diff --git a/tarteaucitron.js b/tarteaucitron.js
index 1a1d9d9..9a6510e 100644
--- a/tarteaucitron.js
+++ b/tarteaucitron.js
@@ -965,13 +965,11 @@ var tarteaucitron = {
                     document.getElementById(id).style[property] = value;
 
                     if (property == "display" && value == "block" && (id == "tarteaucitron" || id == "tarteaucitronAlertBig")) {
-                        document.getElementById(id).style["opacity"] = "0";
-                        /*setTimeout(function() {*/document.getElementById(id).style["opacity"] = "1";/*}, 1);*/
+                        document.getElementById(id).style["opacity"] = "1";
                     }
 
                     if (property == "display" && value == "block" && id == "tarteaucitronBack") {
-                        document.getElementById(id).style["opacity"] = "0";
-                        /*setTimeout(function() {*/document.getElementById(id).style["opacity"] = "0.7";/*}, 1);*/
+                        document.getElementById(id).style["opacity"] = "0.7";
                     }
                 }
             }