diff --git a/app/views/homework_common/_homework_common_form.html.erb b/app/views/homework_common/_homework_common_form.html.erb
index 28aa490de..fa45397f0 100644
--- a/app/views/homework_common/_homework_common_form.html.erb
+++ b/app/views/homework_common/_homework_common_form.html.erb
@@ -4,7 +4,7 @@
       <span class="c_red">*</span>
       &nbsp;<%= l(:field_name)%>：&nbsp;
     </label>
-    <input  type="text" name="homework_common[name]" id="homework_name" class="w548 h26  fl" maxlength="<%= Bid::NAME_LENGTH_LIMIT%>" onkeyup="regex_homework_name();" value="<%= homework.name%>" >
+    <input  type="text" name="homework_common[name]" id="homework_name" class="w548 h26  fl" maxlength="255" onkeyup="regex_homework_name();" value="<%= homework.name%>" >
     <p id="homework_name_span" class="c_red ml110"></p>
   </li>
   <div class="cl"></div>
diff --git a/app/views/projects/invite_members.html.erb b/app/views/projects/invite_members.html.erb
index a6a13e2b7..6066404bc 100644
--- a/app/views/projects/invite_members.html.erb
+++ b/app/views/projects/invite_members.html.erb
@@ -19,7 +19,7 @@
               <div class="invi_search">
                 <input hidden="hidden" value="true" name="flag">
                 <input id="principal_search" class="invi_search_input fl" type="text" placeholder=<%= l(:label_invite_trustie_user_tips) %>>
-                <a class="invi_search_btn fl" onclick="observeSearchfield('principal_search', null, '#{ escape_javascript autocomplete_project_memberships_path(@project, :format => 'js',:flag => true) }')">搜索</a>
+                <a class="invi_search_btn fl" onclick="observeSearchfield('principal_search', null, '<%= escape_javascript autocomplete_project_memberships_path(@project, :format => 'js',:flag => true)%> ')">搜索</a>
                 <%= javascript_tag "observeSearchfield('principal_search', null, '#{ escape_javascript autocomplete_project_memberships_path(@project, :format => 'js',:flag => true) }')" %>
                 <div class="cl"></div>
                 <div id="principals_for_new_member">
@@ -48,7 +48,7 @@
                   <% end %>
                 </ul>
                 <div class="cl mb10"></div>
-                <a href="#" class="btn_free" onclick="$('#new_membership').submit();">
+                <a href="javascript:void(0)" class="btn_free" onclick="submit_invite_members()">
                   <%= l(:label_invite_members)%>
                 </a>
               </div>
@@ -67,37 +67,39 @@
             var text=$(label).text();
             $(label).attr("title",text);
         }
+    });
 
-        function nh_show_err_message(msg){
-            $("#RSide>.flash").remove();
-            $("#RSide").prepend('<div class="flash error" id="flash_error">'+msg+'</div>');
-        }
-        $('#new_membership').submit(function(){
-            var user_ischeck=false;
-            $("input[name='membership[user_ids][]']").each(function(){
-                if($(this).prop('checked')){
-                    user_ischeck=true;
-                }
-            });
-            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;
+    function nh_show_err_message(msg){
+        $("#RSide>.flash").remove();
+        $("#RSide").prepend('<div class="flash error" id="flash_error">'+msg+'</div>');
+    }
+
+    function submit_invite_members()
+    {
+        var user_ischeck=false;
+        $("input[name='membership[user_ids][]']").each(function(){
+            if($(this).prop('checked')){
+                user_ischeck=true;
             }
-            if(role_ischeck==false){
-                nh_show_err_message('请选择角色！');
-                return false;
+        });
+        var role_ischeck=false;
+        $("input[name='membership[role_ids][]']").each(function(){
+            if($(this).prop('checked')){
+                role_ischeck=true;
             }
-            return 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;
+        }
+        $('#new_membership').submit();
+    }
 </script>
\ No newline at end of file
diff --git a/app/views/student_work/_student_work_title.html.erb b/app/views/student_work/_student_work_title.html.erb
index 8162ea971..6fb7e248b 100644
--- a/app/views/student_work/_student_work_title.html.erb
+++ b/app/views/student_work/_student_work_title.html.erb
@@ -1,5 +1,5 @@
 <li class="hwork_num ">
-  <a href="javascript:void(0);" class=" f14 f_b c_dark fl" >学号</a>
+  <span class="c_dark f14 fb fl">学号</span>
 </li>
 <li class=" hwork_name f14 fb c_dark">
   学生姓名