diff --git a/js/ditto.js b/js/ditto.js
index 9f1960e..9cc343f 100644
--- a/js/ditto.js
+++ b/js/ditto.js
@@ -16,7 +16,7 @@ var ditto = {
     run: initialize
 };
 
-var disqusCode = '<div id="disqus_thread"></div>'
+var disqusCode = '<h3>留言</h3><div id="disqus_thread"></div>'
 	+ '<script type="text/javascript">'
 	+ "var disqus_shortname = 'es6'; "
 	+ "(function() {"
@@ -26,6 +26,7 @@ var disqusCode = '<div id="disqus_thread"></div>'
 	+ " })();"
 	+ '</script>'; 
 
+var disqus_identifier;
 
 function initialize() {
     // initialize sidebar and buttons
@@ -181,6 +182,8 @@ function show_loading() {
 function router() {
     var path = location.hash.replace("#", "./");
 
+	disqus_identifier = path;
+
     // default page if hash is empty
     if (location.pathname === "/index.html") {
         path = location.pathname.replace("index.html", ditto.index);