity.course.name.to_s+" | 课程讨论区", course_boards_path(activity.course), :class => "newsBlue ml15 mr5"%>
-          </div>
-          <div class="homepagePostTitle break_word">
-            <% if activity.parent_id.nil? %> <!--+"(帖子标题)"-->
-              <%= link_to activity.subject.to_s.html_safe, course_boards_path(activity.course,:parent_id =>activity.id, :topic_id => activity.id), :class=> "postGrey" %>
-            <% else %>
-                <%= link_to activity.parent.subject.to_s.html_safe, course_boards_path(activity.course,:parent_id =>activity.parent_id, :topic_id => activity.id), :class=> "postGrey"%>
-            <% end %>
-          </div>
-          <div class="homepagePostDate">
-            发帖时间：<%= format_date(activity.created_on) %>
-          </div>
-
-
-          <div class="homepagePostIntro break_word upload_img" id="activity_description_<%= user_activity_id%>">帖子描述：
-          <% if activity.parent_id.nil? %>
-              <%= activity.content.to_s.html_safe%>
-          <% else %>
-              <%= activity.parent.content.to_s.html_safe%>
-          <% end %>
-          </div>
-          <div class="homepagePostSetting" id="act-<%= user_activity_id %>" style="visibility: hidden">
-            <ul>
-              <li class="homepagePostSettingIcon">
-                <ul class="homepagePostSettiongText">
-                  <li><a href="javascript:void(0);" class="postOptionLink">编辑</a></li>
-                  <li><a href="javascript:void(0);" class="postOptionLink">复制</a></li>
-                  <li><a href="javascript:void(0);" class="postOptionLink">删除</a></li>
-                </ul>
-              </li>
-            </ul>
-          </div>
-        </div>
-        <div class="cl"></div>
+<div class="resources mt10" id="user_activity_<%= user_activity_id%>">
+  <div class="homepagePostBrief">
+    <div class="homepagePostPortrait">
+      <%= link_to image_tag(url_to_avatar(activity.author), :width => "50", :height => "50"), user_path(activity.author_id), :alt => "用户头像" %>
+    </div>
+    <div class="homepagePostDes">
+      <div class="homepagePostTo break_word">
+        <% if activity.try(:author).try(:realname) == ' ' %>
+            <%= link_to activity.try(:author), user_path(activity.author_id), :class => "newsBlue mr15" %>
+        <% else %>
+            <%= link_to activity.try(:author).try(:realname), user_path(activity.author_id), :class => "newsBlue mr15" %>
+        <% end %>
+        TO
+        <%= link_to activity.course.name.to_s+" | 课程讨论区", course_boards_path(activity.course), :class => "newsBlue ml15 mr5"%>
+      </div>
+      <div class="homepagePostTitle break_word">
+        <% if activity.parent_id.nil? %> <!--+"(帖子标题)"-->
+            <%= link_to activity.subject.to_s.html_safe, course_boards_path(activity.course,:parent_id =>activity.id, :topic_id => activity.id), :class=> "postGrey" %>
+        <% else %>
+            <%= link_to activity.parent.subject.to_s.html_safe, course_boards_path(activity.course,:parent_id =>activity.parent_id, :topic_id => activity.id), :class=> "postGrey"%>
+        <% end %>
+      </div>
+      <div class="homepagePostDate">
+        发帖时间：<%= format_date(activity.created_on) %>
       </div>
-      <div class="homepagePostReply">
-        <div class="homepagePostReplyBanner">
-          <% count=0 %>
-          <div class="homepagePostReplyBannerCount">回复(
-             <% if activity.parent_id.nil? %>
-                <% count=activity.replies_count%>
-                <%=count %>
-            <% else %>
-                <% count=activity.parent.replies_count%>
-                <%=count %>
-            <% end %>
-            )</div>
-          <div class="homepagePostReplyBannerTime"><%#=format_date(activity.updated_on)%></div>
-          <%if count>2 %>
-              <div class="homepagePostReplyBannerMore">
-                <a id="reply_btn_<%=user_activity_id%>" onclick="expand_reply('#reply_div_<%= user_activity_id %> li','#reply_btn_<%=user_activity_id%>')" data-count="<%= count %>" data-init="0" class=" replyGrey" href="javascript:void(0)" value="show_help" >
-                  点击展开更多回复(<%= count.to_s%>)
-                </a>
-              </div>
-          <% end %>
-        </div>
 
-        <div class="homepagePostReplyInputContainer">
-          <div nhname='new_message_<%= user_activity_id%>' style="display:none;">
-            <%= form_for('new_form',:url =>  {:controller=>'messages',:action => 'reply', :id => activity.id, :board_id => activity.board_id, :is_board => 'true'},:method => "post", :remote => true) do |f|%>
-                <input type="hidden" name="quote[quote]" value="">
-                <input type="hidden" name="user_activity_id" value="<%=user_activity_id%>">
-                <textarea placeholder="有问题或有建议，请直接给我留言吧！" nhname='new_message_textarea_<%= user_activity_id%>' name="reply[content]"></textarea>
-                <p nhname='contentmsg_<%= user_activity_id%>'></p>
-                <div nhname='toolbar_container_<%= user_activity_id%>' style="float:left;padding-top:3px;"></div>
-                <a id="new_message_cancel_btn_<%= user_activity_id%>" href="javascript:void(0)" class="grey_n_btn fr  " style="margin-top:3px;">取消</a>
-                <a id="new_message_submit_btn_<%= user_activity_id%>" href="javascript:void(0)" class="blue_n_btn fr mr5 " style="margin-top:3px;">发送</a>
-            <% end%>
+
+      <div class="homepagePostIntro break_word upload_img" id="activity_description_<%= user_activity_id%>">帖子描述：
+        <% if activity.parent_id.nil? %>
+            <%= activity.content.to_s.html_safe%>
+        <% else %>
+            <%= activity.parent.content.to_s.html_safe%>
+        <% end %>
+      </div>
+      <div class="homepagePostSetting" id="act-<%= user_activity_id %>" style="visibility: hidden">
+        <ul>
+          <li class="homepagePostSettingIcon">
+            <ul class="homepagePostSettiongText">
+              <li><a href="javascript:void(0);" class="postOptionLink">编辑</a></li>
+              <li><a href="javascript:void(0);" class="postOptionLink">复制</a></li>
+              <li><a href="javascript:void(0);" class="postOptionLink">删除</a></li>
+            </ul>
+          </li>
+        </ul>
+      </div>
+    </div>
+    <div class="cl"></div>
+  </div>
+  <div class="homepagePostReply">
+    <div class="homepagePostReplyBanner">
+      <% count=0 %>
+      <div class="homepagePostReplyBannerCount">回复(
+        <% if activity.parent_id.nil? %>
+            <% count=activity.replies_count%>
+            <%=count %>
+        <% else %>
+            <% count=activity.parent.replies_count%>
+            <%=count %>
+        <% end %>
+        )</div>
+      <div class="homepagePostReplyBannerTime"><%#=format_date(activity.updated_on)%></div>
+      <%if count>2 %>
+          <div class="homepagePostReplyBannerMore">
+            <a id="reply_btn_<%=user_activity_id%>" onclick="expand_reply('#reply_div_<%= user_activity_id %> li','#reply_btn_<%=user_activity_id%>')" data-count="<%= count %>" data-init="0" class=" replyGrey" href="javascript:void(0)" value="show_help" >
+              点击展开更多回复(<%= count.to_s%>)
+            </a>
           </div>
-          <div class="cl"></div>
-        </div>
+      <% end %>
+    </div>
 
-        <% activity= activity.parent_id.nil? ? activity:activity.parent%>
-        <% replies_all_i = 0 %>
-        <%  unless activity.children.empty? %>
-            <div class="homepagePostReplyContainer" id="reply_div_<%= user_activity_id %>">
-                <ul>
-                    <% activity.children.reorder("created_on desc").each do |reply|%>
-                          <% replies_all_i=replies_all_i+1 %>
-                          <li class="homepagePostReplyContainer" nhname="reply_rec" style="display:<%= replies_all_i>2 ? 'none' : '' %>">
-                            <div class="homepagePostReplyPortrait">
-                              <%= link_to image_tag(url_to_avatar(reply.author), :width => "45", :height => "45"), user_path(reply.author_id), :alt => "用户头像" %>
-                            </div>
-                            <div class="homepagePostReplyDes">
-                              <div class="homepagePostReplyPublisher">
-                                <% if reply.try(:author).try(:realname) == ' ' %>
-                                    <%= link_to reply.try(:author), user_path(reply.author_id), :class => "newsBlue mr10 f14" %>
-                                <% else %>
-                                    <%= link_to reply.try(:author).try(:realname), user_path(reply.author_id), :class => "newsBlue mr10 f14" %>
-                                <% end %>
-                                <%= format_date(reply.created_on) %>
-                                <%#= link_to(
+    <div class="homepagePostReplyInputContainer">
+      <div nhname='new_message_<%= user_activity_id%>' style="display:none;">
+        <%= form_for('new_form',:url =>  {:controller=>'messages',:action => 'reply', :id => activity.id, :board_id => activity.board_id, :is_board => 'true'},:method => "post", :remote => true) do |f|%>
+            <input type="hidden" name="quote[quote]" value="">
+            <input type="hidden" name="user_activity_id" value="<%=user_activity_id%>">
+            <textarea placeholder="有问题或有建议，请直接给我留言吧！" nhname='new_message_textarea_<%= user_activity_id%>' name="reply[content]"></textarea>
+            <p nhname='contentmsg_<%= user_activity_id%>'></p>
+            <div nhname='toolbar_container_<%= user_activity_id%>' style="float:left;padding-top:3px;"></div>
+            <a id="new_message_cancel_btn_<%= user_activity_id%>" href="javascript:void(0)" class="grey_n_btn fr  " style="margin-top:3px;">取消</a>
+            <a id="new_message_submit_btn_<%= user_activity_id%>" href="javascript:void(0)" class="blue_n_btn fr mr5 " style="margin-top:3px;">发送</a>
+        <% end%>
+      </div>
+      <div class="cl"></div>
+    </div>
+
+    <% activity= activity.parent_id.nil? ? activity:activity.parent%>
+    <% replies_all_i = 0 %>
+    <%  unless activity.children.empty? %>
+        <div class="homepagePostReplyContainer" id="reply_div_<%= user_activity_id %>">
+          <ul>
+            <% activity.children.reorder("created_on desc").each do |reply|%>
+                <% replies_all_i=replies_all_i+1 %>
+                <li class="homepagePostReplyContainer" nhname="reply_rec" style="display:<%= replies_all_i>2 ? 'none' : '' %>">
+                  <div class="homepagePostReplyPortrait">
+                    <%= link_to image_tag(url_to_avatar(reply.author), :width => "45", :height => "45"), user_path(reply.author_id), :alt => "用户头像" %>
+                  </div>
+                  <div class="homepagePostReplyDes">
+                    <div class="homepagePostReplyPublisher">
+                      <% if reply.try(:author).try(:realname) == ' ' %>
+                          <%= link_to reply.try(:author), user_path(reply.author_id), :class => "newsBlue mr10 f14" %>
+                      <% else %>
+                          <%= link_to reply.try(:author).try(:realname), user_path(reply.author_id), :class => "newsBlue mr10 f14" %>
+                      <% end %>
+                      <%= format_date(reply.created_on) %>
+                      <%#= link_to(
                                             l(:button_delete),
                                             {:controller => 'messages', :action => 'destroy', :id => reply.id, :board_id => reply.board_id, :is_board => 'false'},
                                             :method => :post,
@@ -110,15 +110,15 @@
                                             :title => l(:button_delete),
                                             :class => 'replyGrey fr ml10'
                                     ) if reply.course_destroyable_by?(User.current) %>
-                                <!--<a href="javascript:void(0);" class="replyGrey fr ml10">删除</a>-->
-                              </div>
-                              <div class="homepagePostReplyContent break_word"><%= reply.content.html_safe %></div>
-                            </div>
-                            <div class="cl"></div>
-                          </li>
-                    <% end %>
-                  </ul>
-            </div>
-        <% end %>
-      </div>
-    </div>
+                      <!--<a href="javascript:void(0);" class="replyGrey fr ml10">删除</a>-->
+                    </div>
+                    <div class="homepagePostReplyContent break_word"><%= reply.content.html_safe %></div>
+                  </div>
+                  <div class="cl"></div>
+                </li>
+            <% end %>
+          </ul>
+        </div>
+    <% end %>
+  </div>
+</div>
diff --git a/app/views/users/_course_news.html.erb b/app/views/users/_course_news.html.erb
index 442ad5e59..669c67ded 100644
--- a/app/views/users/_course_news.html.erb
+++ b/app/views/users/_course_news.html.erb
@@ -84,6 +84,6 @@
             <% end %>
           </ul>
         </div>
-  <% end %>
+    <% end %>
   </div>
 </div>
\ No newline at end of file
diff --git a/app/views/users/_project_issue.html.erb b/app/views/users/_project_issue.html.erb
index f23bdb74c..97c647111 100644
--- a/app/views/users/_project_issue.html.erb
+++ b/app/views/users/_project_issue.html.erb
@@ -11,7 +11,7 @@
             <%= link_to activity.try(:author).try(:realname), user_path(activity.author_id), :class => "newsBlue mr15" %>
         <% end %>  TO
         <%=  link_to activity.project.name.to_s+" | 项目缺陷", project_issues_path(activity.project), :class => "newsBlue ml15"%>
-        </div>
+      </div>
       <div class="homepagePostTitle break_word">
         <%= link_to activity.subject.to_s, issue_path(activity), :class => "postGrey" %>
         <span class='<%= get_issue_priority(activity.priority_id)[0] %>'><%= get_issue_priority(activity.priority_id)[1] %></span>
@@ -19,11 +19,11 @@
       <div class="homepagePostSubmitContainer">
         <div class="homepagePostAssignTo">指派给&nbsp;&nbsp;
           <% unless activity.assigned_to_id.nil? %>
-            <% if activity.try(:assigned_to).try(:realname) == ' ' %>
-              <%= link_to activity.try(:assigned_to), user_path(activity.assigned_to_id), :class => "newsBlue mr15" %>
-            <% else %>
-              <%= link_to activity.try(:assigned_to).try(:realname), user_path(activity.assigned_to_id), :class => "newsBlue mr15" %>
-            <% end %>
+              <% if activity.try(:assigned_to).try(:realname) == ' ' %>
+                  <%= link_to activity.try(:assigned_to), user_path(activity.assigned_to_id), :class => "newsBlue mr15" %>
+              <% else %>
+                  <%= link_to activity.try(:assigned_to).try(:realname), user_path(activity.assigned_to_id), :class => "newsBlue mr15" %>
+              <% end %>
           <% end %>
         </div>
         <div class="homepagePostDeadline">时间：<%=format_date(activity.created_on) %></div>
@@ -37,21 +37,21 @@
       <div class="mt10" style="font-weight:normal;">
         <% if activity.attachments.any? %>
             <% activity.attachments.each do |attachment| %>
-                  <div class="break_word">
+                <div class="break_word">
                   <span title="<%= attachment.filename %>" id="attachment_">
                     <%= link_to_short_attachment attachment,:length=> 58, :class => 'homepagePostFileAtt newsBlue', :download => true -%>
                   </span>
-                   <% if attachment.is_text? %>
-                        <%= link_to image_tag('magnifier.png'),
-                                    :controller => 'attachments',
-                                    :action => 'show',
-                                    :id => attachment,
-                                    :filename => attachment.filename %>
-                    <% end %>
-                   <span class="postAttSize">(
+                  <% if attachment.is_text? %>
+                      <%= link_to image_tag('magnifier.png'),
+                                  :controller => 'attachments',
+                                  :action => 'show',
+                                  :id => attachment,
+                                  :filename => attachment.filename %>
+                  <% end %>
+                  <span class="postAttSize">(
                     <%= number_to_human_size attachment.filesize %>)
                   </span>
-                  </div>
+                </div>
             <% end %>
         <% end %>
       </div>
@@ -110,7 +110,7 @@
                     <div class="homepagePostReplyPublisher">
                       <% if reply.try(:user).try(:realname) == ' ' %>
                           <%= link_to reply.try(:user), user_path(reply.user_id), :class => "newsBlue mr10 f14" %>
-                          <% else %>
+                      <% else %>
                           <%= link_to reply.try(:user).try(:realname), user_path(reply.user_id), :class => "newsBlue mr10 f14" %>
                       <% end %>
                       <%= format_date(reply.created_on) %>
diff --git a/app/views/users/_resource_share_for_project_popup.html.erb b/app/views/users/_resource_share_for_project_popup.html.erb
index e5d1732e4..482569297 100644
--- a/app/views/users/_resource_share_for_project_popup.html.erb
+++ b/app/views/users/_resource_share_for_project_popup.html.erb
@@ -34,7 +34,7 @@
           <li class="fl">
             <input name="projects_ids[]" type="checkbox" value="<%= project.id %>" class="courseSendCheckbox"/>
           </li>
-          <li class="sendCourseName fl"><%= truncate( project.name,:length=>18)%></li>
+          <li class="sendCourseName fl"><%= project.name%></li>
         </ul>
         <% end %>
     </div>
diff --git a/app/views/users/_resource_share_popup.html.erb b/app/views/users/_resource_share_popup.html.erb
index 2fc515b4a..219402cbf 100644
--- a/app/views/users/_resource_share_popup.html.erb
+++ b/app/views/users/_resource_share_popup.html.erb
@@ -34,7 +34,7 @@
               <li class="fl">
                 <input name="course_ids[]" type="checkbox" value="<%= course.id %>" class="courseSendCheckbox"/>
               </li>
-              <li class="sendCourseName fl"><%= truncate(course.name,:length=>18)%></li>
+              <li class="sendCourseName fl"><%= course.name%></li>
             </ul>
             <% end %>
           </div>
diff --git a/app/views/users/_resources_list.html.erb b/app/views/users/_resources_list.html.erb
index ab86fc21d..ab49fd9d6 100644
--- a/app/views/users/_resources_list.html.erb
+++ b/app/views/users/_resources_list.html.erb
@@ -1,25 +1,25 @@
 
 <% if attachments.nil? || attachments.empty? %>
-        <!--<p class="nodata">-->
-          <!--<%#= l(:label_no_data) %>-->
-        <!--</p>-->
+    <!--<p class="nodata">-->
+    <!--<%#= l(:label_no_data) %>-->
+    <!--</p>-->
 <% else %>
     <% attachments.each do |attach| %>
-    <ul class="resourcesList">
-      <li class="resourcesListCheckbox fl">
-        <input name="checkbox1[]" type="checkbox" onclick="checkAllBox($(this));" value="<%= attach.id%>" class="resourcesCheckbox" />
-      </li>
-    <li class="resourcesListName fl">
-      <!--<a href="javascript:void(0);" class="resourcesBlack"><%#=truncate(attach.filename,:length=>18)%></a>-->
-      <%= link_to truncate(attach.filename,:length=>18), download_named_attachment_path(attach.id, attach.filename),
-                  :title => attach.filename,:class=>'resourcesBlack'%>
-    </li>
-    <li class="resourcesListSize fl"><%= number_to_human_size(attach.filesize) %></li>
-    <li class="resourcesListType fl"><%= get_resource_type(attach.container_type)%></li>
-    <li class="resourcesListUploader fl"><%=User.find(attach.author_id).realname.blank? ? User.find(attach.author_id).nickname : User.find(attach.author_id).realname %></li>
-      <li style="display: none"><%= attach.author_id %></li>
-    <li class="resourcesListTime fl"><%= format_date(attach.created_on) %></li>
-    <li style="display: none"><%= attach.id %></li>
-    </ul>
-   <% end %>
+        <ul class="resourcesList">
+          <li class="resourcesListCheckbox fl">
+            <input name="checkbox1[]" type="checkbox" onclick="checkAllBox($(this));" value="<%= attach.id%>" class="resourcesCheckbox" />
+          </li>
+          <li class="resourcesListName fl">
+            <!--<a href="javascript:void(0);" class="resourcesBlack"><%#=truncate(attach.filename,:length=>18)%></a>-->
+            <%= link_to truncate(attach.filename,:length=>18), download_named_attachment_path(attach.id, attach.filename),
+                        :title => attach.filename,:class=>'resourcesBlack'%>
+          </li>
+          <li class="resourcesListSize fl"><%= number_to_human_size(attach.filesize) %></li>
+          <li class="resourcesListType fl"><%= get_resource_type(attach.container_type)%></li>
+          <li class="resourcesListUploader fl"><%=User.find(attach.author_id).realname.blank? ? User.find(attach.author_id).nickname : User.find(attach.author_id).realname %></li>
+          <li style="display: none"><%= attach.author_id %></li>
+          <li class="resourcesListTime fl"><%= format_date(attach.created_on) %></li>
+          <li style="display: none"><%= attach.id %></li>
+        </ul>
+    <% end %>
 <% end %>
diff --git a/app/views/users/_user_homework_form.html.erb b/app/views/users/_user_homework_form.html.erb
index 7a9e55205..c6c17edf9 100644
--- a/app/views/users/_user_homework_form.html.erb
+++ b/app/views/users/_user_homework_form.html.erb
@@ -74,7 +74,11 @@
 </div>
   </div>
 <div class="cl"></div>
-
+<script type="text/javascript">
+    $(function (){
+        $("#course_id").append("<option value='-1' id='option_select' hidden selected>请选择发布作业的课程</option>");
+    });
+</script>
 
 <script id="t:test-answer-list" type="text/html">
   <div class="mt10">
diff --git a/app/views/users/user_homeworks.html.erb b/app/views/users/user_homeworks.html.erb
index bc314565a..3e2a0abe7 100644
--- a/app/views/users/user_homeworks.html.erb
+++ b/app/views/users/user_homeworks.html.erb
@@ -1,10 +1,11 @@
 <script type="text/javascript">
   function reset_homework(){
       $("#homework_name").val("");
-      $("#homework_end_time").val("<%= (Time.now  + 3600 * 24).strftime('%Y-%m-%d')%>");
-      $("#course_id").val("");
+      $("#homework_end_time").val("");
+      $("#course_id").val($("#option_select").val());
       $("#homework_attachments").html("<%= escape_javascript(render :partial => 'users/user_homework_attachment', :locals => { :container => HomeworkCommon.new })%>");
       homework_description_editor.html("");
+      $("#homework_editor").toggle();
   }
 
   function checkAllBox(doc){
diff --git a/app/views/users/user_resource.html.erb b/app/views/users/user_resource.html.erb
index 7aafc806c..c0049db88 100644
--- a/app/views/users/user_resource.html.erb
+++ b/app/views/users/user_resource.html.erb
@@ -4,9 +4,9 @@
 <%= stylesheet_link_tag 'leftside' %>
 <%= javascript_include_tag 'attachments'%>
 <!--<script type="text/css">-->
-    <!--html,body{ overflow-y:scroll;}-->
-    <!--html,body{ overflow:scroll; min-height:101%;}-->
-    <!--html{ overflow:-moz-scrollbars-vertical;}-->
+<!--html,body{ overflow-y:scroll;}-->
+<!--html,body{ overflow:scroll; min-height:101%;}-->
+<!--html{ overflow:-moz-scrollbars-vertical;}-->
 <!--</script>-->
 <script>
     function remote_get_resources(user_id,type){
@@ -67,7 +67,7 @@
       </li>
     </ul>
   </div>
-  </div>
+</div>
 <div class="resources mt10" id="users_setting">
   <div class="resourcesSearchBanner mt10">
     <div class="resourcesUploadBox">
@@ -93,24 +93,24 @@
     </ul>
   </div>
   <form id="resources_list_form">
-  <div id="resources_list">
+    <div id="resources_list">
 
-     <%= render :partial => 'resources_list' ,:locals=>{ :attachments => @attachments} %>
+      <%= render :partial => 'resources_list' ,:locals=>{ :attachments => @attachments} %>
 
-  </div>
-  <div class="resourcesListOption">
-    <div class="resourcesCheckAll">
-      <input id="checkboxAll" type="checkbox" value="" onclick="all_select();"  class="resourcesCheckbox" />
     </div>
-    <a href="javascript:void(0);" class="replyGrey1 mr15" onclick="all_select();">全选</a>
-    <a href="javascript:void(0);" class="replyGrey1" onclick="batch_delete();">删除</a>
-    <div class="resourcesSelectSend">
-      <div class="fl">选择&nbsp;<span class="c_red" id="res_count">0</span>&nbsp;个资源</div>
-      <div class="resourcesSelectSendButton" onclick="batch_send();">
-        <a href="javascript:void(0);" class="sendButtonBlue db" data-remote="true" >发送</a>
+    <div class="resourcesListOption">
+      <div class="resourcesCheckAll">
+        <input id="checkboxAll" type="checkbox" value="" onclick="all_select();"  class="resourcesCheckbox" />
+      </div>
+      <a href="javascript:void(0);" class="replyGrey1 mr15" onclick="all_select();">全选</a>
+      <a href="javascript:void(0);" class="replyGrey1" onclick="batch_delete();">删除</a>
+      <div class="resourcesSelectSend">
+        <div class="fl">选择&nbsp;<span class="c_red" id="res_count">0</span>&nbsp;个资源</div>
+        <div class="resourcesSelectSendButton" onclick="batch_send();">
+          <a href="javascript:void(0);" class="sendButtonBlue db" data-remote="true" >发送</a>
+        </div>
       </div>
     </div>
-  </div>
   </form>
   <div class="cl"></div>
   <div>
@@ -122,7 +122,7 @@
 
 <div class="cl"></div>
 <!--<div id="upload_box" style="display: none">-->
-   <!--<%#= render :partial => 'upload_resource' ,:locals => {:user=>@user}%>-->
+<!--<%#= render :partial => 'upload_resource' ,:locals => {:user=>@user}%>-->
 <!--</div>-->
 <ul class="dropdown-menu" role="menu" aria-labelledby="dropdownMenu" id="contextMenu">
   <li><a tabindex="-1" href="#" onclick="if(<%= User.current.logged?%>)preview();" onfocus="this.blur()">预览</a></li>
@@ -133,74 +133,74 @@
 </ul>
 
 <script>
-  var pageX = 0;
-  var pageY = 0;
-  //当前选中的行
-  var line;
-  //已经选中的行，和当前选中的行的区别是：右键选中为line，换一行右键后，line变为last_line,line变为换行后的line
-  var last_line;
-  //资源名称
-  var res_name;
-  //资源名称的链接
-  var res_link;
-  var id; //资源id
-  var sendType;  //发送到课程 1  发送到项目 2
-  var lastSendType;  //保存上次发送的发送类型
-$("#resources_list").mousedown(function(e) {
-             //如果是右键的话
-            if (3 == e.which) {
-                 document.oncontextmenu = function() {return false;}
-                 pageX = e.clientX;
-                 pageY = e.clientY;
-                 $("#contextMenu").hide();
-                 $("#contextMenu").attr("style","display: block; position: fixed; top:"
-                 + pageY
-                 + "px; left:"
-                 + pageX
-                 + "px; width: 80px;");
-                 $("#contextMenu").show();
-                //当前光标所在的对象
+    var pageX = 0;
+    var pageY = 0;
+    //当前选中的行
+    var line;
+    //已经选中的行，和当前选中的行的区别是：右键选中为line，换一行右键后，line变为last_line,line变为换行后的line
+    var last_line;
+    //资源名称
+    var res_name;
+    //资源名称的链接
+    var res_link;
+    var id; //资源id
+    var sendType;  //发送到课程 1  发送到项目 2
+    var lastSendType;  //保存上次发送的发送类型
+    $("#resources_list").mousedown(function(e) {
+        //如果是右键的话
+        if (3 == e.which) {
+            document.oncontextmenu = function() {return false;}
+            pageX = e.clientX;
+            pageY = e.clientY;
+            $("#contextMenu").hide();
+            $("#contextMenu").attr("style","display: block; position: fixed; top:"
+                    + pageY
+                    + "px; left:"
+                    + pageX
+                    + "px; width: 80px;");
+            $("#contextMenu").show();
+            //当前光标所在的对象
 
-                var ele = document.elementFromPoint(pageX,pageY);
-                //转换为jquery对象
-                line = $(ele).parent();
-                //如果上一条存在被选中，那么将上一条的背景色改为白色
-                if(last_line != null){
-                   last_line.children().css("background-color", 'white');
-                    restore();
-                    last_line == null;
-                }
-                //如果当前的tag是li，那么还要li的父级元素
-                if(line.get(0).tagName === 'LI'){
-                   line = line.parent();
-                }
-                //将当前的元素的所有子元素的背景色改为蓝色
-                line.children().css("background-color", '#e1e1e1');
-                //将当前元素赋给 上一个对象 保存起来。
-                last_line = line;
-             }
-});
-   //元素包含关系计算
-  var contains  = function(root, el) {
-      if (root.compareDocumentPosition)
-          return root === el || !!(root.compareDocumentPosition(el) & 16);
-      if (root.contains && el.nodeType === 1){
-          return root.contains(el) && root !== el;
-      }
-      while ((el = el.parentNode))
-          if (el === root) return true;
-      return false;
-  }
-$(document.body).click(function(e) {
-         //在列表上的任何单击事件都要恢复原来的样子
-         //隐藏右键菜单
+            var ele = document.elementFromPoint(pageX,pageY);
+            //转换为jquery对象
+            line = $(ele).parent();
+            //如果上一条存在被选中，那么将上一条的背景色改为白色
+            if(last_line != null){
+                last_line.children().css("background-color", 'white');
+                restore();
+                last_line == null;
+            }
+            //如果当前的tag是li，那么还要li的父级元素
+            if(line.get(0).tagName === 'LI'){
+                line = line.parent();
+            }
+            //将当前的元素的所有子元素的背景色改为蓝色
+            line.children().css("background-color", '#e1e1e1');
+            //将当前元素赋给 上一个对象 保存起来。
+            last_line = line;
+        }
+    });
+    //元素包含关系计算
+    var contains  = function(root, el) {
+        if (root.compareDocumentPosition)
+            return root === el || !!(root.compareDocumentPosition(el) & 16);
+        if (root.contains && el.nodeType === 1){
+            return root.contains(el) && root !== el;
+        }
+        while ((el = el.parentNode))
+            if (el === root) return true;
+        return false;
+    }
+    $(document.body).click(function(e) {
+        //在列表上的任何单击事件都要恢复原来的样子
+        //隐藏右键菜单
         //e.preventDefault();
-		$("#contextMenu").hide();
-		document.oncontextmenu = function() {return true;}
+        $("#contextMenu").hide();
+        document.oncontextmenu = function() {return true;}
         //如果当前行为空，那么要将当前行的拿到
-         var ele;
-         if(line == null){
-             ele = document.elementFromPoint(e.clientX, e.clientY);
+        var ele;
+        if(line == null){
+            ele = document.elementFromPoint(e.clientX, e.clientY);
             line = $(ele).parent();
             //如果是在li上点击事件，那么要获得父组件
             if(line.get(0).tagName === 'LI'){
@@ -214,317 +214,317 @@ $(document.body).click(function(e) {
         }
 
         //当前行恢复编辑状态到链接状态
-       if(ele && ele.nodeName != 'INPUT') {
-           restore();
-       }
+        if(ele && ele.nodeName != 'INPUT') {
+            restore();
+        }
         line = null;
-});
-  //只要有一个选中了就是true
-  function checkboxSelected(){
-      selected = false;
-      $("#resources_list").find("input[name='checkbox1[]']").each(function(){
-          if($(this).attr('checked') == true){
-              selected = true;
-          }
-      });
-      return selected;
-  }
-  //只有全选才是true
-  function checkboxAllSelected(){
-      allSelected = true;
-      $("#resources_list").find("input[name='checkbox1[]']").each(function(){
-          if($(this).attr('checked') == undefined){
-              allSelected = false;
-          }
-      });
-      return allSelected;
-  }
-  //只有全部不选才是true
-  function checkboxAllDeselected(){
-      allDeselected = true;
-      $("#resources_list").find("input[name='checkbox1[]']").each(function(){
-          if($(this).attr('checked') == 'checked'){
-              allDeselected = false;
-          }
-      });
-      return allDeselected;
-  }
-  //查看所有的checkbox状态，并且按情况更改$("#checkboxAll")的状态
-  function checkAllBox(checkbox){
-    //只有选中当前checkbox且这个时候所有的checkbox都被选中了，$("#checkboxAll")才是被选中状态，其余都是非选中状态
-    if(checkbox.attr('checked') == 'checked' && checkboxAllSelected()){
-        $("#checkboxAll").attr('checked',true);
-    }else{
-        $("#checkboxAll").attr('checked',false);
+    });
+    //只要有一个选中了就是true
+    function checkboxSelected(){
+        selected = false;
+        $("#resources_list").find("input[name='checkbox1[]']").each(function(){
+            if($(this).attr('checked') == true){
+                selected = true;
+            }
+        });
+        return selected;
     }
-    $("#res_count").html(getCheckBoxSeletedCount());
+    //只有全选才是true
+    function checkboxAllSelected(){
+        allSelected = true;
+        $("#resources_list").find("input[name='checkbox1[]']").each(function(){
+            if($(this).attr('checked') == undefined){
+                allSelected = false;
+            }
+        });
+        return allSelected;
+    }
+    //只有全部不选才是true
+    function checkboxAllDeselected(){
+        allDeselected = true;
+        $("#resources_list").find("input[name='checkbox1[]']").each(function(){
+            if($(this).attr('checked') == 'checked'){
+                allDeselected = false;
+            }
+        });
+        return allDeselected;
+    }
+    //查看所有的checkbox状态，并且按情况更改$("#checkboxAll")的状态
+    function checkAllBox(checkbox){
+        //只有选中当前checkbox且这个时候所有的checkbox都被选中了，$("#checkboxAll")才是被选中状态，其余都是非选中状态
+        if(checkbox.attr('checked') == 'checked' && checkboxAllSelected()){
+            $("#checkboxAll").attr('checked',true);
+        }else{
+            $("#checkboxAll").attr('checked',false);
+        }
+        $("#res_count").html(getCheckBoxSeletedCount());
 
-  }
-  //获取当前checkbox选中的数目
-  function getCheckBoxSeletedCount(){
-      var i = 0;
-      $("#resources_list").find("input[name='checkbox1[]']").each(function(){
-          if($(this).attr('checked') == 'checked'){
-              i ++;
-          }
-      });
-      return i;
-  }
-  //全选反选
-  function all_select(){
+    }
+    //获取当前checkbox选中的数目
+    function getCheckBoxSeletedCount(){
+        var i = 0;
+        $("#resources_list").find("input[name='checkbox1[]']").each(function(){
+            if($(this).attr('checked') == 'checked'){
+                i ++;
+            }
+        });
+        return i;
+    }
+    //全选反选
+    function all_select(){
 
-      if($("#checkboxAll").attr('checked')){
-          $("#resources_list").find("input[name='checkbox1[]']").each(function(){
-              $(this).attr('checked',true);
-          });
-          $("#res_count").html(getCheckBoxSeletedCount());
-      }else{
-          $("#resources_list").find("input[name='checkbox1[]']").each(function(){
-              $(this).attr('checked',false);
-          });
-          $("#res_count").html(0);
-      }
-  }
-  //批量删除
-  function batch_delete(){
-      var data = $("#resources_list_form").serialize();
-      if(data != "" && confirm('您删不掉这其中上传者不是您的资源，确认要删除这些资源吗？')) {
-          $.post(
-                  '<%= user_resource_delete_user_path(@user)%>',
-                  $("#resources_list_form").serialize(),//只会对选中的控件进行序列化提交
-                  function (data) {
+        if($("#checkboxAll").attr('checked')){
+            $("#resources_list").find("input[name='checkbox1[]']").each(function(){
+                $(this).attr('checked',true);
+            });
+            $("#res_count").html(getCheckBoxSeletedCount());
+        }else{
+            $("#resources_list").find("input[name='checkbox1[]']").each(function(){
+                $(this).attr('checked',false);
+            });
+            $("#res_count").html(0);
+        }
+    }
+    //批量删除
+    function batch_delete(){
+        var data = $("#resources_list_form").serialize();
+        if(data != "" && confirm('您删不掉这其中上传者不是您的资源，确认要删除这些资源吗？')) {
+            $.post(
+                    '<%= user_resource_delete_user_path(@user)%>',
+                    $("#resources_list_form").serialize(),//只会对选中的控件进行序列化提交
+                    function (data) {
 
-                  }
-          );
-      }
-  }
+                    }
+            );
+        }
+    }
 
 
 
-  function show_send(){
-      $("#contextMenu").hide();
-      document.oncontextmenu = function() {return true;}
-      line.children().css("background-color",'white');
-      id = line.children().last().html();
-      if (lastSendType === '1'){  //如果已经发送过一次了，那么就应该沿用上次发送的类型。
-          $.ajax({
-              type: 'get',
-              url: '<%= search_user_course_user_path(@user)%>' + '?send_id=' + id
-          });
-      }else{
-          $.ajax({
-              type: 'get',
-              url: '<%= search_user_project_user_path(@user)%>' + '?send_id=' + id
-          });
-      }
-  }
+    function show_send(){
+        $("#contextMenu").hide();
+        document.oncontextmenu = function() {return true;}
+        line.children().css("background-color",'white');
+        id = line.children().last().html();
+        if (lastSendType === '1'){  //如果已经发送过一次了，那么就应该沿用上次发送的类型。
+            $.ajax({
+                type: 'get',
+                url: '<%= search_user_course_user_path(@user)%>' + '?send_id=' + id
+            });
+        }else{
+            $.ajax({
+                type: 'get',
+                url: '<%= search_user_project_user_path(@user)%>' + '?send_id=' + id
+            });
+        }
+    }
 
-  function batch_send(){
-      if($("#resources_list_form").serialize() == ""){
-          alert('暂时不支持多页选择，您当前页没有选择任何资源');
-          return ;
-      }
-      if (lastSendType === '1'){  //如果已经发送过一次了，那么就应该沿用上次发送的类型。
-          $.ajax({
-              type: 'get',
-              url: '<%= search_user_course_user_path(@user)%>' + '?'+ $("#resources_list_form").serialize()
-          });
-      }else{
-          $.ajax({
-              type: 'get',
-              url: '<%= search_user_project_user_path(@user)%>' + '?' +  $("#resources_list_form").serialize()
-          });
-      }
-  }
+    function batch_send(){
+        if($("#resources_list_form").serialize() == ""){
+            alert('暂时不支持多页选择，您当前页没有选择任何资源');
+            return ;
+        }
+        if (lastSendType === '1'){  //如果已经发送过一次了，那么就应该沿用上次发送的类型。
+            $.ajax({
+                type: 'get',
+                url: '<%= search_user_course_user_path(@user)%>' + '?'+ $("#resources_list_form").serialize()
+            });
+        }else{
+            $.ajax({
+                type: 'get',
+                url: '<%= search_user_project_user_path(@user)%>' + '?' +  $("#resources_list_form").serialize()
+            });
+        }
+    }
 
-  function preview(){
-      $("#contextMenu").hide();
-      document.oncontextmenu = function() {return true;}
-      line.children().css("background-color",'white');
-      id = line.children().last().html();
-      $.ajax({
-          type:'get',
-          url:'<%= resource_preview_user_path(@user)%>'+"?resource_id="+id
-      });
-  }
+    function preview(){
+        $("#contextMenu").hide();
+        document.oncontextmenu = function() {return true;}
+        line.children().css("background-color",'white');
+        id = line.children().last().html();
+        $.ajax({
+            type:'get',
+            url:'<%= resource_preview_user_path(@user)%>'+"?resource_id="+id
+        });
+    }
 
-  function rename(){
-      $("#contextMenu").hide();
-      document.oncontextmenu = function() {return true;}
-      line.children().css("background-color",'white');
-      id = line.children().last().html();
-      user_id = line.children().eq(5).html();
-      if(user_id === '<%= User.current.id%>') {
-          res_name = line.children().eq(1).children().attr('title');
-          res_link = line.children().eq(1).html();
-          line.children().eq(1).html('<%= form_tag(url_for(:controller => 'users',:action => 'rename_resource',:method => 'post',:remote=>true,:id=>@user.id),:id=>"res_name_form" ) do%>' +
-                  '<input name="res_name" id="res_name" ' +
-                  'style="height: 2em;line-height: 2em;overflow: hidden;" onblur="restore();" ' +
-                  'value="'+res_name+
-                  '"/>  <input type="hidden" id ="res_id" name="res_id" value="'+id+'"/>'+
-                  '<% end %>');
-          $("#res_name").focus();
-          $("html,body").animate({scrollTop:$("#res_name").offset().top},1000)
-      }else{
-          alert('您无法修改此资源！')
-      }
-  }
-  String.prototype.trim = function() {
-      var str = this,
-              str = str.replace(/^\s\s*/, ''),
-              ws = /\s/,
-              i = str.length;
-      while (ws.test(str.charAt(--i)));
-      return str.slice(0, i + 1);
-  }
+    function rename(){
+        $("#contextMenu").hide();
+        document.oncontextmenu = function() {return true;}
+        line.children().css("background-color",'white');
+        id = line.children().last().html();
+        user_id = line.children().eq(5).html();
+        if(user_id === '<%= User.current.id%>') {
+            res_name = line.children().eq(1).children().attr('title');
+            res_link = line.children().eq(1).html();
+            line.children().eq(1).html('<%= form_tag(url_for(:controller => 'users',:action => 'rename_resource',:method => 'post',:remote=>true,:id=>@user.id),:id=>"res_name_form" ) do%>' +
+                    '<input name="res_name" id="res_name" ' +
+                    'style="height: 2em;line-height: 2em;overflow: hidden;" onblur="restore();" ' +
+                    'value="'+res_name+
+                    '"/>  <input type="hidden" id ="res_id" name="res_id" value="'+id+'"/>'+
+                    '<% end %>');
+            $("#res_name").focus();
+            $("html,body").animate({scrollTop:$("#res_name").offset().top},1000)
+        }else{
+            alert('您无法修改此资源！')
+        }
+    }
+    String.prototype.trim = function() {
+        var str = this,
+                str = str.replace(/^\s\s*/, ''),
+                ws = /\s/,
+                i = str.length;
+        while (ws.test(str.charAt(--i)));
+        return str.slice(0, i + 1);
+    }
 
-  //恢复编辑状态到链接状态
-  //如果当前是编辑状态，任何的不在输入框里的单击右键事件都需要将编辑状态变回链接状态
-  //如果是编辑状态，且做了修改，那么久要进行修改，并且将修改值经过处理替换到页面显示
-  function restore(){
-      //上一行不为空 且链接不为空
-      if( last_line != null && res_link != null && res_link != '') {
-          name = $("#res_name").lenght != 0 && $("#res_name").val() != undefined  ?  $("#res_name").val().trim() : undefined ;
-          if (name == undefined || name === 'undefined' ){ //只要res_name没有值，那么就不是编辑状态
-              return;
-          }
-          if( name && name != res_name.trim()){
+    //恢复编辑状态到链接状态
+    //如果当前是编辑状态，任何的不在输入框里的单击右键事件都需要将编辑状态变回链接状态
+    //如果是编辑状态，且做了修改，那么久要进行修改，并且将修改值经过处理替换到页面显示
+    function restore(){
+        //上一行不为空 且链接不为空
+        if( last_line != null && res_link != null && res_link != '') {
+            name = $("#res_name").lenght != 0 && $("#res_name").val() != undefined  ?  $("#res_name").val().trim() : undefined ;
+            if (name == undefined || name === 'undefined' ){ //只要res_name没有值，那么就不是编辑状态
+                return;
+            }
+            if( name && name != res_name.trim()){
 
-              if(confirm('确定修改为 '+name)){
-                  $.post(
-                          '<%=rename_resource_user_path(@user) %>',
-                          "res_name="+$('#res_name').val()+"&res_id="+$("#res_id").val(),
-                          function (data){
-                              if(data != 'fail'){//修改成功，那么将链接恢复，并且将链接的显示内容改变。链接可以不变
-                                  last_line.children().eq(1).html(res_link);
-                                  last_line.children().eq(1).children().attr('title',name);
-                                  last_line.children().eq(1).children().attr('href',data);
-                                  last_line.children().eq(1).children().html(name.length > 17? name.substring(0,17)+'...' : name);
-                              }else{
-                                  last_line.children().eq(1).html(res_link);
-                                  res_link = null; //如果修改失败，恢复之后将res_link置空
-                              }
-                          },
-                          'text'
-                  );
-              }else{
-                 last_line.children().eq(1).html(res_link);
-                  res_link = null; //如果没有做修改，恢复之后将res_link置空
-              }
-          }else {
-              last_line.children().eq(1).html(res_link);
-              res_link = null;//如果没有做修改，恢复之后将res_link置空
-          }
+                if(confirm('确定修改为 '+name)){
+                    $.post(
+                            '<%=rename_resource_user_path(@user) %>',
+                                    "res_name="+$('#res_name').val()+"&res_id="+$("#res_id").val(),
+                            function (data){
+                                if(data != 'fail'){//修改成功，那么将链接恢复，并且将链接的显示内容改变。链接可以不变
+                                    last_line.children().eq(1).html(res_link);
+                                    last_line.children().eq(1).children().attr('title',name);
+                                    last_line.children().eq(1).children().attr('href',data);
+                                    last_line.children().eq(1).children().html(name.length > 17? name.substring(0,17)+'...' : name);
+                                }else{
+                                    last_line.children().eq(1).html(res_link);
+                                    res_link = null; //如果修改失败，恢复之后将res_link置空
+                                }
+                            },
+                            'text'
+                    );
+                }else{
+                    last_line.children().eq(1).html(res_link);
+                    res_link = null; //如果没有做修改，恢复之后将res_link置空
+                }
+            }else {
+                last_line.children().eq(1).html(res_link);
+                res_link = null;//如果没有做修改，恢复之后将res_link置空
+            }
 
 
-      }
-  }
+        }
+    }
 
-  function delete_file() {
-      $("#contextMenu").hide();
-      document.oncontextmenu = function () {
-          return true;
-      }
-      line.children().css("background-color", 'white');
-      id = line.children().last().html();
-      user_id = line.children().eq(5).html();
-      if(user_id === '<%= User.current.id%>') {
-          if (confirm('确定要删除资源"' + line.children().eq(1).children().attr('title').trim() + '"么?')) {
-              $.ajax({
-                  type: 'post',
-                  url: '<%= user_resource_delete_user_path(@user)%>' + '?resource_id=' + id + '&type=' + $('#type').val()
-              });
-          }
-      }else{
-          alert('您无法删除此资源！')
-      }
-  }
+    function delete_file() {
+        $("#contextMenu").hide();
+        document.oncontextmenu = function () {
+            return true;
+        }
+        line.children().css("background-color", 'white');
+        id = line.children().last().html();
+        user_id = line.children().eq(5).html();
+        if(user_id === '<%= User.current.id%>') {
+            if (confirm('确定要删除资源"' + line.children().eq(1).children().attr('title').trim() + '"么?')) {
+                $.ajax({
+                    type: 'post',
+                    url: '<%= user_resource_delete_user_path(@user)%>' + '?resource_id=' + id + '&type=' + $('#type').val()
+                });
+            }
+        }else{
+            alert('您无法删除此资源！')
+        }
+    }
 
-  //id 发送的id
-  //发送的id数组
-  function chooseSendType(res_id,res_ids){
+    //id 发送的id
+    //发送的id数组
+    function chooseSendType(res_id,res_ids){
 
-          sendType = $(".resourcesSendType").val();
-          if (sendType === lastSendType) {
-              return;
-          } else if (lastSendType != null) { //不是第一次点击的时候
-              if(res_ids == "") {//如果是单个发送
-                  if (sendType === '1') {
-                      $.ajax({
-                          type: 'get',
-                          url: '<%= search_user_course_user_path(@user)%>' + '?send_id=' + id
-                      });
-                  } else {
-                      $.ajax({
-                          type: 'get',
-                          url: '<%= search_user_project_user_path(@user)%>' + '?send_id=' + id
-                      });
-                  }
-              }else{//如果是多个发送
-                  if (sendType === '1'){
-                      $.ajax({
-                          type: 'get',
-                          url: '<%= search_user_course_user_path(@user)%>' + '?'+ $("#resources_list_form").serialize()
-                      });
-                  }else{
-                      $.ajax({
-                          type: 'get',
-                          url: '<%= search_user_project_user_path(@user)%>' + '?' +  $("#resources_list_form").serialize()
-                      });
-                  }
-              }
-          }
+        sendType = $(".resourcesSendType").val();
+        if (sendType === lastSendType) {
+            return;
+        } else if (lastSendType != null) { //不是第一次点击的时候
+            if(res_ids == "") {//如果是单个发送
+                if (sendType === '1') {
+                    $.ajax({
+                        type: 'get',
+                        url: '<%= search_user_course_user_path(@user)%>' + '?send_id=' + id
+                    });
+                } else {
+                    $.ajax({
+                        type: 'get',
+                        url: '<%= search_user_project_user_path(@user)%>' + '?send_id=' + id
+                    });
+                }
+            }else{//如果是多个发送
+                if (sendType === '1'){
+                    $.ajax({
+                        type: 'get',
+                        url: '<%= search_user_course_user_path(@user)%>' + '?'+ $("#resources_list_form").serialize()
+                    });
+                }else{
+                    $.ajax({
+                        type: 'get',
+                        url: '<%= search_user_project_user_path(@user)%>' + '?' +  $("#resources_list_form").serialize()
+                    });
+                }
+            }
+        }
 
-      lastSendType = sendType;
-  }
-//  var iWidth = document.documentElement.clientWidth;
-//  var iHeight = document.documentElement.clientHeight;
-//  var moveX = 0;
-//  var moveY = 0;
-//  var moveTop = 0;
-//  var moveLeft = 0;
-//  var moveable = false;
-//  var docMouseMoveEvent = document.onmousemove;
-//  var docMouseUpEvent = document.onmouseup;
-//  $("#upload_box").mousedown(function() {
-//      var evt = getEvent();
-//      moveable = true;
-//      moveX = evt.clientX;
-//      moveY = evt.clientY;
-//
-//      moveTop = parseInt($("#upload_box").css('top'));
-//      moveLeft = parseInt($("#upload_box").css('left'));
-//
-//      $(document).mousemove( function() {
-//          if (moveable) {
-//              var evt = getEvent();
-//              var x = moveLeft + evt.clientX - moveX;
-//              var y = moveTop + evt.clientY - moveY;
-//              if ( x > 0 &&( x + 322 < iWidth) && y > 0 && (y + 257 < iHeight) ) {
-//                  $("#upload_box").css('left',  x + "px");
-//                  $("#upload_box").css('top', y + "px");
-//                  console.log( moveX)
-//                  console.log( moveY)
-//              }
-//          }
-//      });
-//      $(document).mouseup (function () {
-//          if (moveable) {
-//              document.onmousemove = docMouseMoveEvent;
-//              document.onmouseup = docMouseUpEvent;
-//              moveable = false;
-//              moveX = 0;
-//              moveY = 0;
-//              moveTop = 0;
-//              moveLeft = 0;
-//          }
-//      });
-//  });
-//
-//  // 获得事件Event对象，用于兼容IE和FireFox
-//  function getEvent() {
-//      return window.event || arguments.callee.caller.arguments[0];
-//  }
+        lastSendType = sendType;
+    }
+    //  var iWidth = document.documentElement.clientWidth;
+    //  var iHeight = document.documentElement.clientHeight;
+    //  var moveX = 0;
+    //  var moveY = 0;
+    //  var moveTop = 0;
+    //  var moveLeft = 0;
+    //  var moveable = false;
+    //  var docMouseMoveEvent = document.onmousemove;
+    //  var docMouseUpEvent = document.onmouseup;
+    //  $("#upload_box").mousedown(function() {
+    //      var evt = getEvent();
+    //      moveable = true;
+    //      moveX = evt.clientX;
+    //      moveY = evt.clientY;
+    //
+    //      moveTop = parseInt($("#upload_box").css('top'));
+    //      moveLeft = parseInt($("#upload_box").css('left'));
+    //
+    //      $(document).mousemove( function() {
+    //          if (moveable) {
+    //              var evt = getEvent();
+    //              var x = moveLeft + evt.clientX - moveX;
+    //              var y = moveTop + evt.clientY - moveY;
+    //              if ( x > 0 &&( x + 322 < iWidth) && y > 0 && (y + 257 < iHeight) ) {
+    //                  $("#upload_box").css('left',  x + "px");
+    //                  $("#upload_box").css('top', y + "px");
+    //                  console.log( moveX)
+    //                  console.log( moveY)
+    //              }
+    //          }
+    //      });
+    //      $(document).mouseup (function () {
+    //          if (moveable) {
+    //              document.onmousemove = docMouseMoveEvent;
+    //              document.onmouseup = docMouseUpEvent;
+    //              moveable = false;
+    //              moveX = 0;
+    //              moveY = 0;
+    //              moveTop = 0;
+    //              moveLeft = 0;
+    //          }
+    //      });
+    //  });
+    //
+    //  // 获得事件Event对象，用于兼容IE和FireFox
+    //  function getEvent() {
+    //      return window.event || arguments.callee.caller.arguments[0];
+    //  }
 
 </script>
 
diff --git a/config/routes.rb b/config/routes.rb
index 3a99ed027..8454a1c47 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -172,7 +172,7 @@ RedmineApp::Application.routes.draw do
   resources :contests, only: [:index] do
     resources :contestnotifications do
       # get 'preview', on: :collection
-      resources :notificationcomments 
+      resources :notificationcomments
     end
 
     collection do
@@ -233,7 +233,7 @@ RedmineApp::Application.routes.draw do
       end
     end
   end
-  
+
 
   resources :shares
 
@@ -373,7 +373,7 @@ RedmineApp::Application.routes.draw do
       get 'user_resource_type'
       get 'user_ref_resource_search'
       post 'import_resources_to_homework'
-    # end
+      # end
     end
   end
   match 'users/:id/user_newfeedback', :to => 'users#user_newfeedback',  :via => :get, :as => "feedback"
@@ -487,7 +487,7 @@ RedmineApp::Application.routes.draw do
       collection do
         match "getattachtype" , :via =>  [:get, :post]
         match "search_project",:via => [:post,:get]
-      #match 'getattachtype/:attachtype', :to => 'files#getattachtype', :via =>  [:get, :post]
+        #match 'getattachtype/:attachtype', :to => 'files#getattachtype', :via =>  [:get, :post]
       end
     end
 
@@ -517,7 +517,7 @@ RedmineApp::Application.routes.draw do
     resources :repositories, :except => [:index, :show] do
       member do
         get 'newrepo', :via => [:get, :post]
-      # get 'create', :via=>[:get, :post]
+        # get 'create', :via=>[:get, :post]
       end
     end
     match 'wiki/index',  :via => :get
@@ -607,8 +607,8 @@ RedmineApp::Application.routes.draw do
       :controller => 'repositories',
       :format => false,
       :constraints => {
-        :action => /(browse|show|entry|raw|annotate|diff)/,
-        :rev    => /[a-z0-9\.\-_]+/
+          :action => /(browse|show|entry|raw|annotate|diff)/,
+          :rev    => /[a-z0-9\.\-_]+/
       }
 
   get 'projects/:id/repository/statistics', :to => 'repositories#stats'
@@ -625,8 +625,8 @@ RedmineApp::Application.routes.draw do
       :controller => 'repositories',
       :format => false,
       :constraints => {
-        :action => /(browse|show|entry|raw|annotate|diff)/,
-        :rev    => /[a-z0-9\.\-_]+/
+          :action => /(browse|show|entry|raw|annotate|diff)/,
+          :rev    => /[a-z0-9\.\-_]+/
       }
   get 'projects/:id/repository/:repository_id/:action(/*path(.:ext))',
       :controller => 'repositories',
@@ -729,7 +729,7 @@ RedmineApp::Application.routes.draw do
       get 'test_connection', :as => 'try_connection'
     end
     collection do
-        get 'autocomplete_for_new_user'
+      get 'autocomplete_for_new_user'
     end
   end
 
@@ -791,7 +791,7 @@ RedmineApp::Application.routes.draw do
       collection do
         match 'chang_read_flag', :via => :get
       end
-     end
+    end
 
   end   # end of resources :courses
   match 'courses/:id/feedback', :to => 'courses#feedback',  :via => :get, :as => 'course_feedback'
diff --git a/public/stylesheets/new_user.css b/public/stylesheets/new_user.css
index 8639d7834..4c2c3584c 100644
--- a/public/stylesheets/new_user.css
+++ b/public/stylesheets/new_user.css
@@ -675,7 +675,7 @@ a.referenceTypeBlock {color:#888888; display:inline-block; padding:0px 20px;}
 /*底部*/
 #Footer{background-color:#ffffff;  padding-bottom:15px; color:#666666;} /*margin-bottom:10px;*/
 .footerAboutContainer {width:auto; border-bottom:1px solid #efefef;}
-.footerAbout{ width:455px; margin:0 auto;height:35px; line-height:35px; padding-top: 10px; }
+.footerAbout{ width:365px; margin:0 auto;height:35px; line-height:35px; padding-top: 10px; }
 .languageBox {width:55px; height:20px; margin-left:5px; outline:none; color:#666666; border:1px solid #d9d9d9;}
 .departments{ width:890px; margin:5px auto 0 auto;height:30px;line-height:30px;}
 .copyright{ width:375px; margin:0 auto;height:20px;line-height:20px;}