From a283ab2786d3c04afb35035618db77bc4337d886 Mon Sep 17 00:00:00 2001
From: Bjorge Dijkstra <bjd@jooz.net>
Date: Thu, 18 Feb 2016 20:47:17 +0100
Subject: [PATCH] Fix check for valid distance in drawCircle()

---
 public_html/script.js | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/public_html/script.js b/public_html/script.js
index ce21e36..823f228 100644
--- a/public_html/script.js
+++ b/public_html/script.js
@@ -894,10 +894,11 @@ function resetMap() {
 function drawCircle(marker, distance) {
     if (typeof distance === 'undefined') {
         return false;
-        
-        if (!(!isNaN(parseFloat(distance)) && isFinite(distance)) || distance < 0) {
-            return false;
-        }
+    }
+
+    distance = parseFloat(distance);
+    if (isNaN(distance) || !isFinite(distance) || distance < 0) {
+        return false;
     }
     
     distance *= 1000.0;