diff --git a/src/lab/Introduction.html b/src/lab/Introduction.html
index 5703c9e2..493769b3 100644
--- a/src/lab/Introduction.html
+++ b/src/lab/Introduction.html
@@ -32,15 +32,15 @@
 	<!-- 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">
+			            <!-- Brand and toggle get grouped for better mobile display 
+			            <div class="navbar-header page-scroll"> -->
 			                <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1">
 			                    <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://vlabs.ac.in/index.html"><img src="../../images/logo-new.png" class="img-responsive main-logo" /></a>
+			                <a class="navbar-brand main-logo-a" href="http://vlab.co.in" class="img-responsive main-logo" /></a>
 			            </div>			
 			                        
 			            <!-- Collect the nav links, forms, and other content for toggling -->
@@ -54,20 +54,20 @@
 			                        </form>
 			                	</li>
 			                </ul> -->
-			                
-			                <ul class="nav navbar-nav navbar-right menu-ul">
-			                    <li class="page-scroll menu-li " >
-			                        <a href="http://vlabs.ac.in/index.html" class="menu-a" >HOME</a>
-			                    </li>
-			                    <li class="page-scroll menu-li menu-li-active">
-			                        <a href="http://vlabs.ac.in/labs.html"  class="menu-a menu-a-active" >ALL LABS</a>
+			               
+			                <up class="nav navbar-nav navbar-right menu-ul">
+			                 <!--   <li class="page-scroll menu-li " > -->
+			                      <!--  <a href="http://vlabs.ac.in/index.html" class="menu-a" >HOME</a> -->
 			                    </li>
-			                    <li class="page-scroll menu-li " >
-			                        <a href="http://vlabs.ac.in/index.html#partner" class="menu-a" >PARTNERS</a>
-			                    </li><li class="page-scroll menu-li " >
-			                        <a href="http://vlabs.ac.in/index.html#contact" class="menu-a" >CONTACT</a>
+			                   <!-- <li class="page-scroll menu-li menu-li-active"> -->
+			                      <!--  <a href="http://vlabs.ac.in/labs.html"  class="menu-a menu-a-active" >ALL LABS</a> -->
 			                    </li>
-			                </ul>
+			                   <!-- <li class="page-scroll menu-li " > -->
+			                      <!--  <a href="http://vlabs.ac.in/index.html#partner" class="menu-a" >PARTNERS</a> -->
+			                   <!-- </li><li class="page-scroll menu-li " > -->
+			                       <!-- <a href="http://vlabs.ac.in/index.html#contact" class="menu-a" >CONTACT</a>  -->
+			                    </li> 
+			                </ul> 
 			                
 			               
 			                	
@@ -84,16 +84,17 @@
 					<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 href="http://vlabs.ac.in/computer-science-and-engineering-labs.html" class="sidebar-a" >Computer Science & Engineering</a><br/></h2>
+				<h2 class="text-h2-lightblue" style=" margin-bottom: 20px; margin-top: 10px; "><a href="http://vlab.co.in/broad-area-computer-science-and-engineering" class="sidebar-a" >Computer Science & Engineering</a><br/></h2>
 					
 					<div class="row">
 						<div class="col-md-2 sidebar-col-2">
 						<!--edit1-->
-<a href="Introduction.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Introduction</h3></a><a href="Experiments.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Experiments</h3></a><a href="Prerequisites.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Prerequisites</h3></a><a href="Related Courses.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Related Courses</h3></a><a href="Software Needed.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Software Needed</h3></a><a href="Feedback.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Feedback</h3></a>						</div>
+<a href="Introduction.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Introduction</h3></a><a href="Experiments.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Experiments</h3></a><a href="Prerequisites.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Prerequisites</h3></a><a href="Related Courses.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Related Courses</h3></a><a href="Software Needed.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Software Needed</h3></a> <!-- <a href="Feedback.html?domain=Computer Science" class="sidebar-a" > <h3 class="text-h3-darkblue" style="margin-top: 2px;">Feedback</h3></a> -->						</div>
 						
 						<div class="col-md-10 lab-list-col-10">
 							
@@ -131,26 +132,26 @@ <h2> <a name="notes">Notes on Experiments</a> </h2-->
 		<div class="container-fluid footer-div" style="background: #404040; margin-top: 40px;  padding: 20px;">
 			<div class="col-md-4 border-right-green-dotted" >
 				<h2 class="text-h2-lightblue-small" style="font-weight: bold;margin-top: 0px;">Updates</h2>
-				<a href="http://community.virtual-labs.ac.in/w/index.php/Download" class="text-normal-gray-small nounderline" style="color: white" > Lab Integration Kit Releases</a>
+			<!--	<a href="http://community.virtual-labs.ac.in/w/index.php/Download" class="text-normal-gray-small nounderline" style="color: white" > Lab Integration Kit Releases</a> 
 				<a href="http://community.virtual-labs.ac.in/w/index.php/First_Integration_workshop"
 				class="text-normal-gray-small nounderline"
-				style="color: white" >First Integration Workshop at IIIT Hyderabad</a>
+				style="color: white" >First Integration Workshop at IIIT Hyderabad</a> 
 				<a href="http://community.virtual-labs.ac.in/w/index.php/Summer_Sprint_Integration_workshop" class="text-normal-gray-small nounderline" style="color: white" > Summer Integration Workshop at IIT Guwahati</a>
 				<a href="http://community.virtual-labs.ac.in/w/index.php/QA/Integration_workshop"
 				class="text-normal-gray-small nounderline"
 				style="color: white" > QA Integration
 				Workshop at IIIT Hyderabad</a>
-				<a href="http://community.virtual-labs.ac.in/w/index.php/A_new_set_of_25_Virtual_Labs_on_Portable_Media" class="text-normal-gray-small nounderline" style="color: white" > A new set of 25 Virtual Labs on Portable Media</a>
+				<a href="http://community.virtual-labs.ac.in/w/index.php/A_new_set_of_25_Virtual_Labs_on_Portable_Media" class="text-normal-gray-small nounderline" style="color: white" > A new set of 25 Virtual Labs on Portable Media</a> -->
 			</div>
 
 			<div class="col-md-2 border-right-green-dotted" >
 <!-- 				<h2 class="text-h2-lightblue-small" style="font-weight: bold;margin-top: 0px;">Nodal Centers</h2>
 				<div><a href="#" class="text-a-lightgreen" style="text-decoration: underline;" > REGISTRATION</a></div>
 				<div><a href="#" class="text-a-lightgreen" style="text-decoration: underline;" > LOGIN</a></div> -->
-				<!-- <div><a href="#" class="text-a-lightgreen" style="text-decoration: underline;" > Outreach Portal</a></div> -->
+				<!-- <div><a href="#" class="text-a-lightgreen" style="text-decoration: underline;" > Outreach Portal</a></div> 
 				<a href="http://community.virtual-labs.ac.in/w/index.php/Main_Page" class="text-a-lightgreen" style="text-decoration: underline;" >Community</a>
 				<a href="http://www.sakshat.ac.in/" class="text-a-lightgreen" style="text-decoration: underline;" > Sakshat Portal</a>
-				<!--<a href="http://118.102.191.38/feedback/Registration.html" class="text-a-lightgreen" style="text-decoration: underline;" > Nodal Center</a>-->
+				<a href="http://118.102.191.38/feedback/Registration.html" class="text-a-lightgreen" style="text-decoration: underline;" > Nodal Center</a>-->
 				<a href="http://outreach.vlabs.ac.in/" class="text-a-lightgreen" style="text-decoration: underline;" > Outreach Portal</a>
 				<a href="./faq.html" class="text-a-lightgreen" style="text-decoration: underline;" > FAQ</a>
 	                </div>
@@ -160,13 +161,13 @@ <h2 class="text-h2-lightblue-small" style="font-weight: bold;margin-top: 0px;">U
 				<div><a href="#" class="text-a-lightgreen" style="text-decoration: underline;" > FEEDBACK</a></div>
 				<div><a href="#" class="text-a-lightgreen" style="text-decoration: underline;" > SAKSHAT PORTAL</a></div> -->
 				<h2 class="text-h2-lightblue-small" style="font-weight: bold;margin-top: 0px;"> Contact us</h2>
-				<a href="http://feedback.vlabs.ac.in/" class="text-a-lightgreen" style="text-decoration: underline;" > Feedback</a>
-				<a class="text-a-lightgreen"style="text-decoration: underline;" href="mailto:support@vlabs.ac.in">support@vlabs.ac.in</a>
+			<!--	<a href="http://feedback.vlabs.ac.in/" class="text-a-lightgreen" style="text-decoration: underline;" > Feedback</a>
+				<a class="text-a-lightgreen"style="text-decoration: underline;" href="mailto:support@vlabs.ac.in">support@vlabs.ac.in</a> -->
 			</div>
 
 			<div class="col-md-2 border-right-green-dotted" >
 				<h2 class="text-h2-lightblue-small" style="font-weight: bold;margin-top: 0px;"> Follow us</h2>
-				<a href="https://www.facebook.com/pages/Virtual-Labs-IIT-Delhi/301510159983871" class="text-a-lightgreen nounderline"   target="_blank"> <img src="images/social/fb.png"  style="border-radius: 50%;"/> </a>
+			<!--	<a href="https://www.facebook.com/pages/Virtual-Labs-IIT-Delhi/301510159983871" class="text-a-lightgreen nounderline"   target="_blank"> <img src="images/social/fb.png"  style="border-radius: 50%;"/> </a>
 				<a href="https://twitter.com/TheVirtualLabs" class="text-a-lightgreen nounderline"   target="_blank"> <img src="images/social/twitter.png"  style="border-radius: 50%;"/></a>
 				<a href="http://linkedin.com" class="text-a-lightgreen nounderline"  target="_blank" > <img src="images/social/linkedin.png" style="border-radius: 50%;" /></a>
 				<a href="https://www.youtube.com/watch?v=mVBYNXLaDdg"
@@ -174,7 +175,7 @@ <h2 class="text-h2-lightblue-small" style="font-weight: bold;margin-top: 0px;">
 				target="_blank" >
 				<img src="images/social/youtube.png"
 				style="border-radius: 50%; width: 38px;
-				height: 38px" /></a>
+				height: 38px" /></a> -->
 
 			</div>