diff --git a/app/controllers/issues_controller.rb b/app/controllers/issues_controller.rb
index 2232602aa..923414583 100644
--- a/app/controllers/issues_controller.rb
+++ b/app/controllers/issues_controller.rb
@@ -113,12 +113,8 @@ class IssuesController < ApplicationController
 
   def show
     # 当前用户查看指派给他的缺陷消息，则设置消息为已读
-    query = @issue.forge_messages
-    query.each do |m|
-      if m.user_id == User.current.id
-        m.update_attribute(:viewed, true)
-      end
-    end
+    query = ForgeMessage.where("forge_message_type =? and user_id =? and forge_message_id =?", "Issue", User.current, @issue).first
+    query.update_attribute(:viewed, true) unless query.nil?
     # 缺陷状态更新
     query_journals = @issue.journals
       query_journals.each do |query_journal|
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 54ab38bfd..ae0b4d7c9 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -112,10 +112,17 @@ class UsersController < ApplicationController
     case params[:type]
       when nil
         @message_alls = []
-        messages = MessageAll.where("user_id =?" ,@user).order("created_at desc")
+        system_message_types = MessageAll.where("message_type =?", "SystemMessage").order("created_at desc")
+        messages = MessageAll.where("user_id =? and message_type !=?" ,@user, "SystemMessage").order("created_at desc")
         messages.each do |message_all|
           @message_alls << message_all.message
         end
+        # 系统消息需要给每个人发送，之所以这样做，可以避免遍历系统所有用户
+        system_message_types.each do |system_message_type|
+          @message_alls << system_message_type.message
+        end
+        # 取出所有符合条件的按照创建时间排序
+        @message_alls = @message_alls.sort {|a,b| b.created_at <=> a.created_at}
       when 'unviewed'
         @message_alls = []
         messages = MessageAll.where("user_id =?", @user).order("created_at desc")
@@ -187,12 +194,8 @@ class UsersController < ApplicationController
       message_new_time.onclick_time = Time.now
       message_new_time.save
     else
-      # 24小时内显示
-      contrast_time = Time.now - 86400
       message_time.update_attributes(:onclick_time => Time.now)
     end
-    # 24小时内显示系统消息
-    @user_system_messages = SystemMessage.where("created_at >?", contrast_time).order("created_at desc")
   end
 
   # 消息设置为已读
diff --git a/app/models/system_message.rb b/app/models/system_message.rb
index 2a810e8b8..a05610da7 100644
--- a/app/models/system_message.rb
+++ b/app/models/system_message.rb
@@ -5,4 +5,15 @@ class SystemMessage < ActiveRecord::Base
   validates :subject, presence: true
   # validates :description, presence: true
   validates_length_of :description, maximum: 10000
+
+  has_many :message_alls, :class_name => 'MessageAll',:as =>:message,  :dependent => :destroy
+
+  # 系统消息放置总消息列表
+  after_create :add_system_message
+
+  def add_system_message
+    if MessageAll.where("message_type = '#{self.class.to_s}' and message_id = '#{self.id}'").first.nil?
+      self.message_alls << MessageAll.new(:user_id => self.user_id)
+    end
+  end
 end
diff --git a/app/views/projects/invite_members_by_mail.html.erb b/app/views/projects/invite_members_by_mail.html.erb
index a697b70a4..32a124078 100644
--- a/app/views/projects/invite_members_by_mail.html.erb
+++ b/app/views/projects/invite_members_by_mail.html.erb
@@ -44,11 +44,11 @@
 
     }
 
-    function verifyFirstName() {
-        var first_name = $.trim($('#first_name').val());
-        if(first_name.length > 30)
+    function verifyLastName() {
+        var last_name = $.trim($('#last_name').val());
+        if(last_name.length > 30)
         {
-            $("#valid_email").text("用户名字过长,最长为30个字符");
+            $("#valid_email").text("用户姓氏过长,最长为30个字符");
             return false;
         }
         else
@@ -59,11 +59,11 @@
 
     }
 
-    function verifyLastName() {
-        var last_name = $.trim($('#last_name').val());
-        if(last_name.length > 30)
+    function verifyFirstName() {
+        var first_name = $.trim($('#first_name').val());
+        if(first_name.length > 30)
         {
-            $("#valid_email").text("用户姓氏过长,最长为30个字符");
+            $("#valid_email").text("用户名字过长,最长为30个字符");
             return false;
         }
         else
@@ -76,7 +76,7 @@
 
     function senderEmail(obj)
     {
-        if(verifyAddress())
+        if(verifyAddress() && verifyFirstName()  && verifyLastName() )
         {
             obj.parent().submit();
         }
@@ -110,13 +110,13 @@
           <%= text_field_tag 'mail',  '', :class => "fb_item fl", :placeholder => l(:label_input_email), :onkeyup => "this.value=this.value.replace(' ','')", :style => "ime-mode:disabled;", :onblur => "verifyAddress(this);" %>
         </li>
         <li>
-          <%= text_field_tag 'first_name',  '', :class => "fb_item_first_name fl", :placeholder => l(:label_input_email_lastname), :onkeyup => "this.value=this.value.replace(' ','')", :style => "ime-mode:disabled;", :onblur => "verifyLastName(this);" %>
+          <%= text_field_tag 'last_name',  '', :class => "fb_item_first_name fl", :placeholder => l(:label_input_email_lastname), :onkeyup => "this.value=this.value.replace(' ','')", :style => "ime-mode:disabled;", :onblur => "verifyLastName(this);" %>
         </li>
         <li>
-          <%= text_field_tag 'last_name',  '', :class => "fb_item_last_name fl", :placeholder => l(:label_input_email_firstname), :onkeyup => "this.value=this.value.replace(' ','')", :style => "ime-mode:disabled;", :onblur => "verifyFirstName(this);" %>
+          <%= text_field_tag 'first_name',  '', :class => "fb_item_last_name fl", :placeholder => l(:label_input_email_firstname), :onkeyup => "this.value=this.value.replace(' ','')", :style => "ime-mode:disabled;", :onblur => "verifyFirstName(this);" %>
         </li>
         <li>
-          <select class="fb_item_gender fl"  id="gender" name="gender"><option value="0">男</option><option value="1">女</option></select>
+          <select class="fb_item_gender fl"  id="gender" name="gender"><option value="">性别</option><option value="0">男</option><option value="1">女</option></select>
         </li>
       </ul>
       <div class="cl"></div>
diff --git a/app/views/users/_user_message_system.html.erb b/app/views/users/_user_message_system.html.erb
new file mode 100644
index 000000000..efbd5d76b
--- /dev/null
+++ b/app/views/users/_user_message_system.html.erb
@@ -0,0 +1,30 @@
+<% if ma.class == SystemMessage %>
+    <%# @user_system_messages.each do |usm| %>
+        <ul class="homepageNewsList fl">
+          <li class="homepageNewsPortrait fl">
+            <a href="javascript:void(0);"><div class="navHomepageLogo fl"><%= image_tag("/images/logo.png", width: "30px", height: "30px", class: "mt3") %></div></a>
+          </li>
+          <li class="homepageNewsPubType fl">
+            <span class="newsBlue homepageNewsPublisher">Trustie平台</span><span class="homepageNewsType fl">发布新消息：</span>
+          </li>
+          <span style="color: red;float: left">【系统消息】</span>
+          <li class="homepageSystenMessageContent fl">
+
+            <%= link_to ma.subject.blank? ? (ma.content.nil? ? ma.description.html_safe : ma.content.html_safe) : ma.subject, user_system_messages_path(User.current),
+                        :id => "content_link_#{ma.id}",
+                        :onmouseover =>"message_titile_show($(this),event);",
+                        :onmouseout => "message_titile_hide($(this));"
+            %>
+          </li>
+          <div style="display:none;" class="message_title_red system_message_style">
+            <% unless ma.subject.blank? %>
+                <p><strong>标题：</strong><%= ma.subject %></p>
+            <% end %>
+            <% if (!ma.description.blank?) || (!ma.content.blank?) %>
+                <div class="fl"><strong>内容：</strong></div><div class="ml36"><%= ma.description.nil? ? ma.content.html_safe : ma.description.html_safe %></div>
+            <% end %>
+          </div>
+          <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
+        </ul>
+    <%# end %>
+<% end %>
\ No newline at end of file
diff --git a/app/views/users/user_messages.html.erb b/app/views/users/user_messages.html.erb
index 7ce0cb9d9..84d5ec1bf 100644
--- a/app/views/users/user_messages.html.erb
+++ b/app/views/users/user_messages.html.erb
@@ -41,40 +41,13 @@
               <% end %>
             </div>
         <% end %>
-        <%# 系统消息 %>
-        <% if params[:type] != 'system_messages' %>
-            <% @user_system_messages.each do |usm| %>
-                <ul class="homepageNewsList fl">
-                  <li class="homepageNewsPortrait fl">
-                    <a href="javascript:void(0);"><div class="navHomepageLogo fl"><%= image_tag("/images/logo.png", width: "30px", height: "30px", class: "mt3") %></div></a>
-                  </li>
-                  <li class="homepageNewsPubType fl">
-                    <span class="newsBlue homepageNewsPublisher">Trustie平台</span><span class="homepageNewsType fl">发布新消息：</span>
-                  </li>
-                  <span style="color: red;float: left">【系统消息】</span>
-                  <li class="homepageSystenMessageContent fl">
-
-                    <%= link_to usm.subject.blank? ? (usm.content.nil? ? usm.description.html_safe : usm.content.html_safe) : usm.subject, user_system_messages_path(User.current),
-                                :id => "content_link_#{usm.id}",
-                                :onmouseover =>"message_titile_show($(this),event);",
-                                :onmouseout => "message_titile_hide($(this));"
-                    %>
-                  </li>
-                  <div style="display:none;" class="message_title_red system_message_style">
-                    <% unless usm.subject.blank? %>
-                        <p><strong>标题：</strong><%= usm.subject %></p>
-                    <% end %>
-                    <% if (!usm.description.blank?) || (!usm.content.blank?) %>
-                        <div class="fl"><strong>内容：</strong></div><div class="ml36"><%= usm.description.nil? ? usm.content.html_safe : usm.description.html_safe %></div>
-                    <% end %>
-                  </div>
-                  <li class="homepageNewsTime fl"><%= time_tag(usm.created_at).html_safe %> </li>
-                </ul>
-            <% end %>
-        <% end %>
+
         <!--总消息列表-->
         <% unless @message_alls.nil? %>
             <% @message_alls.each do |ma| %>
+                <%# 系统消息 %>
+                <%= render :partial => 'users/user_message_system', :locals => {:ma => ma}  %>
+
                 <%# 课程消息 %>
                 <%= render :partial => 'users/user_message_course', :locals => {:ma => ma}  %>
 
diff --git a/config/locales/zh.yml b/config/locales/zh.yml
index 195526712..5efe4a2cc 100644
--- a/config/locales/zh.yml
+++ b/config/locales/zh.yml
@@ -2025,8 +2025,8 @@ zh:
   label_end_time: 截止时间
   label_send_email: 确定发送
   label_input_email: 请输入邮箱地址(必填)
-  label_input_email_firstname: 请输入用户名字(非必填)
-  label_input_email_lastname: 请输入用户姓氏(非必填)
+  label_input_email_firstname: 请输入用户名字(可选)
+  label_input_email_lastname: 请输入用户姓氏(可选)
   label_input_email_gender: 请输入用户性别
 
   #api end
diff --git a/public/stylesheets/project.css b/public/stylesheets/project.css
index 0a78b399b..e044f9d51 100644
--- a/public/stylesheets/project.css
+++ b/public/stylesheets/project.css
@@ -47,7 +47,7 @@ a:hover.box_close{background:url(../images/img_floatbox.png) -22px 0 no-repeat;}
 .fb_item{ color:#919191; border:1px solid #919191; height:28px; margin-bottom:5px; padding-left:5px; width:200px;}
 .fb_item_first_name{ color:#919191; border:1px solid #919191; height:28px; margin-bottom:5px; padding-left:5px; width:150px;margin-left: 10px;}
 .fb_item_last_name{ color:#919191; border:1px solid #919191; height:28px; margin-bottom:5px; padding-left:5px; width:150px;margin-left: 10px;}
-.fb_item_gender{ color:#919191; border:1px solid #919191; height:29px; margin-bottom:5px; padding-left:5px; width:48px;margin-left: 10px;}
+.fb_item_gender{ color:#919191; border:1px solid #919191; height:29px; margin-bottom:5px; padding-left:5px; width:58px;margin-left: 10px;}
 a.icon_addm{ background:url(../images/img_floatbox.png) 0 -33px no-repeat; width:16px; height:16px; display:block;  margin:5px 0 0 5px;}
 a:hover.icon_addm{background:url(../images/img_floatbox.png) 0 -61px no-repeat; }
 a.icon_removem{ background:url(../images/img_floatbox.png) -22px -33px  no-repeat;width:16px; height:16px; display:block;  margin:5px 0 0 5px}