diff --git a/index.htm b/index.htm
index 6f919b7..cb0959c 100644
--- a/index.htm
+++ b/index.htm
@@ -70,6 +70,7 @@
+
diff --git a/js/GUI.Utils.js b/js/GUI.Utils.js
index 02c054d..61862a6 100644
--- a/js/GUI.Utils.js
+++ b/js/GUI.Utils.js
@@ -39,6 +39,11 @@ $(document).ready(function() {
var stop=$('#route_output :selected').parent().attr('label');
zoomfocus(stop);
});
+ $('#swapab').click(function() {
+ var swap=$('#pointa').val();
+ $("#pointa").val($("#pointb").val());
+ $("#pointb").val(swap);
+ });
$('#calctnd').click(function() {
removeEntity('arrow');