diff --git a/app/views/exercise/_show_MC.html.erb b/app/views/exercise/_show_MC.html.erb
index c301e0fc4..4c382deb9 100644
--- a/app/views/exercise/_show_MC.html.erb
+++ b/app/views/exercise/_show_MC.html.erb
@@ -5,7 +5,8 @@
   </div>
 
   <%= link_to("", delete_exercise_question_exercise_index_path(:exercise_question => exercise_question.id, :quest_num => exercise_question.question_number),
-              method: :delete, :confirm => l(:text_are_you_sure), :remote => true, :class => "ur_icon_de")  %>
+
+              method: :delete, :confirm => l(:text_are_you_sure), :remote => true, :class => "ur_icon_de",:title => "删除")  %>
   <a class="ur_icon_edit" title="编辑" onclick="pollQuestionEdit(<%= exercise_question.id%>);"></a>
   <a class='ur_icon_add' title='向下插入' id="add_mc_<%=exercise_question.id%>" onclick="dismiss('mc',<%=exercise_question.id%>);insert_MC('mc',<%=exercise_question.question_number%>,<%=exercise_question.id%>);"></a>
   <div class="cl"></div>
diff --git a/app/views/exercise/_show_MCQ.html.erb b/app/views/exercise/_show_MCQ.html.erb
index 8135abc51..a477303d7 100644
--- a/app/views/exercise/_show_MCQ.html.erb
+++ b/app/views/exercise/_show_MCQ.html.erb
@@ -1,109 +1,109 @@
-<div>
-  <div class="testEditTitle"> 第<%= exercise_question.question_number%>题.(<%= exercise_question.question_score %>分)<br />
-    <%= exercise_question.question_title %>
-    <span class="ml10">(<%= convert_to_char(exercise_question.exercise_standard_answers.first.exercise_choice_id.to_s) %>)</span>
-  </div>
-  <%= link_to("", delete_exercise_question_exercise_index_path(:exercise_question => exercise_question.id, :quest_num => exercise_question.question_number),
-              method: :delete, :confirm => l(:text_are_you_sure), :remote => true, :class => "ur_icon_de")  %>
-  <a class="ur_icon_edit" title="编辑" onclick="pollQuestionEdit(<%= exercise_question.id%>);"></a>
-  <a class='ur_icon_add' title='向下插入' id="add_mcq_<%=exercise_question.id%>" onclick="dismiss('mcq',<%=exercise_question.id%>);insert_MCQ('mcq',<%=exercise_question.question_number%>,<%=exercise_question.id%>);"></a>
-  <div class="cl"></div>
-  <div class="ur_inputs">
-    <table class="ur_table" style="width:675px;">
-      <tbody>
-      <% exercise_question.exercise_choices.reorder("choice_position").each_with_index do |exercise_choice,index| %>
-          <tr>
-            <td>
-              <label>
-                <input class="ur_radio" type="checkbox" name="<%= exercise_question  %>" value="<%= exercise_choice.choice_text%>" >
-                <%= convert_to_char((index+1).to_s)%>&nbsp;&nbsp;<%= exercise_choice.choice_text%>
-              </label>
-            </td>
-          </tr>
-      <% end %>
-      </tbody>
-    </table>
-  </div>
-</div><!--多选题显示 end-->
-<!-- 新增问题 -->
-<div id="insert_new_poll_question_mcq_<%=exercise_question.id%>">
-</div>
-
-<script type="text/javascript">
-    function insert_MCQ(quest_type,quest_num,quest_id){
-        var forms = $("form.new_exercise_question");
-        if($.trim($("#insert_new_poll_question_"+quest_type+"_"+quest_id).html()) == ""){
-            if(forms.length > 0){
-                alert("请先保存正在编辑的题目再新建。");
-            } else {
-                <% score =exercise_question.question_score %>
-                $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html(
-                                '<%= form_for(ExerciseQuestion.new,:html=>{:multipart=>true},:url=>create_exercise_question_exercise_path(exercise_question.exercise.id),:remote=>true) do |f|%>'+
-                                ' <div class="questionContainer" style="width: 680px;"> '+
-                                '<div class="ur_editor_title"> '+
-                                '<label>问题：&nbsp;&nbsp;</label>'+
-                                '<input type="hidden" name="quest_id" value="'+quest_id+'"/>'+
-                                '<input type="hidden" name="quest_num" value="'+quest_num+'"/>'+
-                                '<input type="hidden" name="question_type" value="2"/>'+
-                                '<input name="question_title" id="poll_questions_title" class="questionTitle" placeholder="请输入多选题题目" type="text"/>'+
-                                '</div>'+
-                                '<div class="ur_editor_content">'+
-                                '<ul>'+
-                                '<li class="ur_item">'+
-                                '<label>分数<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input value="<%= score %>" id="question_score" type="text" name="question_score" style="width:40px; text-align:center; padding-left:0px;"/>分'+
-                                '</li><div>'+
-                                '<li class="ur_item">'+
-                                '<label>选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input maxlength="200" type="text" name="question_answer[0]" placeholder="输入选项内容"/>'+
-                                '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
-                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
-                                '</li>'+
-                                '<div class="cl"></div>'+
-                                '<li class="ur_item">'+
-                                '<label>选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input maxlength="200" type="text" name="question_answer[1]" placeholder="输入选项内容"/>'+
-                                '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
-                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
-                                '</li>'+
-                                '<div class="cl"></div>'+
-                                '<li class="ur_item">'+
-                                '<label>选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input maxlength="200" type="text" name="question_answer[2]" placeholder="输入选项内容"/>'+
-                                '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
-                                '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
-                                '</li>'+
-                                '<div class="cl"></div>'+
-                                '<li class="ur_item">'+
-                                '<label>选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input maxlength="200" type="text" name="question_answer[3]" placeholder="输入选项内容"/>'+
-                                '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
-                                '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
-                                '</li></div>'+
-                                '<div class="cl"></div>'+
-                                '<li class="ur_item">'+
-                                '<label>标准答案<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input name="exercise_choice" id="question_standard_ans" placeholder="若标准答案为A,B,C，在答案输入框填入ABC即可" type="text">'+
-                                '</li>'+
-                                '<div class="cl"></div>'+
-                                '</ul>'+
-                                '</div>'+
-                                '<div class="ur_editor_footer">'+
-                                '<a class="btn btn_dark btn_submit c_white" data-button="ok" onclick="add_poll_question($(this),2);">'+
-                                '保存'+
-                                '</a>'+
-                                '<a class="btn btn_light btn_cancel" data-button="cancel" onclick="$(this).parent().parent().parent().remove();">'+
-                                '<%= l(:button_cancel)%>'+
-                                '</a>'+
-                                '</div>'+
-                                '<div class="cl"></div>'+
-                                '</div>'+
-                                '<% end%>'
-                );
-                $("#poll_questions_title").focus();
-        }
-        }else {
-            $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html("");
-        }
-    }
+<div>
+  <div class="testEditTitle"> 第<%= exercise_question.question_number%>题.(<%= exercise_question.question_score %>分)<br />
+    <%= exercise_question.question_title %>
+    <span class="ml10">(<%= convert_to_char(exercise_question.exercise_standard_answers.first.exercise_choice_id.to_s) %>)</span>
+  </div>
+  <%= link_to("", delete_exercise_question_exercise_index_path(:exercise_question => exercise_question.id, :quest_num => exercise_question.question_number),
+              method: :delete, :confirm => l(:text_are_you_sure), :remote => true, :class => "ur_icon_de",:title => "删除")  %>
+  <a class="ur_icon_edit" title="编辑" onclick="pollQuestionEdit(<%= exercise_question.id%>);"></a>
+  <a class='ur_icon_add' title='向下插入' id="add_mcq_<%=exercise_question.id%>" onclick="dismiss('mcq',<%=exercise_question.id%>);insert_MCQ('mcq',<%=exercise_question.question_number%>,<%=exercise_question.id%>);"></a>
+  <div class="cl"></div>
+  <div class="ur_inputs">
+    <table class="ur_table" style="width:675px;">
+      <tbody>
+      <% exercise_question.exercise_choices.reorder("choice_position").each_with_index do |exercise_choice,index| %>
+          <tr>
+            <td>
+              <label>
+                <input class="ur_radio" type="checkbox" name="<%= exercise_question  %>" value="<%= exercise_choice.choice_text%>" >
+                <%= convert_to_char((index+1).to_s)%>&nbsp;&nbsp;<%= exercise_choice.choice_text%>
+              </label>
+            </td>
+          </tr>
+      <% end %>
+      </tbody>
+    </table>
+  </div>
+</div><!--多选题显示 end-->
+<!-- 新增问题 -->
+<div id="insert_new_poll_question_mcq_<%=exercise_question.id%>">
+</div>
+
+<script type="text/javascript">
+    function insert_MCQ(quest_type,quest_num,quest_id){
+        var forms = $("form.new_exercise_question");
+        if($.trim($("#insert_new_poll_question_"+quest_type+"_"+quest_id).html()) == ""){
+            if(forms.length > 0){
+                alert("请先保存正在编辑的题目再新建。");
+            } else {
+                <% score =exercise_question.question_score %>
+                $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html(
+                                '<%= form_for(ExerciseQuestion.new,:html=>{:multipart=>true},:url=>create_exercise_question_exercise_path(exercise_question.exercise.id),:remote=>true) do |f|%>'+
+                                ' <div class="questionContainer" style="width: 680px;"> '+
+                                '<div class="ur_editor_title"> '+
+                                '<label>问题：&nbsp;&nbsp;</label>'+
+                                '<input type="hidden" name="quest_id" value="'+quest_id+'"/>'+
+                                '<input type="hidden" name="quest_num" value="'+quest_num+'"/>'+
+                                '<input type="hidden" name="question_type" value="2"/>'+
+                                '<input name="question_title" id="poll_questions_title" class="questionTitle" placeholder="请输入多选题题目" type="text"/>'+
+                                '</div>'+
+                                '<div class="ur_editor_content">'+
+                                '<ul>'+
+                                '<li class="ur_item">'+
+                                '<label>分数<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input value="<%= score %>" id="question_score" type="text" name="question_score" style="width:40px; text-align:center; padding-left:0px;"/>分'+
+                                '</li><div>'+
+                                '<li class="ur_item">'+
+                                '<label>选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input maxlength="200" type="text" name="question_answer[0]" placeholder="输入选项内容"/>'+
+                                '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
+                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
+                                '</li>'+
+                                '<div class="cl"></div>'+
+                                '<li class="ur_item">'+
+                                '<label>选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input maxlength="200" type="text" name="question_answer[1]" placeholder="输入选项内容"/>'+
+                                '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
+                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
+                                '</li>'+
+                                '<div class="cl"></div>'+
+                                '<li class="ur_item">'+
+                                '<label>选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input maxlength="200" type="text" name="question_answer[2]" placeholder="输入选项内容"/>'+
+                                '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
+                                '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
+                                '</li>'+
+                                '<div class="cl"></div>'+
+                                '<li class="ur_item">'+
+                                '<label>选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input maxlength="200" type="text" name="question_answer[3]" placeholder="输入选项内容"/>'+
+                                '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
+                                '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
+                                '</li></div>'+
+                                '<div class="cl"></div>'+
+                                '<li class="ur_item">'+
+                                '<label>标准答案<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input name="exercise_choice" id="question_standard_ans" placeholder="若标准答案为A,B,C，在答案输入框填入ABC即可" type="text">'+
+                                '</li>'+
+                                '<div class="cl"></div>'+
+                                '</ul>'+
+                                '</div>'+
+                                '<div class="ur_editor_footer">'+
+                                '<a class="btn btn_dark btn_submit c_white" data-button="ok" onclick="add_poll_question($(this),2);">'+
+                                '保存'+
+                                '</a>'+
+                                '<a class="btn btn_light btn_cancel" data-button="cancel" onclick="$(this).parent().parent().parent().remove();">'+
+                                '<%= l(:button_cancel)%>'+
+                                '</a>'+
+                                '</div>'+
+                                '<div class="cl"></div>'+
+                                '</div>'+
+                                '<% end%>'
+                );
+                $("#poll_questions_title").focus();
+        }
+        }else {
+            $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html("");
+        }
+    }
 </script>
\ No newline at end of file
diff --git a/app/views/exercise/_show_single.html.erb b/app/views/exercise/_show_single.html.erb
index d12af23ec..86203b8bb 100644
--- a/app/views/exercise/_show_single.html.erb
+++ b/app/views/exercise/_show_single.html.erb
@@ -1,85 +1,85 @@
-<div>
-  <div class="testEditTitle"> 第<%= exercise_question.question_number%>题.(<%= exercise_question.question_score %>分)<br />
-    <%= exercise_question.question_title %>
-  </div>
-  <%= link_to("", delete_exercise_question_exercise_index_path(:exercise_question => exercise_question.id, :quest_num => exercise_question.question_number),
-              method: :delete, :confirm => l(:text_are_you_sure), :remote => true,  :class => "ur_icon_de") %>
-  <a class="ur_icon_edit" title="编辑" onclick="pollQuestionEdit(<%= exercise_question.id%>);"></a>
-  <a class='ur_icon_add' title='向下插入' id="add_single_<%=exercise_question.id%>" onclick="dismiss('single',<%=exercise_question.id%>);insert_SINGLE('single',<%=exercise_question.question_number%>,<%=exercise_question.id%>);"></a>
-  <div class="cl"></div>
-  <div>
-    <% exercise_question.exercise_standard_answers.reorder("created_at").each_with_index do |exercise_choice,index| %>
-        候选答案：<%= exercise_choice.answer_text%><br />
-    <% end %>
-  </div>
-</div>
-<!-- 新增问题 -->
-<div id="insert_new_poll_question_single_<%=exercise_question.id%>">
-</div>
-
-<script type="text/javascript">
-    function insert_SINGLE(quest_type,quest_num,quest_id){
-        var forms = $("form.new_exercise_question");
-        if($.trim($("#insert_new_poll_question_"+quest_type+"_"+quest_id).html()) == "") {
-            if(forms.length > 0){
-                alert("请先保存正在编辑的题目再新建。");
-            } else {
-                <% score =exercise_question.question_score %>
-                $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html(
-                                '<%= form_for(ExerciseQuestion.new,:html=>{:multipart=>true},:url=>create_exercise_question_exercise_path(exercise_question.exercise.id),:remote=>true) do |f|%>'+
-                                ' <div class="questionContainer" style="width: 680px;"> '+
-                                '<div class="ur_editor_title"> '+
-                                '<label>问题：&nbsp;&nbsp;</label>'+
-                                '<input type="hidden" name="quest_id" value="'+quest_id+'"/>'+
-                                '<input type="hidden" name="quest_num" value="'+quest_num+'"/>'+
-                                '<input type="hidden" name="question_type" value="3"/>'+
-                                '<input name="question_title" id="poll_questions_title" class="questionTitle" placeholder="请输入填空题的内容（注意：目前填空题暂时仅支持一个空）" type="text"/>'+
-                                '</div>'+
-                                '<div class="ur_editor_content" id="new_single">'+
-                                '<ul>'+
-                                '<li class="ur_item">'+
-                                '<label>分数<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input value="<%= score %>" id="question_score" type="text" name="question_score" style="width:40px; text-align:center; padding-left:0px;"/>分'+
-                                '</li><div>'+
-                                '<li class="ur_item">'+
-                                '<label>候选答案一<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input class="candiate_answer" type="text" name="exercise_choice[0]" placeholder="请输入候选答案一"/>'+
-                                '<a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>'+
-                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
-                                '</li>'+
-                                '<div class="cl"></div>'+
-                                '<li class="ur_item">'+
-                                '<label>候选答案二<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input class="candiate_answer" type="text" name="exercise_choice[1]" placeholder="请输入候选答案二（选填）"/>'+
-                                '<a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>'+
-                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
-                                '</li>'+
-                                '<div class="cl"></div>'+
-                                '<li class="ur_item">'+
-                                '<label>候选答案三<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input class="candiate_answer" type="text" name="exercise_choice[2]" placeholder="请输入候选答案三（选填）"/>'+
-                                '<a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>'+
-                                '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
-                                '</li></div>'+
-                                '<div class="cl"></div>'+
-                                '</ul>'+
-                                '</div>'+
-                                '<div class="ur_editor_footer">'+
-                                '<a class="btn btn_dark btn_submit c_white" data-button="ok" onclick="add_poll_question($(this),3);">'+
-                                '保存'+
-                                '</a>'+
-                                '<a class="btn btn_light btn_cancel" data-button="cancel" onclick="$(this).parent().parent().parent().remove();">'+
-                                '<%= l(:button_cancel)%>'+
-                                '</a>'+
-                                '</div>'+
-                                '<div class="cl"></div>'+
-                                '</div>'+
-                                '<% end%>'
-                );
-                $("#poll_questions_title").focus();
-            }
-        } else {
-            $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html("");
-        }
-    }
+<div>
+  <div class="testEditTitle"> 第<%= exercise_question.question_number%>题.(<%= exercise_question.question_score %>分)<br />
+    <%= exercise_question.question_title %>
+  </div>
+  <%= link_to("", delete_exercise_question_exercise_index_path(:exercise_question => exercise_question.id, :quest_num => exercise_question.question_number),
+              method: :delete, :confirm => l(:text_are_you_sure), :remote => true,  :class => "ur_icon_de",:title => "删除") %>
+  <a class="ur_icon_edit" title="编辑" onclick="pollQuestionEdit(<%= exercise_question.id%>);"></a>
+  <a class='ur_icon_add' title='向下插入' id="add_single_<%=exercise_question.id%>" onclick="dismiss('single',<%=exercise_question.id%>);insert_SINGLE('single',<%=exercise_question.question_number%>,<%=exercise_question.id%>);"></a>
+  <div class="cl"></div>
+  <div>
+    <% exercise_question.exercise_standard_answers.reorder("created_at").each_with_index do |exercise_choice,index| %>
+        候选答案：<%= exercise_choice.answer_text%><br />
+    <% end %>
+  </div>
+</div>
+<!-- 新增问题 -->
+<div id="insert_new_poll_question_single_<%=exercise_question.id%>">
+</div>
+
+<script type="text/javascript">
+    function insert_SINGLE(quest_type,quest_num,quest_id){
+        var forms = $("form.new_exercise_question");
+        if($.trim($("#insert_new_poll_question_"+quest_type+"_"+quest_id).html()) == "") {
+            if(forms.length > 0){
+                alert("请先保存正在编辑的题目再新建。");
+            } else {
+                <% score =exercise_question.question_score %>
+                $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html(
+                                '<%= form_for(ExerciseQuestion.new,:html=>{:multipart=>true},:url=>create_exercise_question_exercise_path(exercise_question.exercise.id),:remote=>true) do |f|%>'+
+                                ' <div class="questionContainer" style="width: 680px;"> '+
+                                '<div class="ur_editor_title"> '+
+                                '<label>问题：&nbsp;&nbsp;</label>'+
+                                '<input type="hidden" name="quest_id" value="'+quest_id+'"/>'+
+                                '<input type="hidden" name="quest_num" value="'+quest_num+'"/>'+
+                                '<input type="hidden" name="question_type" value="3"/>'+
+                                '<input name="question_title" id="poll_questions_title" class="questionTitle" placeholder="请输入填空题的内容（注意：目前填空题暂时仅支持一个空）" type="text"/>'+
+                                '</div>'+
+                                '<div class="ur_editor_content" id="new_single">'+
+                                '<ul>'+
+                                '<li class="ur_item">'+
+                                '<label>分数<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input value="<%= score %>" id="question_score" type="text" name="question_score" style="width:40px; text-align:center; padding-left:0px;"/>分'+
+                                '</li><div>'+
+                                '<li class="ur_item">'+
+                                '<label>候选答案一<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input class="candiate_answer" type="text" name="exercise_choice[0]" placeholder="请输入候选答案一"/>'+
+                                '<a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>'+
+                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
+                                '</li>'+
+                                '<div class="cl"></div>'+
+                                '<li class="ur_item">'+
+                                '<label>候选答案二<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input class="candiate_answer" type="text" name="exercise_choice[1]" placeholder="请输入候选答案二（选填）"/>'+
+                                '<a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>'+
+                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
+                                '</li>'+
+                                '<div class="cl"></div>'+
+                                '<li class="ur_item">'+
+                                '<label>候选答案三<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input class="candiate_answer" type="text" name="exercise_choice[2]" placeholder="请输入候选答案三（选填）"/>'+
+                                '<a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>'+
+                                '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
+                                '</li></div>'+
+                                '<div class="cl"></div>'+
+                                '</ul>'+
+                                '</div>'+
+                                '<div class="ur_editor_footer">'+
+                                '<a class="btn btn_dark btn_submit c_white" data-button="ok" onclick="add_poll_question($(this),3);">'+
+                                '保存'+
+                                '</a>'+
+                                '<a class="btn btn_light btn_cancel" data-button="cancel" onclick="$(this).parent().parent().parent().remove();">'+
+                                '<%= l(:button_cancel)%>'+
+                                '</a>'+
+                                '</div>'+
+                                '<div class="cl"></div>'+
+                                '</div>'+
+                                '<% end%>'
+                );
+                $("#poll_questions_title").focus();
+            }
+        } else {
+            $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html("");
+        }
+    }
 </script>
\ No newline at end of file