diff --git a/app/sip_status/sip_status.php b/app/sip_status/sip_status.php
index 369d275272..fcbd4ae396 100644
--- a/app/sip_status/sip_status.php
+++ b/app/sip_status/sip_status.php
@@ -84,29 +84,31 @@
 		$cmd = "sofia xmlstatus";
 		$xml_response = trim(event_socket::api($cmd));
 		if ($xml_response) {
+			//read the xml string into an xml object
 			$xml = new SimpleXMLElement($xml_response);
-			
+
+			//sort the SIP profiles alphabetically
 			//turn into array
-				$profilesA = array();
-				foreach($xml->profile as $profile) {
-					$profilesA[] = $profile;
-				}
-			
+			$profiles_array = array();
+			foreach($xml->profile as $profile) {
+				$profiles_array[] = $profile;
+			}
+
 			//sort the array
-				function sortXML($a, $b) {
-					return strnatcmp($a->name, $b->name);
-				}
-				usort($profilesA, 'sortXML');
+			function sort_xml($a, $b) {
+				return strnatcmp($a->name, $b->name);
+			}
+			usort($profiles_array, 'sort_xml');
 
 			//convert array back to SimpleXMLElement
-				$xmlString = "<?xml version='1.0'?><profiles>";
-				foreach ($profilesA as $node) {
-					$xmlStringRow = $node -> saveXML();
-					$xmlString = $xmlString . $xmlStringRow;
-				}
-				$xmlString = $xmlString . "</profiles>";
-	
-				$xml = simplexml_load_string($xmlString);
+			$xml_string = "<?xml version='1.0'?><profiles>";
+			foreach ($profiles_array as $node) {
+				$xml_string .= $node->saveXML();
+			}
+			$xml_string .= "</profiles>";
+
+			//read the xml string into a new xml object
+			$xml = simplexml_load_string($xml_string);
 		}
 	}
 	catch(Exception $e) {