diff --git a/web/ons-demo/RELEASE_NOTES.txt b/web/ons-demo/RELEASE_NOTES.txt
index 41f4fcd..09cda38 100644
--- a/web/ons-demo/RELEASE_NOTES.txt
+++ b/web/ons-demo/RELEASE_NOTES.txt
@@ -3,6 +3,7 @@
 - onos nodes at top
 - count only active switches in header
 - hook up switchctrl all and local actions
+- various small ui improvements (hover feedback e.g.)
 
 
 ** April 8, 2013 **
diff --git a/web/ons-demo/css/skin.default.css b/web/ons-demo/css/skin.default.css
index ae7dc4a..f94ab69 100644
--- a/web/ons-demo/css/skin.default.css
+++ b/web/ons-demo/css/skin.default.css
@@ -70,13 +70,17 @@
 }
 
 .selectedFlow:hover {
-	background-color: #333;
+	background-color: #222;
 }
 
 .selectedFlow:last-child {
 	border-bottom: none;
 }
 
+#flowChooser .selectedFlow:hover {
+	background-color: white;
+}
+
 #lastUpdated {
 	padding-bottom: 0px;
 }
@@ -185,6 +189,14 @@
 	border-right: 1px solid #AAA;
 }
 
+#showFlowChooser:hover, .deleteFlow:hover {
+	background-color: #444;
+}
+
+#showFlowChooser:active, .deleteFlow:active {
+	background-color: black;
+}
+
 .srcDPID {
 	border-left: 1px solid #AAA;
 }
diff --git a/web/ons-demo/js/flows.js b/web/ons-demo/js/flows.js
index 6975c29..72bfd2f 100644
--- a/web/ons-demo/js/flows.js
+++ b/web/ons-demo/js/flows.js
@@ -341,6 +341,10 @@
 }
 
 function deselectFlow(flow, ifCreatePending) {
+	if (!flow) {
+		return;
+	}
+
 	var flowKey = makeFlowKey(flow);
 	var newSelectedFlows = [];
 	selectedFlows.forEach(function (flow) {