# HG changeset patch
# User Kevin Bullock <kbullock+mercurial@ringworld.org>
# Date 1494814512 18000
# Node ID 0978d4880577bde9b551b999c33d237dd8603b85
# Parent  1188817fdf3a34d613d19be1c4cf077b0d74653c
downloads: skip trying to fill in button if it's not there

diff -r 1188817fdf3a -r 0978d4880577 static/js/download.js
--- a/static/js/download.js	Sun May 14 22:01:40 2017 -0500
+++ b/static/js/download.js	Sun May 14 21:15:12 2017 -0500
@@ -135,10 +135,16 @@
 
 (function (document, window) {
     var load = function () {
+        var versElement = document.getElementById('download-version')
+          , descElement = document.getElementById('download-description');
+
+        if (!(versElement && descElement)) {
+            return;
+        }
+
         Downloader.init(sources);
         window.dl = Downloader.select();
-        var versElement = document.getElementById('download-version')
-          , descElement = document.getElementById('download-description');
+
         versElement.appendChild(document.createTextNode(dl.attr('version')));
         descElement.appendChild(document.createTextNode(dl.attr('desc')));
     }