diff --git a/js/blockexplorer.js b/js/blockexplorer.js
index 178225c..781b927 100644
--- a/js/blockexplorer.js
+++ b/js/blockexplorer.js
@@ -213,12 +213,12 @@ blockchainExplorer = function(){
 
   function _addTopBlock(data, flag = false)
   {
+    if (flag) return "_addTopBlock";
+
     var old_hash = _liste_blocks['TOP'];
 
     if (old_hash == data.hash) return false;
 
-    if (flag) return "ajouterTopBlock";
-
     // Maintenir la liste des blocks
     _liste_blocks['TOP'] = data.hash;
     _liste_blocks['BLOCK_'+data.height] = data.hash;