全部实训检索为空时，点击点击叉叉，也会刷新页面

app/views/shixuns/_shixun_list.html.erb

@@ -56,13 +56,20 @@
 <% end %>
 </div>
 <script>
-       // $(function(){
-
-       // })
-
-
-
-
+    //关闭搜索框
+    function colse_searchbox(){
+        $('.searchinput').val('');
+        <% unless @search.blank? %>
+        $.ajax({
+            url: '/shixuns/search',
+            type: 'post',
+            data: $("#shixun_index_search_form").serialize(),
+            remote: true,
+            success: function(data){
+            }
+        });
+        <% end %>
+    }
 
     var timer="";
     $(".task-index-list-box").hover(function(ev){

app/views/shixuns/index.html.erb

@@ -348,18 +348,6 @@
             }
         });
     }
-    //关闭搜索框
-    function colse_searchbox(){
-        $('.searchinput').val('');
-        $.ajax({
-            url: '/shixuns/search',
-            type: 'post',
-            data: $("#shixun_index_search_form").serialize(),
-            remote: true,
-            success: function(data){
-            }
-        });
-    }
 
     // 新建实训
     function shixun_new(mail){