创建帖子的时候取消 ，清空原来输入的内容

app/views/forums/show.html.erb

@@ -73,6 +73,14 @@
         }
         return true;
     }
+
+    function create_cancle(){
+        $('#create_memo_div').slideToggle();
+        $('#create_memo_btn').slideToggle();
+        $('#memo_subject').val('');
+        $('#memo_content').val('')
+        $('#error').html('').hide();
+    }
 </script>
 <div class="postRightContainer">
   <div id="create_memo_div" style="display: none">
@@ -98,7 +106,7 @@
       <div class="fr">
         <a href="javascript:void(0);" class="submit_btn" onclick="check_and_submit();">确定</a>
       </div>
-      <div class="fr"><a href="javascript:void(0);" class="linkGrey2 mr10" onclick="$('#create_memo_div').slideToggle();$('#create_memo_btn').slideToggle();">取消</a><span class="mr10 fontGrey">或</span></div>
+      <div class="fr"><a href="javascript:void(0);" class="linkGrey2 mr10" onclick="create_cancle();">取消</a><span class="mr10 fontGrey">或</span></div>
       <div class="cl"></div>
     </div>
     <% end %>