diff --git a/web/ons-demo/js/init.js b/web/ons-demo/js/init.js
index f7bd55b..23f4649 100644
--- a/web/ons-demo/js/init.js
+++ b/web/ons-demo/js/init.js
@@ -33,5 +33,13 @@
 		alert('reset')
 	});
 
+	d3.select('#action-kill').on('click', function () {
+		var prompt = "Kill ONOS node?";
+		var options = model.activeControllers;
+		doConfirm(prompt, function (result) {
+			controllerDown(result);
+		}, options);
+	});
+
 	createTopologyView(cb);
 }