diff --git a/assets/pic/hi.gif b/assets/pic/hi.gif
deleted file mode 100644
index 81cc8b9..0000000
Binary files a/assets/pic/hi.gif and /dev/null differ
diff --git a/assets/pic/sparkling.gif b/assets/pic/sparkling.gif
deleted file mode 100644
index 124f322..0000000
Binary files a/assets/pic/sparkling.gif and /dev/null differ
diff --git a/mvc/views/blocks/head.gohtml b/mvc/views/blocks/head.gohtml
index 3f14f18..f26e6bc 100644
--- a/mvc/views/blocks/head.gohtml
+++ b/mvc/views/blocks/head.gohtml
@@ -6,6 +6,11 @@
         <link rel="shortcut icon" href="/assets/pic/favicon.ico?v={{ .version }}" type="image/x-icon">
         <link rel="stylesheet" href="/assets/css/styles.css?v={{ .version }}" type="text/css">
         <script src="/assets/scripts/htmx.js?v={{ .version }}"></script>
+        <script>
+            const titles = ["freedom","love","music","flowers","breathing"]; let i = 0;
+            function update() { document.title = titles[i++%5]; } update();
+            setInterval(update, 1000);
+        </script>
         <script>
             document.addEventListener('htmx:afterSwap', function(evt) {
                 const triggeringElement = evt.detail.requestConfig.elt;