added link for prerequisites

fixes virtual-labs-archive#188

src/lab/exp9/Experiment.html

@@ -100,6 +100,22 @@ <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>
+<!--
+<script Language="JavaScript">
+var x=screen.availWidth-60;var y=screen.availHeight-50;
+if(x<1024)
+{
+x=1024;
+}
+if(y<660)
+{
+y=660;
+}
+document.getElementById("applet_embed").innerHTML='<applet code="dldvirtuallabs.simulationApplet" archive="../DLDVirtualLabs.jar"'+' HEIGHT='+y+' WIDTH='+x+'>' +'<param name="file_name" value="line.txt"><param name="content1" value="Make 4 bit adder circuit with the help of 1 bit adder circuit"><param name="file_list" value="Full_Adder,4_bit_adder"></applet>' ;
+</script>
+	      <div id="applet_embed"></div>-->
 <!--  <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;">