refactor for new topology view
diff --git a/web/ons-demo/js/init.js b/web/ons-demo/js/init.js
new file mode 100644
index 0000000..36a899c
--- /dev/null
+++ b/web/ons-demo/js/init.js
@@ -0,0 +1,10 @@
+function appInit() {
+	svg = createTopologyView();
+
+	// populates selected flows with empty rows
+	updateSelectedFlows();
+
+	d3.select('#showFlowChooser').on('click', function () {
+		showFlowChooser();
+	});
+}