diff --git a/src/lab/exp9/Experiment.html b/src/lab/exp9/Experiment.html
index 172ed654..cc8063fa 100644
--- a/src/lab/exp9/Experiment.html
+++ b/src/lab/exp9/Experiment.html
@@ -99,6 +99,7 @@ <h2 class="text-h2-lightblue" style=" margin-bottom: 20px; margin-top: 10px; "><
 							
 							<!--edit -->
 <h1 class="text-h2-lightblue">Multipliers</h1><div class="content" id="experiment-article-section-4-content">
+	<p><a href="../documents/java-and-icedtea-plugin.pdf">Install prerequisites to run the simulation</a></p>
 <p>
 <!--  <div id="applet_embed"></div> -->
 <a class="qtlink" href="./exp9.html" onclick="window.open('./exp9.html', null,'scrollbars=yes, width=' + (screen.availWidth) +',height=' + (screen.availHeight)); return false;">