Update URL to the YouTube video

Signed-off-by: Pierre-Charles David <pierre-charles.david@obeo.fr>
diff --git a/index.html b/index.html
index c6be58c..98d5355 100644
--- a/index.html
+++ b/index.html
@@ -128,7 +128,7 @@
 		</div>
 		
 		<div class="col-md-6">
-			<p><a class="popup-youtube" href="https://www.youtube.com/watch?v=rUqSaxu6SqM"><img src="images/screenshots/home/manage_complexity_video.png" /></a></p>
+			<p><a class="popup-youtube" href="https://www.youtube.com/watch?v=_Vjd__bH4qE"><img src="images/screenshots/home/manage_complexity_video.png" /></a></p>
 		</div>
 	
 	</article>