diff --git a/index.html b/index.html
index 314d75a..31e1e00 100644
--- a/index.html
+++ b/index.html
@@ -474,9 +474,9 @@
diff --git a/js/main.js b/js/main.js
index fe89e53..c06da55 100644
--- a/js/main.js
+++ b/js/main.js
@@ -830,6 +830,40 @@ define(['jquery', 'handlebars', 'fastclick', 'handlebars_helpers', 'piwik'], fun
.done(function( data ) {
data.host = host;
data.private_token = Main.private_token;
+
+ // check youtube iframe
+ function forceWmodeIframe(article){
+ var abstract = article.abstract;
+ // console.log('article.abstract', article.abstract);
+
+ var patternIframe = '