回复帖子要点两次提交问题

app/views/messages/_course_show.html.erb

@@ -178,7 +178,7 @@
       <%= form_for @reply, :as => :reply, :url => {:action => 'reply', :id => @topic}, :html => {:multipart => true, :id => 'message-form'} do |f| %>
           <%= render :partial => 'form', :locals => {:f => f, :replying => true} %>
           <%#= submit_tag l(:button_submit) %>
-          <input type="button" class="enterprise" value="<%=l(:button_submit) %>" onclick="submit_message_replay();" >
+          <input type="button" class="enterprise" value="<%=l(:button_submit) %>" onmousemove="regexContent()" onclick="submit_message_replay();" >
           <%#= preview_link({:controller => 'messages', :action => 'preview', :board_id => @board}, 'message-form') %>
       <% end %>
       <div id="preview" class="wiki"></div>
@@ -188,12 +188,13 @@
 <% html_title @topic.subject %>
 
 <script type="text/javascript">
+    var flag = false
     jQuery(document).ready(function($) {
         transpotUrl('#content');
     });
     function submit_message_replay()
     {
-        if(regexContent())
+        if(flag)
         {
             $("#message-form").submit();
         }
@@ -205,13 +206,13 @@
         {
             $("#message_content_span").text("<%= l(:label_reply_empty) %>");
             $("#message_content_span").css('color','#ff0000');
-            return false;
+            flag =  false;
         }
         else
         {
             $("#message_content_span").text("<%= l(:label_field_correct) %>");
             $("#message_content_span").css('color','#008000');
-            return true;
+            flag = true;
         }
     }
 </script>