diff --git a/pandora_console/ChangeLog b/pandora_console/ChangeLog
index 2d07656513..5a0d2e6bfe 100644
--- a/pandora_console/ChangeLog
+++ b/pandora_console/ChangeLog
@@ -1,3 +1,7 @@
+2013-08-29 Miguel de Dios <miguel.dedios@artica.es>
+	
+	* include/functions_snmp_browser.php: fixed PHP warnings.
+
 2013-08-29 Miguel de Dios <miguel.dedios@artica.es>
 	
 	* include/functions_api.php: added supoport for disabled unknown
diff --git a/pandora_console/include/functions_snmp_browser.php b/pandora_console/include/functions_snmp_browser.php
index 9db6cc6253..13edd78549 100644
--- a/pandora_console/include/functions_snmp_browser.php
+++ b/pandora_console/include/functions_snmp_browser.php
@@ -146,7 +146,7 @@ function snmp_browser_get_tree ($target_ip, $community, $starting_oid = '.', $ve
 	}
 	
 	// Call snmpwalk
-	if ($config['snmpwalk'] == '') {
+	if (empty($config['snmpwalk'])) {
 		switch (PHP_OS) {
 			case "FreeBSD":
 				$snmpwalk_bin = '/usr/local/bin/snmpwalk';
@@ -248,7 +248,7 @@ function snmp_browser_get_oid ($target_ip, $community, $target_oid, $version = '
 	}
 	
 	$oid_data['oid'] = $target_oid;
-	if ($config['snmpget'] == '') {
+	if (empty($config['snmpget'])) {
 		switch (PHP_OS) {
 			case "FreeBSD":
 				$snmpget_bin = '/usr/local/bin/snmpget';
@@ -287,7 +287,7 @@ function snmp_browser_get_oid ($target_ip, $community, $target_oid, $version = '
 		$oid_data['numeric_oid'] = $oid;
 		
 		// Translate the OID
-		if ($config['snmptranslate'] == '') {
+		if (empty($config['snmptranslate'])) {
 			switch (PHP_OS) {
 				case "FreeBSD":
 					$snmptranslate_bin = '/usr/local/bin/snmptranslate';
@@ -348,6 +348,7 @@ function snmp_browser_get_oid ($target_ip, $community, $target_oid, $version = '
  * @return string The OID data.
  */
 function snmp_browser_print_oid ($oid = array(), $custom_action = '', $return = false) {
+	$output = '';
 	
 	// OID information table
 	$table->width = '100%';