diff --git a/modules/ad_banner/_ad_banner_widget2_video.html.erb b/modules/ad_banner/_ad_banner_widget2_video.html.erb
index 81900bf..35f4c20 100644
--- a/modules/ad_banner/_ad_banner_widget2_video.html.erb
+++ b/modules/ad_banner/_ad_banner_widget2_video.html.erb
@@ -102,6 +102,76 @@ if (typeof onYouTubeIframeAPIReady !== 'function'){
   });
   if(window.yt_players == undefined)
     window.yt_players = {};
+  function find_out_yt_event_list_key(yt_player){
+    var defalt_key = 'o';
+    var all_keys = Object.keys(ytp).filter(function(s){return s.length == 1});
+    var prop_nums_thresh = 6;
+    if(all_keys.indexOf(defalt_key) != -1){
+      if((yt_player[defalt_key] instanceof Object) && Object.keys(yt_player[defalt_key]).length > prop_nums_thresh){
+        return defalt_key;
+      }
+    }
+    var event_key;
+    all_keys.forEach(function(k){
+      if((yt_player[k] instanceof Object) && Object.keys(yt_player[k]).length > prop_nums_thresh){
+        event_key = k;
+        return false;
+      }
+    })
+    return event_key;
+  }
+  function find_out_yt_event_list_count_key(yt_player, event_list_key){
+    var defalt_key = 'v';
+    var all_keys = Object.keys(ytp).filter(function(s){return s.length == 1});
+    var equal_count = yt_player[event_list_key].length;
+    if(all_keys.indexOf(defalt_key) != -1){
+      if(yt_player[defalt_key] == equal_count){
+        return defalt_key;
+      }
+    }
+    var count_key;
+    all_keys.forEach(function(k){
+      if(yt_player[k] == equal_count){
+        count_key = k;
+        return false;
+      }
+    })
+    return count_key;
+  }
+  function find_out_yt_event_list_array_key(event_dict){
+    var defalt_key = 'i';
+    var all_keys = Object.keys(event_dict);
+    if(all_keys.indexOf(defalt_key) != -1){
+      if(Array.isArray(event_dict[defalt_key]) && event_dict[defalt_key].indexOf('onStateChange') != -1){
+        return defalt_key;
+      }
+    }
+    var array_key;
+    all_keys.forEach(function(k){
+      if(Array.isArray(event_dict[k]) && event_dict[k].indexOf('onStateChange') != -1){
+        array_key = k;
+        return false;
+      }
+    })
+    return array_key;
+  }
+  function find_out_yt_event_relation_key(event_dict){
+    var defalt_key = 'j';
+    var all_keys = Object.keys(event_dict);
+    if(all_keys.indexOf(defalt_key) != -1){
+      if((event_dict[defalt_key] instanceof Object) && event_dict[defalt_key]['onStateChange']){
+        return defalt_key;
+      }
+    }
+    var relation_key;
+    all_keys.forEach(function(k){
+      if((event_dict[k] instanceof Object) && event_dict[k]['onStateChange']){
+        relation_key = k;
+        return false;
+      }
+    })
+    return relation_key;
+  }
   function onYouTubeIframeAPIReady(){
     $(".w-ba-banner").each(function(i,banner){
       var iframes = $(banner).find("iframe");
@@ -134,15 +204,24 @@ if (typeof onYouTubeIframeAPIReady !== 'function'){
                     try{
                       delete (event.target.B || event.target.H || event.target.I).onStateChange;
                     }catch(e){console.log("{onReady: true, onStateChange: true} missing!")};
-                    var onStateChange_idx = event.target.l.i.onStateChange;
-                    onStateChange_idx.reverse();
-                    var event_size = 3;
-                    onStateChange_idx.forEach(function(start_idx){
-                      event.target.l.h.splice(start_idx,event_size);
-                    });
-                    event.target.l.i.onStateChange = [];
-                    event.target.l.s = event.target.l.h.length;
-                    event.target.addEventListener('onStateChange',onPlayerStateChange);
+                    var event_list_key = find_out_yt_event_list_key(event.target);
+                    if(event_list_key){
+                      var event_dict = event.target[event_list_key];
+                      var array_key = find_out_yt_event_list_array_key(event_dict);
+                      var count_key = find_out_yt_event_list_count_key(event_dict, array_key);
+                      var relation_key = find_out_yt_event_relation_key(event_dict);
+                      var onStateChange_idx = event_dict[relation_key].onStateChange;
+                      onStateChange_idx.reverse();
+                      var event_size = 3;
+                      onStateChange_idx.forEach(function(start_idx){
+                        event_dict[array_key].splice(start_idx,event_size);
+                      });
+                      event_dict[relation_key].onStateChange = [];
+                      event_dict[count_key] = event_dict[array_key].length;
+                      event.target.addEventListener('onStateChange',onPlayerStateChange);
+                    }else{
+                      console.log("YT player changes its variables!")
+                    }
                     {{extra_ready_script}}
                   },
                   'onStateChange': onPlayerStateChange