diff --git a/src/lab/#Courses Aligned.html# b/src/lab/#Courses Aligned.html#
deleted file mode 100644
index 4d05c60..0000000
--- a/src/lab/#Courses Aligned.html#	
+++ /dev/null
@@ -1,244 +0,0 @@
-<!DOCTYPE html>
-<html lang="en"><head><!--Google Tag
-Manager--><script class="gtm">(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
-new Date().getTime(),event:'gtm.js'});var
-f=d.getElementsByTagName(s)[0],
-j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
-'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
-})(window,document,'script','dataLayer','GTM-W59SWTR');</script><!--End Google
-Tag Manager-->
-    
-    <meta charset="utf-8"/> <meta content="IE=edge"
-    http-equiv="X-UA-Compatible"/>
-    <meta content="width=device-width, initial-scale=1"
-    name="viewport"/> <meta content="Welcome to Virtual Labs
-    - A MHRD Govt of india Initiative" name="description"/>
-    <meta content="Virtual Labs - A MHRD Govt of india
-    Initiative" name="author"/>
-    
-    <title>Welcome to Virtual Labs - A MHRD Govt of india Initiative</title>
-    <link href="images/favicon.ico" rel="shortcut icon"/>
-    <link href="css/bootstrap.min.css" rel="stylesheet"/>
-
-	<!-- Important Owl stylesheet -->
-<!--	<link href="vendors/owl-carousel/owl.carousel.css" rel="stylesheet"/>
-	<link href="vendors/owl-carousel/owl.theme.css" rel="stylesheet"/>
-	<link href="vendors/font-awesome/css/font-awesome.css" rel="stylesheet"/>-->
-
-    <!-- Custom CSS -->
-    <link href="css/style.css" rel="stylesheet"/>
-    <link href="css/style-main.scss" rel="stylesheet"/>
-    <!--    <script src="tabs.js" type="text/javascript"></script>-->
-    <script>(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)})(window,document,'script','//www.google-analytics.com/analytics.js','ga');ga('create', 'UA-67020197-1', 'auto');ga('send', 'pageview');</script>	
-  </head>
-  <body class="index" id="page-top"><!--Google Tag Manager (noscript)--><noscript class="gtm"><iframe height="0" src="https://www.googletagmanager.com/ns.html?id=GTM-W59SWTR" style="display:none;visibility:hidden" width="0"></iframe></noscript><!--End Google Tag Manager (noscript)-->
-    <div id="top">
-      <header>
-	<!-- Navigation -->
-	<nav class="navbar navbar-default " style="background-color: white !important; margin-bottom: 0px !important;">
-	  <div class="container-fluid">
-	    <!-- Brand and toggle get grouped for better mobile display -->
-	    <div class="navbar-header page-scroll">
-	      <button class="navbar-toggle" data-target="#bs-example-navbar-collapse-1" data-toggle="collapse" type="button">
-		<span class="sr-only">Toggle navigation</span>
-		<span class="icon-bar" style="background-color: #77BB41"></span>
-		<span class="icon-bar" style="background-color: #77BB41"></span>
-		<span class="icon-bar" style="background-color: #77BB41"></span>
-	      </button>
-	      <a class="navbar-brand main-logo-a" href="http://vlab.co.in"><img class="img-responsive main-logo" src="images/logo-new.png"/></a>
-	    </div>			
-	    
-	    <!-- Collect the nav links, forms, and other content for toggling -->
-	    <div class="collapse navbar-collapse menu-div" id="bs-example-navbar-collapse-1" style="border: 0px;">
-	      
-	      <ul class="nav navbar-nav navbar-right menu-ul search-ul" style="position: relative; top: -5px;">
-		<!--	<li>
-			<form action="../search-result.html" method="get">
-			  <input class="search-textbox" id="q" name="q" placeholder="SEARCH FOR A LAB" type="text"/>
-			  <input class="search-button" type="submit" value=""/>
-			</form>
-		</li>-->
-	      </ul>
-	      
-	      <ul class="nav navbar-nav navbar-right menu-ul">
-		<li class="page-scroll menu-li ">
-		  <a class="menu-a" href=" http://vlab.co.in/">HOME</a>
-		</li>
-		
-		<li class="page-scroll menu-li ">
-		  <a class="menu-a" href="http://vlab.co.in/participating-institutes">PARTNERS</a>
-		</li><li class="page-scroll menu-li ">
-		  <a class="menu-a" href="http://vlab.co.in/contact-us">CONTACT</a>
-		</li>
-	      </ul>
-	    </div>
-	    <!-- /.navbar-collapse -->  
-	  </div>
-	  <!-- /.container-fluid -->
-	</nav>
-      </header>
-      
-      <div id="content">
-	<div class="container-fluid">
-	  <div class="row">
-	    <hr style="background:#ff6600 !important;  height: 8px; margin-top: 0px;"/>
-	  </div> <!-- row end -->
-	</div> <!-- container-fluid end for slider -->
-	
-	
-	<!-- =================================================================================================================================== -->
-	<div class="container-fluid" style="margin-left: 35px; margin-right: 35px;">
-	  <h2 class="text-h2-lightblue" style=" margin-bottom: 20px; margin-top: 10px; "><a class="sidebar-a" href="http://vlabs.ac.in/computer-science-and-engineering-labs.html">Computer Science &amp; Engineering</a><br/></h2>
-	  
-	  <div class="row">
-	    <div class="col-md-2 sidebar-col-2">
-	      <!--edit1-->
-              <a class="sidebar-a"
-                                         href="Introduction.html?domain=Computer
-                                         Science"> <h3 class="text-h3-darkblue"
-                                         style="margin-top:
-                                         2px;">Introduction</h3></a><a class="sidebar-a"
-                                         href="Experiments.html?domain=Computer
-                                         Science"> <h3 class="text-h3-darkblue"
-                                         style="margin-top:
-                                         2px;"> List of
-                                         Experiments</h3></a><a class="sidebar-a"
-                                         href="Target
-                                         Audience.html?domain=Computer
-                                         Science"> <h3 class="text-h3-darkblue"
-                                         style="margin-top:
-                                         2px;">Target
-                                         Audience</h3></a><a class="sidebar-a"
-                                         href="Courses
-                                         Aligned.html?domain=Computer
-                                         Science"> <h3 class="text-h3-darkblue"
-                                         style="margin-top:
-                                         2px; color: #ff6600
-                                         !important;">Courses
-                                         Aligned</h3></a><a class="sidebar-a"
-                                         href="Pre-requisite
-                                         Courses.html?domain=Computer
-                                         Science"> <h3 class="text-h3-darkblue"
-                                         style="margin-top:
-                                         2px;">Pre-requisite
-                                         Courses</h3></a><a class="sidebar-a"
-                                         href="Feedback.html?domain=Computer
-                                         Science"> <h3 class="text-h3-darkblue"
-                                         style="margin-top:
-                                         2px;">Feedback</h3></a> </div>
-	    
-	    <div class="col-md-10 lab-list-col-10">
-	      
-	      <!--edit -->
-              <h1 class="text-h1-lightblue">Cryptography
-              Lab</h1><div>
-                <p>
-	          This laboratory is alligned with an
-	          introductory course on Cryptography
-	        </p>
-            </div>
-            </div>
-	  </div>
-	</div>
-	<!-- =================================================================================================================================== -->
-        
-      </div> <!-- content div -->
-      
-      <footer id="footer"><div class="footer-top"
-      id="contact">
-          <div class="container">
-            <div class="row">
-              <div class="col-lg-4 col-md-6">
-                <h4>Community Links</h4>
-                <p>
-	          <a href="http://www.sakshat.ac.in/">Sakshat Portal</a>
-	        </p>
-                <p>
-	          <a href="http://outreach.vlabs.ac.in/">Outreach Portal</a>
-	        </p>
-                <p>
-	          <a href="http://vlab.co.in/faq">FAQ : Virtual Labs</a>
-	        </p>
-              </div>
-              <div class="col-lg-4 col-md-6">
-                <h4>Contact Us</h4>
-	        <p> <strong>Phone:</strong> General
-	        Information : 011-26582050 </p>
-	        <p> <strong>Email:</strong>
-	        support@vlab.co.in </p>
-              </div>
-              <div class="col-lg-4 col-md-6">
-	        <h4>Follow Us</h4>
-	        <div class="social-links">
-	          <a class="twitter" href="https://twitter.com/TheVirtualLabs" style="background: #55acee;">
-	            <i class="fa fa-twitter"></i>
-	          </a>
-	          <a class="facebook" href="https://www.facebook.com/Virtual-Labs-IIT-Delhi-301510159983871/" style="background: #3b5998;">
-	            <i class="fa fa-facebook"></i>
-	          </a>
-	          <a class="google-plus" href="https://www.youtube.com/watch?v=asxRaOgk6a0" style="background: #e52d27;">
-	            <i class="fa fa-youtube"></i>
-	          </a>
-	          <a class="linkedin" href="https://in.linkedin.com/in/virtual-labs-008ba9136" style="background: #2867B2;">
-	            <i class="fa fa-linkedin"></i>
-	          </a>
-	        </div>
-              </div>
-            </div>
-          </div>
-        </div>
-      </footer>
-      
-      
-    </div> <!-- top div -->
-    <!--  <script src="../js/jquery.js"></script>-->
-    
-    <!-- Bootstrap Core JavaScript -->
-    <!--    <script src="../js/bootstrap.min.js"></script>-->
-    
-    <!-- Custom Theme JavaScript -->
-    <!--    <script src="../js/custom.js"></script>-->
-    
-    <!-- Include js plugin -->
-    <!--<script src="../vendors/owl-carousel/owl.carousel.js"></script>-->
-    
-    <!--<script type="text/javascript">
-	$(document).ready(function() {
-	
-	var owl = $("#owl-demo");
-	owl.owlCarousel({
-	navigation: true,
-	navigationText: [
-	"<img src='../images/left-arrow.png'>",
-	"<img src='../images/right-arrow.png'>"
-	],
-	/* autoPlay : 3000,
-	stopOnHover : true */
-	});
-	
-	//owl for partner institutions
-	var owl = $("#owl-partner-institutions");
-	owl.owlCarousel({
-	navigation: true,
-	navigationText: [
-	"<img src='../images/left-arrow.png'>",
-	"<img src='../images/right-arrow.png'>"
-	],
-	autoPlay : 3000,
-	stopOnHover : true,
-	items : 8,
-	});
-	
-	
-	
-	//owl for aboutus
-	  var owl = $("#owl-aboutus");
-	  owl.owlCarousel({
-	      navigation: true,
-	      singleItem:true
-	      });
-	      
-	      });
-	      </script>-->
-    
-  </body><!-- jQuery --></html>
diff --git a/src/lab/Courses Aligned.html b/src/lab/Courses Aligned.html
index 376a372..542688d 100644
--- a/src/lab/Courses Aligned.html	
+++ b/src/lab/Courses Aligned.html	
@@ -129,20 +129,14 @@ <h2 class="text-h2-lightblue" style=" margin-bottom: 20px; margin-top: 10px; "><
                         <!--edit1-->
                         <a class="sidebar-a" href="Introduction.html?domain=Computer
                            Science">
-                            <h3 class="text-h3-darkblue" style="margin-top:
-                                                2px;">Introduction</h3></a>
-                        <a class="sidebar-a" href="Experiments.html?domain=Computer
-                                                                                    Science">
-                            <h3 class="text-h3-darkblue" style="margin-top:
-                                                                                                         2px;">
+                            <h3 class="text-h3-darkblue" style="margin-top:2px;">Introduction</h3></a>
+                        <a class="sidebar-a" href="Experiments.html?domain=Computer Science">
+                            <h3 class="text-h3-darkblue" style="margin-top:2px;">
     Experiments</h3></a>
-                        <a class="sidebar-a" href="Target
-                           Audience.html?domain=Computer
+                        <a class="sidebar-a" href="Target Audience.html?domain=Computer
                            Science">
-                            <h3 class="text-h3-darkblue" style="margin-top: 2px;">Target
-                           Audience</h3></a>
-                        <a class="sidebar-a" href="Courses
-                           Aligned.html?domain=Computer
+                            <h3 class="text-h3-darkblue" style="margin-top: 2px;">Target Audience</h3></a>
+                        <a class="sidebar-a" href="Courses Aligned.html?domain=Computer
                            Science">
                             <h3 class="text-h3-darkblue" style="margin-top: 2px; color: #ff6600 !important;">Courses Aligned</h3></a>
                         <a class="sidebar-a" href="Pre-requisite Courses.html?domain=Computer Science">
@@ -273,4 +267,5 @@ <h4>Follow Us</h4>
 
 
 
+
 </body><!-- jQuery --></html>
\ No newline at end of file
diff --git a/src/lab/Experiments.html b/src/lab/Experiments.html
index df94ccd..3754d47 100644
--- a/src/lab/Experiments.html
+++ b/src/lab/Experiments.html
@@ -165,31 +165,31 @@ <h1 class="text-h1-lightblue">Cryptography Lab</h1>
                                 </li>
                                 <li>
                                     <!--Link and name of the experiment 5 -->
-                                    <a href="exp5/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Message Authentication Codes</a>
+                                    <a href="exp4/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Message Authentication Codes</a>
                                 </li>
                                 <li>
                                     <!--Link and name of the experiment 6 -->
-                                    <a href="exp6/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Cryptographic Hash Functions and Applications</a>
+                                    <a href="exp5/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Cryptographic Hash Functions and Applications</a>
                                 </li>
                                 <li>
                                     <!--Link and name of the experiment 7 -->
-                                    <a href="exp7/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Symmetric Key Encryption Standards (DES)</a>
+                                    <a href="exp6/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Symmetric Key Encryption Standards (DES)</a>
                                 </li>
                                 <li>
                                     <!--Link and name of the experiment 8 -->
-                                    <a href="exp8/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Symmetric Key Encryption Standards (AES)</a>
+                                    <a href="exp7/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Symmetric Key Encryption Standards (AES)</a>
                                 </li>
                                 <li>
                                     <!--Link and name of the experiment 9 -->
-                                    <a href="exp9/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Diffie-Hellman Key Establishment</a>
+                                    <a href="exp8/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Diffie-Hellman Key Establishment</a>
                                 </li>
                                 <li>
                                     <!--Link and name of the experiment 10 -->
-                                    <a href="exp10/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Public-Key Cryptosystems (PKCSv1.5)</a>
+                                    <a href="exp9/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Public-Key Cryptosystems (PKCSv1.5)</a>
                                 </li>
                                 <li>
                                     <!--Link and name of the experiment 11 -->
-                                    <a href="exp11/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Digital Signatures</a>
+                                    <a href="exp10/Introduction.html?domain=Computer Science&amp;lab=Cryptography Lab">Digital Signatures</a>
                                 </li>
                             </ol>
                         </div>
@@ -306,4 +306,5 @@ <h4>Follow Us</h4>
 
 
 
+
 </body><!-- jQuery --></html>
\ No newline at end of file
diff --git a/src/lab/Feedback.html b/src/lab/Feedback.html
index 3e04948..d8c55ed 100644
--- a/src/lab/Feedback.html
+++ b/src/lab/Feedback.html
@@ -136,22 +136,18 @@ <h2 class="text-h2-lightblue" style=" margin-bottom: 20px; margin-top: 10px; "><
                             <h3 class="text-h3-darkblue" style="margin-top:
                                                                                                          2px;">
      Experiments</h3></a>
-                        <a class="sidebar-a" href="Target
-                           Audience.html?domain=Computer
+                        <a class="sidebar-a" href="Target Audience.html?domain=Computer
                            Science">
                             <h3 class="text-h3-darkblue" style="margin-top: 2px;">Target
                            Audience</h3></a>
-                        <a class="sidebar-a" href="Courses
-                           Aligned.html?domain=Computer
+                        <a class="sidebar-a" href="Courses Aligned.html?domain=Computer
                            Science">
                             <h3 class="text-h3-darkblue" style="margin-top: 2px;">Courses
                            Aligned</h3></a>
-                        <a class="sidebar-a" href="Pre-requisite
-                           Courses.html?domain=Computer
+                        <a class="sidebar-a" href="Pre-requisite Courses.html?domain=Computer
                            Science">
                             <h3 class="text-h3-darkblue" style="margin-top:
-                           2px;">Pre-requisite
-                           Courses</h3></a>
+                           2px;">Pre-requisite Courses</h3></a>
                         <a class="sidebar-a" href="Feedback.html?domain=Computer
                            Science">
                             <h3 class="text-h3-darkblue" style="margin-top: 2px; color: #ff6600 !important;">Feedback</h3></a>
@@ -294,4 +290,5 @@ <h4>Follow Us</h4>
 
 
 
+
 </body><!-- jQuery --></html>
\ No newline at end of file
diff --git a/src/lab/Introduction.html b/src/lab/Introduction.html
index ad26fe7..4d8c372 100644
--- a/src/lab/Introduction.html
+++ b/src/lab/Introduction.html
@@ -148,7 +148,7 @@ <h3 class="text-h3-darkblue" style="margin-top: 2px;">Pre-requisite Courses</h3>
                             <h3 class="text-h3-darkblue" style="margin-top: 2px;">Feedback</h3></a>
                     </div>
 
-                    <div class="col-md-10 lab-list-col-10">
+                    <div class="col-md-10 lab-list-col-10" s="">
 
                         <!--edit -->
                         <h1 class="text-h1-lightblue">Cryptography Lab</h1>
@@ -270,4 +270,5 @@ <h4>Follow Us</h4>
 
 
 
+
 </body><!-- jQuery --></html>
\ No newline at end of file
diff --git a/src/lab/Pre-requisite Courses.html b/src/lab/Pre-requisite Courses.html
index b7f9d96..bf6f55c 100644
--- a/src/lab/Pre-requisite Courses.html	
+++ b/src/lab/Pre-requisite Courses.html	
@@ -129,25 +129,17 @@ <h2 class="text-h2-lightblue" style=" margin-bottom: 20px; margin-top: 10px; "><
                         <!--edit1-->
                         <a class="sidebar-a" href="Introduction.html?domain=Computer
                            Science">
-                            <h3 class="text-h3-darkblue" style="margin-top:
-                                                2px;">Introduction</h3></a>
-                        <a class="sidebar-a" href="Experiments.html?domain=Computer
-                                                                                    Science">
-                            <h3 class="text-h3-darkblue" style="margin-top:
-                                                                                                         2px;">
+                            <h3 class="text-h3-darkblue" style="margin-top:2px;">Introduction</h3></a>
+                        <a class="sidebar-a" href="Experiments.html?domain=Computer Science">
+                            <h3 class="text-h3-darkblue" style="margin-top: 2px;">
     Experiments</h3></a>
-                        <a class="sidebar-a" href="Target
-                           Audience.html?domain=Computer
+                        <a class="sidebar-a" href="Target Audience.html?domain=Computer
                            Science">
-                            <h3 class="text-h3-darkblue" style="margin-top: 2px;">Target
-                           Audience</h3></a>
-                        <a class="sidebar-a" href="Courses
-                           Aligned.html?domain=Computer
+                            <h3 class="text-h3-darkblue" style="margin-top: 2px;">Target Audience</h3></a>
+                        <a class="sidebar-a" href="Courses Aligned.html?domain=Computer
                            Science">
-                            <h3 class="text-h3-darkblue" style="margin-top: 2px;">Courses
-                           Aligned</h3></a>
-                        <a class="sidebar-a" href="Pre-requisite
-                           Courses.html?domain=Computer
+                            <h3 class="text-h3-darkblue" style="margin-top: 2px;">Courses Aligned</h3></a>
+                        <a class="sidebar-a" href="Pre-requisite Courses.html?domain=Computer
                            Science">
                             <h3 class="text-h3-darkblue" style="margin-top: 2px; color: #ff6600 !important;">Pre-requisite Courses</h3></a>
                         <a class="sidebar-a" href="Feedback.html?domain=Computer Science">
@@ -280,4 +272,5 @@ <h4>Follow Us</h4>
 
 
 
+
 </body><!-- jQuery --></html>
\ No newline at end of file
diff --git a/src/lab/Target Audience.html b/src/lab/Target Audience.html
index 56d1afa..b469b84 100644
--- a/src/lab/Target Audience.html	
+++ b/src/lab/Target Audience.html	
@@ -136,8 +136,7 @@ <h2 class="text-h2-lightblue" style=" margin-bottom: 20px; margin-top: 10px; "><
                             <h3 class="text-h3-darkblue" style="margin-top:
                                                                                                          2px;">
     Experiments</h3></a>
-                        <a class="sidebar-a" href="Target
-                           Audience.html?domain=Computer
+                        <a class="sidebar-a" href="Target Audience.html?domain=Computer
                            Science">
                             <h3 class="text-h3-darkblue" style="margin-top: 2px; color: #ff6600 !important;">Target Audience</h3></a>
                         <a class="sidebar-a" href="Courses Aligned.html?domain=Computer Science">
@@ -270,4 +269,5 @@ <h4>Follow Us</h4>
 
 
 
+
 </body><!-- jQuery --></html>
\ No newline at end of file
diff --git a/src/lab/exp1/Experiment.html b/src/lab/exp1/Experiment.html
index f2ca01d..9aefc06 100644
--- a/src/lab/exp1/Experiment.html
+++ b/src/lab/exp1/Experiment.html
@@ -383,4 +383,5 @@ <h4>Follow Us</h4>
 
 
 
-</body><!-- jQuery --></html>
+
+</body><!-- jQuery --></html>
\ No newline at end of file
diff --git a/src/lab/exp1/Feedback.html b/src/lab/exp1/Feedback.html
index 8b4a555..f31c091 100644
--- a/src/lab/exp1/Feedback.html
+++ b/src/lab/exp1/Feedback.html
@@ -285,4 +285,5 @@ <h4>Follow Us</h4>
 
 
 
-</body><!-- jQuery --></html>
+
+</body><!-- jQuery --></html>
\ No newline at end of file
