diff --git a/12/index_test.html b/12/index_test.html
index 59fb7cf..48acafb 100644
--- a/12/index_test.html
+++ b/12/index_test.html
@@ -64,15 +64,16 @@
       <!--  <div id="info"><div id="title"></div><div id="authors"></div> -->
         <div id="table_content_06">
           <ul>
-            <li id="track_6_1"> ⇢ track / name / duration </li><span></span> <li id="track_6_2"> ⇢ track / name / duration </li>
-            <li id="track_6_3"> ⇢ track / name / duration </li>
-            <li id="track_6_4"> ⇢ track / name / duration </li>
-            <li id="track_6_5"> ⇢ track / name / duration </li>
-            <li id="track_6_6"> ⇢ track / name / duration </li>
-            <li id="track_6_7"> ⇢ track / name / duration </li>
-            <li id="track_6_8"> ⇢ track / name / duration </li>
-            <li id="track_6_9"> ⇢ track / name / duration </li>
-            <li id="track_6_10"> ⇢ track / name / duration </li>
+            <li id="track_6_1"> ℑ track ⊰ name ⊰ duration </li>
+            <li id="track_6_2"> ℑ track ⊰ name ⊰ duration </li>
+            <li id="track_6_3"> ℑ track ⊰ name ⊰ duration </li>
+            <li id="track_6_4"> ℑ track ⊰ name ⊰ duration </li>
+            <li id="track_6_5"> ℑ track ⊰ name ⊰ duration </li>
+            <li id="track_6_6"> ℑ track ⊰ name ⊰ duration </li>
+            <li id="track_6_7"> ℑ track ⊰ name ⊰ duration </li>
+            <li id="track_6_8"> ℑ track ⊰ name ⊰ duration </li>
+            <li id="track_6_9"> ℑ track ⊰ name ⊰ duration </li>
+            <li id="track_6_10"> ℑ track ⊰ name ⊰ duration </li>
           </ul>
         </div>
       </div></div>