diff --git a/pandora_console/ChangeLog b/pandora_console/ChangeLog
index f80d4dc3a8..906fe5561c 100644
--- a/pandora_console/ChangeLog
+++ b/pandora_console/ChangeLog
@@ -1,3 +1,15 @@
+2013-03-22 Miguel de Dios <miguel.dedios@artica.es>
+	
+	* include/db/mysql.php: fixed the querys for the columns with
+	empty string in the function
+	"mysql_db_format_array_where_clause_sql".
+	
+	* include/functions_events.php: added lost parameter $similars in
+	the function "events_change_owner".
+	
+	* operation/events/events.build_query.php: cleaned source code
+	style.
+
 2013-03-22  Ramon Novoa  <rnovoa@artica.es>
 
 	* include/functions_db.php: Always display the source ip address
diff --git a/pandora_console/include/db/mysql.php b/pandora_console/include/db/mysql.php
index 21d077f317..2f0c0b6b81 100644
--- a/pandora_console/include/db/mysql.php
+++ b/pandora_console/include/db/mysql.php
@@ -533,7 +533,11 @@ function mysql_db_format_array_where_clause_sql ($values, $join = 'AND', $prefix
 			$query .= sprintf ('%s IN ("%s")', $field, implode ('", "', $value));
 		}
 		else {
-			if ($value[0] == ">") {
+			if (empty($value)) {
+				//Search empty string
+				$query .= sprintf ("%s = ''", $field);
+			}
+			else if ($value[0] == ">") {
 				$value = substr($value,1,strlen($value)-1);
 				$query .= sprintf ("%s > '%s'", $field, $value);
 			}
diff --git a/pandora_console/include/functions_events.php b/pandora_console/include/functions_events.php
index 3618e50c7c..836deab63e 100644
--- a/pandora_console/include/functions_events.php
+++ b/pandora_console/include/functions_events.php
@@ -594,7 +594,7 @@ function events_get_events_table($meta, $history) {
  *
  * @return bool Whether or not it was successful
  */	
-function events_comment ($id_event, $comment = '', $action = 'Added comment', $meta = false, $history = false) {
+function events_comment ($id_event, $comment = '', $action = 'Added comment', $meta = false, $history = false, $similars = true) {
 	global $config;
 	
 	$event_table = events_get_events_table($meta, $history);
@@ -1439,7 +1439,7 @@ function events_get_all_status (){
 	$fields[0] = __('Only new');
 	$fields[1] = __('Only validated');
 	$fields[2] = __('Only in process');
-	$fields[3] = __('Only not validated');	
+	$fields[3] = __('Only not validated');
 	
 	return $fields;
 } 
diff --git a/pandora_console/operation/events/events.build_query.php b/pandora_console/operation/events/events.build_query.php
index af781964f7..cf848e844b 100755
--- a/pandora_console/operation/events/events.build_query.php
+++ b/pandora_console/operation/events/events.build_query.php
@@ -159,7 +159,8 @@ else {
 	$group_array = array_keys($groups);
 }
 
-$tags_acls_condition = tags_get_acl_tags($id_user, $group_array, 'ER', 'event_condition', 'AND');
+$tags_acls_condition = tags_get_acl_tags($id_user, $group_array, 'ER',
+	'event_condition', 'AND');
 
 $sql_post .= $tags_acls_condition;