more refactoring of topology code
diff --git a/web/ons-demo/js/globals.js b/web/ons-demo/js/globals.js
index 30f42f2..c7cf5bb 100644
--- a/web/ons-demo/js/globals.js
+++ b/web/ons-demo/js/globals.js
@@ -26,6 +26,16 @@
var pendingLinks = {};
/***************************************************************************************************
+current links including pending
+***************************************************************************************************/
+var links;
+
+/***************************************************************************************************
+a map from srcDPID => map of dstDPID=>link
+***************************************************************************************************/
+var linkMap;
+
+/***************************************************************************************************
the flows that are displayed in the selected flow table
this may include pending flows which have not appeared in the flows API response yet
***************************************************************************************************/