diff --git a/12/index_test.html b/12/index_test.html
index 99f30d9..41dbfef 100644
--- a/12/index_test.html
+++ b/12/index_test.html
@@ -101,7 +101,7 @@
     </div>  
 
   <div id="implicancies_05">
-    <div id="shell_03" class=""><div class="" id="shell_03header">click here to move</div><iframe name="shell" id="iframe_clock" src='blank12_5.html'></iframe></div>
+    <!-- <div id="shell_03" class=""><div class="" id="shell_03header">click here to move</div><iframe name="shell" id="iframe_clock" src='blank12_5.html'></iframe></div> -->
     <div id="info">
       <div id="title"></div>
       <div id="authors"></div>