diff --git a/app/controllers/files_controller.rb b/app/controllers/files_controller.rb
index aa2c9574b..0003f7586 100644
--- a/app/controllers/files_controller.rb
+++ b/app/controllers/files_controller.rb
@@ -67,9 +67,7 @@ class FilesController < ApplicationController
       end
       sort = "#{@sort} #{@order}"
     end
-
     # show_attachments [@course]
-
     begin
       q = "%#{params[:name].strip}%"
       #(redirect_to stores_url, :notice => l(:label_sumbit_empty);return) if params[:name].blank?
@@ -108,14 +106,18 @@ class FilesController < ApplicationController
       end
       sort = "#{@sort} #{@order}"
     end
-
     begin
       q = "%#{params[:name].strip}%"
       #(redirect_to stores_url, :notice => l(:label_sumbit_empty);return) if params[:name].blank?
       if params[:insite]
-        @result = find_public_attache q,sort
-        @result = visable_attachemnts_insite @result,@project
-        @searched_attach = paginateHelper @result,10
+        if q == "%%"
+          @result = []
+          @searched_attach = paginateHelper @result,10
+        else
+          @result = find_public_attache q,sort
+          @result = visable_attachemnts_insite @result,@project
+          @searched_attach = paginateHelper @result,10
+        end
       else
         @result = find_project_attache q,@project,sort
         @result = visable_attachemnts @result
diff --git a/app/controllers/issues_controller.rb b/app/controllers/issues_controller.rb
index 8acca7f81..83f68d8d8 100644
--- a/app/controllers/issues_controller.rb
+++ b/app/controllers/issues_controller.rb
@@ -169,7 +169,7 @@ class IssuesController < ApplicationController
             attrs = {:tracker_id => @issue.tracker, :parent_issue_id => @issue.parent_issue_id}.reject {|k,v| v.nil?}
             redirect_to new_project_issue_url(@issue.project, :issue => attrs)
           else
-            redirect_to issue_url(@issue)
+            redirect_to issue_url(@issue.id)
           end
         }
         format.api  { render :action => 'show', :status => :created, :location => issue_url(@issue) }
@@ -239,7 +239,8 @@ class IssuesController < ApplicationController
       flash[:notice] = l(:notice_successful_update) unless @issue.current_journal.new_record?
 
       respond_to do |format|
-        format.html { redirect_back_or_default issue_path(@issue) }
+
+        format.html { redirect_to issue_url(@issue.id) }
         format.api  { render_api_ok }
       end
     else
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 0836bf307..a07ff320d 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -622,8 +622,8 @@ module ApplicationHelper
   # 公开项目资源可以引用，admin和管理员和资源上传者拥有设置公开私有权限
   def authority_pubilic_for_files(project, file)
     @result = false
-    if (is_project_manager?(User.current.id, @project.id) || file.author_id == User.current.id || User.current.admin) &&
-        project_contains_attachment?(project,file) && file.container_id == project.id && file.container_type == "Project"
+    if (is_project_manager?(User.current.id, @project.id) &&  User.current.allowed_to?(:manage_files, project)) || file.author_id == User.current.id || User.current.admin &&
+      project_contains_attachment?(project,file) && file.container_id == project.id && file.container_type == "Project"
       @result = true
     end
     return @result
diff --git a/app/helpers/projects_helper.rb b/app/helpers/projects_helper.rb
index 508e58ba3..12925b0b1 100644
--- a/app/helpers/projects_helper.rb
+++ b/app/helpers/projects_helper.rb
@@ -65,6 +65,16 @@ module ProjectsHelper
     content_tag('div', content, :class => "tabs")   
   end
 
+  # 判断我的项目中是否有重名项目
+  def judge_same_projectname(user, project_name)
+    result = false
+    my_projects = user.projects
+    my_projects.each do |mp|
+      result = true if mp.name == project_name
+    end
+    return result
+  end
+
   # Added by young
   def course_settings_tabs
     tabs = [{:name => 'info', :action => :edit_project, :partial => 'projects/edit', :label => :label_information_plural, :course=>'1'},
diff --git a/app/helpers/queries_helper.rb b/app/helpers/queries_helper.rb
index 1347c3026..43d01a5dd 100644
--- a/app/helpers/queries_helper.rb
+++ b/app/helpers/queries_helper.rb
@@ -277,6 +277,9 @@ module QueriesHelper
         elsif(params[:issue_create_date_end]!=nil && params[:issue_create_date_end]!='')
           params[:op][:created_on]='<='
           params[:v][:created_on]=[params[:issue_create_date_end]]
+        else
+          params[:op][:created_on]='!'
+          params[:v][:created_on]=''
         end
       end
       @query.build_from_params(params)
diff --git a/app/views/files/_project_file_list.html.erb b/app/views/files/_project_file_list.html.erb
index d32d2319f..35aa36195 100644
--- a/app/views/files/_project_file_list.html.erb
+++ b/app/views/files/_project_file_list.html.erb
@@ -1,4 +1,4 @@
-
+<% delete_allowed = User.current.allowed_to?(:manage_files, project) %>
 <div class="re_con_top">
   <p class="f_l  c_blue f_b f_14">共有&nbsp;<%= all_attachments.count%>&nbsp;个资源</p>
   <p class="f_r" style="color: #808080">
@@ -22,13 +22,13 @@
           <% if User.current.logged? %>
               <% if (manage_allowed || file.author_id == User.current.id) && project_contains_attachment?(project,file) %>
                   <%= link_to(l(:label_slected_to_other_project),quote_resource_show_project_project_file_path(project,file),:class => "f_l re_select",:remote => true) if has_project?(User.current,file) %>
-              <% else %>
-                  <%= link_to(l(:label_slected_to_project),quote_resource_show_project_project_file_path(project,file),:class => "f_l re_select",:remote => true) if has_project?(User.current,file) %>
-              <% end %>
-              <% if authority_pubilic_for_files(project, file) %>
+                  <% if authority_pubilic_for_files(project, file) && delete_allowed %>
                     <span id="is_public_<%= file.id %>">
                       <%= link_to (file.is_public? ? "公开":"私有"), update_file_dense_attachments_path(:attachmentid=>file.id,:newtype=>(file.is_public? ? 0:1)),:remote=>true,:class=>"f_l re_open",:method => :post  %>
                     </span>
+                  <% end %>
+              <% else %>
+                  <%= link_to(l(:label_slected_to_project),quote_resource_show_project_project_file_path(project,file),:class => "f_l re_select",:remote => true) if has_project?(User.current,file) %>
               <% end %>
           <% end %>
         </div>
diff --git a/app/views/issues/_action_menu.html.erb b/app/views/issues/_action_menu.html.erb
index ff498f100..a5823ede3 100644
--- a/app/views/issues/_action_menu.html.erb
+++ b/app/views/issues/_action_menu.html.erb
@@ -2,7 +2,5 @@
 <%#= watcher_link_issue(@issue, User.current) %>
 <%#= link_to l(:button_copy), project_copy_issue_path(@project, @issue), :class => 'icon icon-copy' if User.current.allowed_to?(:add_issues, @project) %>
 <%= link_to l(:button_delete), issue_path(@issue.id), :data => {:confirm => issues_destroy_confirmation_message(@issue)}, :method => :delete, :class => 'talk_edit fr' if User.current.allowed_to?(:delete_issues, @project) %>
-
-
-    <%= link_to l(:button_edit), edit_issue_path(@issue), :onclick => 'showAndScrollTo("all_attributes"); return false;', :class => 'talk_edit fr', :accesskey => accesskey(:edit) if @issue.editable? && User.current.allowed_to?(:edit_issues, @project)  %>
-    <%= link_to l(:label_user_newfeedback), edit_issue_path(@issue), :onclick => 'showAndScrollTo("update", "issue_notes"); return false;', :class => 'talk_edit fr', :accesskey => accesskey(:edit) if @issue.editable? && User.current.allowed_to?(:add_issue_notes, @project)  %>
+<%= link_to l(:button_edit), edit_issue_path(@issue.id), :onclick => 'showAndScrollTo("all_attributes"); return false;', :class => 'talk_edit fr', :accesskey => accesskey(:edit) if @issue.editable? && User.current.allowed_to?(:edit_issues, @project)  %>
+<%= link_to l(:label_user_newfeedback), edit_issue_path(@issue.id), :onclick => 'showAndScrollTo("update", "issue_notes"); return false;', :class => 'talk_edit fr', :accesskey => accesskey(:edit) if @issue.editable? && User.current.allowed_to?(:add_issue_notes, @project)  %>
diff --git a/app/views/issues/index.html.erb b/app/views/issues/index.html.erb
index bb8ea1bef..d075ae301 100644
--- a/app/views/issues/index.html.erb
+++ b/app/views/issues/index.html.erb
@@ -1,16 +1,9 @@
 <script>
     $(function(){
-        $("input[nhtype='dateinput']").each(function(){
-            $(this).attr('readonly',true);
-            $(this).datepicker({
-                dateFormat: 'yy-mm-dd',
-                showButtonPanel: true,showClearButton: true,showTodayButton: true,
-                changeMonth: true,
-                changeYear: true
-            });
-            $(this).change(function(){
-                $("#issue_query_form").submit();
-            })
+        $("input[nhname='nhname']").change(function(){
+            if($(this).val()=='创建日期起始' || $(this).val()=='创建日期结束')return;
+            $("input[nhname='nhname']",$(this).parent('div')).val($(this).val());
+            remote_function();
         });
     });
     function remote_function() {
@@ -55,10 +48,15 @@
           <div class="problem_search" >
             <input class="problem_search_input fl" id="v_subject" type="text" name="subject" value="<%= @subject ? @subject : ""%>" onkeypress="EnterPress(event)" onkeydown="EnterPress()">
             <a href="javascript:void(0)" class="problem_search_btn fl" onclick="remote_function();" >搜索</a>
-            <!--<a href="javascript:void(0)" class="problem_search_btn fl" onclick="nh_reset_form();" >清空</a>-->
+            <a href="javascript:void(0)" class="grey_btn fl ml10" onclick="nh_reset_form();" >清空</a>
           </div><!--problem_search end-->
+          <%= link_to '新建问题', new_project_issue_path(@project) , :class => "green_u_btn fr ml10" %>
+          <p class="problem_p fr" ><%= l(:label_issues_sum) %>：<a href="javascript:void(0)" class="c_red"><%= @project.issues.visible.all.count %></a>
+            <%= l(:lable_issues_undo) %>：<a href="javascript:void(0)" class="c_red"><%= @project.issues.where('status_id in (1,2,4,6)').visible.all.count  %> </a>
+          </p>
 
-          <div id="filter_form" class="fr" >
+          <div class="cl"></div>
+          <div id="filter_form" class="fl">
 
             <%= select( :issue, :user_id, principals_options_for_isuue_list(@project),
                         { :include_blank => false,:selected=>@assign_to_id ? @assign_to_id : 0
@@ -85,24 +83,22 @@
                 )
             %>
           </div><!--filter_form end-->
+          <div>
+            <div class="fl">&nbsp;</div>
+            <div>
+              <input name="issue_create_date_start" nhname="date_val" type="hidden"/>
+              <%= text_field_tag 'issue_create_date_start_show', '创建日期起始',:readonly=>true, :size=>15, :nhname=>'date_show',:style=>'float:left;'%>
+              <%= calendar_for('issue_create_date_start_show') %>
+            </div>
+            <div style="float:left;">&nbsp;-&nbsp;</div>
+            <div>
+              <input name="issue_create_date_end" nhname="date_val" type="hidden"/>
+              <%= text_field_tag 'issue_create_date_end_show', '创建日期结束',:readonly=>true, :size=>15, :nhname=>'date_show',:style=>'float:left;'%>
+              <%= calendar_for('issue_create_date_end_show') %>
+            </div>
+          </div>
           <div class="cl"></div>
-          <!--<div>-->
-            <!--<div style="float:left;">创建时间&nbsp;:&nbsp;</div>-->
-            <!--<div>-->
-              <!--<%#= text_field_tag 'issue_create_date_start', '',:readonly=>true, :size=>15, :onchange => "remote_function()",:style=>'float:left;'%>-->
-              <!--<%#= calendar_for('issue_create_date_start') %>-->
-            <!--</div>-->
-            <!--<div style="float:left;">&nbsp;-&nbsp;</div>-->
-            <!--<div>-->
-              <!--<%#= text_field_tag 'issue_create_date_end', '',:readonly=>true, :size=>15, :onchange => "remote_function()",:style=>'float:left;'%>-->
-              <!--<%#= calendar_for('issue_create_date_end') %>-->
-            <!--</div>-->
-          <!--</div>-->
-          <!--<div class="cl"></div>-->
       <% end %>
-      <p class="problem_p fl" ><%= l(:label_issues_sum) %>：<a href="javascript:void(0)" class="c_red"><%= @project.issues.visible.all.count %></a>
-        <%= l(:lable_issues_undo) %>：<a href="javascript:void(0)" class="c_red"><%= @project.issues.where('status_id in (1,2,4,6)').visible.all.count  %> </a>
-      </p>
 
       <div class="cl"></div>
   <% end %>
diff --git a/app/views/projects/invite_members.html.erb b/app/views/projects/invite_members.html.erb
index 97b36406e..a6a13e2b7 100644
--- a/app/views/projects/invite_members.html.erb
+++ b/app/views/projects/invite_members.html.erb
@@ -79,20 +79,25 @@
                     user_ischeck=true;
                 }
             });
-            if(user_ischeck==false){
-                nh_show_err_message('请选择用户！');
-                return false;
-            }
             var role_ischeck=false;
             $("input[name='membership[role_ids][]']").each(function(){
                 if($(this).prop('checked')){
                     role_ischeck=true;
                 }
             });
+            if(user_ischeck==false && role_ischeck==false){
+                nh_show_err_message('请选择用户和角色！');
+                return false;
+            }
+            if(user_ischeck==false){
+                nh_show_err_message('请选择用户！');
+                return false;
+            }
             if(role_ischeck==false){
                 nh_show_err_message('请选择角色！');
                 return false;
             }
+            return true;
         });
     });
 </script>
\ No newline at end of file
diff --git a/app/views/settings/_general.html.erb b/app/views/settings/_general.html.erb
index 763b65515..fdb3c6f85 100644
--- a/app/views/settings/_general.html.erb
+++ b/app/views/settings/_general.html.erb
@@ -15,6 +15,11 @@
 <p style="padding-left: 180px;"><%= setting_text_field :activity_days_default, :size => 6 %> <%= l(:label_day_plural) %></p>
 
 <p style="padding-left: 180px;"><%= setting_text_field :host_name, :size => 60 %>
+<p style="padding-left: 180px;"><%= setting_text_field :host_course, :size => 60 %>
+<p style="padding-left: 180px;"><%= setting_text_field :host_contest, :size => 60 %>
+<p style="padding-left: 180px;"><%= setting_text_field :host_user, :size => 60 %>
+<p style="padding-left: 180px;"><%= setting_text_field :host_repository, :size => 60 %>
+
 <em class="info"><%= l(:label_example) %>: <%= @guessed_host_and_path %></em></p>
 
 <p style="padding-left: 180px;"><%= setting_select :protocol, [['HTTP', 'http'], ['HTTPS', 'https']] %></p>
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 844818ae4..09897c1eb 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -183,6 +183,10 @@ en:
   setting_bcc_recipients: Blind carbon copy recipients (bcc)
   setting_plain_text_mail: Plain text mail (no HTML)
   setting_host_name: Host name and path
+  setting_host_course: Host course and path
+  setting_host_contest: Host contest and path
+  setting_host_user: Host user and path
+  setting_host_repository: Host repository and path
   setting_text_formatting: Text formatting
   setting_wiki_compression: Wiki history compression
   setting_feeds_limit: Maximum number of items in Atom feeds
diff --git a/config/locales/zh.yml b/config/locales/zh.yml
index 24702ad46..4c752660a 100644
--- a/config/locales/zh.yml
+++ b/config/locales/zh.yml
@@ -190,6 +190,10 @@ zh:
   setting_bcc_recipients: 使用密件抄送 (bcc)
   setting_plain_text_mail: 纯文本（无HTML）
   setting_host_name: 主机名称
+  setting_host_course: 课程域名
+  setting_host_contest: 竞赛域名
+  setting_host_user: 用户域名
+  setting_host_repository: 仓库域名
   setting_text_formatting: 文本格式
   setting_wiki_compression: 压缩Wiki历史文档
   setting_feeds_limit: RSS Feed内容条数限制
diff --git a/public/javascripts/project.js b/public/javascripts/project.js
index 0a04b2a7b..f9f88703d 100644
--- a/public/javascripts/project.js
+++ b/public/javascripts/project.js
@@ -425,4 +425,35 @@ $(function(){
 
     personalized_init();
 });
-//cookie记忆html区块 显示/隐藏 的代码 end
\ No newline at end of file
+//cookie记忆html区块 显示/隐藏 的代码 end
+
+// 新建项目的时候判断是否与我已有的项目重复
+function judgeprojectname(){
+    $('#new_project').validate({
+        errorPlacement: function(error, element){
+            alert('error')
+        },
+        success: function(label){
+            alert('ok')
+        },
+        onkeyup: false,
+        rules : {
+            name:{required : true,
+                remote : {
+                    url : 'projects/judge_same_projectname',
+                    type:'get',
+                    dataType:'text',
+                    data:{
+                        name : function(){ return $.trim( $("#name").val() ); }
+                    },
+                    dataFilter:function( data ){
+                        if( data=='true')return false; else return true;
+                    }
+                }
+            }
+        },
+        messages : {
+            name:{required : "请填写项目名称！",remote:'您已新建过同名项目，请修改项目名称！'}
+        }
+    });
+}
\ No newline at end of file