fix label display bug
diff --git a/web/ons-demo/js/iperf.js b/web/ons-demo/js/iperf.js
index b1f964c..d8a3215 100644
--- a/web/ons-demo/js/iperf.js
+++ b/web/ons-demo/js/iperf.js
@@ -123,7 +123,7 @@
 				try {
 					var iperfData = JSON.parse(data);
 
-//				iperfLog(iperfData.timestamp, flow);
+//				console.log('end-time: ' + iperfData['end-time']);
 
 					// if the data is fresh
 					if (!(flow.iperfData.timestamp && iperfData.timestamp != flow.iperfData.timestamp)) {