diff --git a/index.html b/index.html
index ef39f51..5d9faee 100644
--- a/index.html
+++ b/index.html
@@ -37,22 +37,22 @@
     </div>
     <h2>Sections</h2>
     <ul>
-        <li class="clickable ">
+        <li class="clickable " onclick="silverSurfer.play(10)">
             intro
         </li>
-        <li class="clickable " onclick="silverSurfer.play(60)">
+        <li class="clickable " onclick="silverSurfer.play(50)">
             01:00 chronique A
         </li>
-        <li class="clickable ">
+        <li class="clickable " onclick="silverSurfer.play(70)">
             sujet principal
         </li>
-        <li class="clickable ">
+        <li class="clickable " onclick="silverSurfer.play(200)">
             pause musicale 1
         </li>
-        <li class="clickable ">
+        <li class="clickable "  onclick="silverSurfer.play(300)">
             chronique B
         </li>
-        <li class="clickable ">
+        <li class="clickable "  onclick="silverSurfer.play(9000)">
             clotûre
         </li>
     </ul>