diff --git a/pandora_console/ChangeLog b/pandora_console/ChangeLog
index 7a9bddf060..02a915264f 100644
--- a/pandora_console/ChangeLog
+++ b/pandora_console/ChangeLog
@@ -1,3 +1,8 @@
+2013-02-04 Miguel de Dios <miguel.dedios@artica.es>
+	
+	* operation/events/events.php: fixed exotic bug with the var name
+	history in the javascript.
+
 2013-02-04 Miguel de Dios <miguel.dedios@artica.es>
 	
 	* include/functions_graph.php: re-enabled the baseline for the
diff --git a/pandora_console/operation/events/events.php b/pandora_console/operation/events/events.php
index b22783b42a..59d9ca079f 100644
--- a/pandora_console/operation/events/events.php
+++ b/pandora_console/operation/events/events.php
@@ -740,7 +740,7 @@ $(document).ready( function() {
 		var similar_ids;
 		similar_ids = $('#hidden-similar_ids_'+id).val();
 		meta = $('#hidden-meta').val();
-		history = $('#hidden-history').val();
+		var history = $('#hidden-history').val();
 		
 		$("#status_img_"+id).attr ("src", "images/spinner.gif");