From cb44a0ff5c28e48ff08e815a9b1ff7decae73a93 Mon Sep 17 00:00:00 2001
From: "adamf@z210" <shavenyaknz@gmail.com>
Date: Sun, 19 Jul 2015 17:14:50 +1200
Subject: [PATCH] Made picture widget preload before refreshing

---
 plugins/freeboard/freeboard.widgets.js | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/plugins/freeboard/freeboard.widgets.js b/plugins/freeboard/freeboard.widgets.js
index 9158bd3a..d8977954 100755
--- a/plugins/freeboard/freeboard.widgets.js
+++ b/plugins/freeboard/freeboard.widgets.js
@@ -663,15 +663,19 @@
             }
         }
 
-        function updateImage()
+				function updateImage()
         {
             if(widgetElement && imageURL)
             {
-                var cacheBreakerURL = imageURL + (imageURL.indexOf("?") == -1 ? "?" : "&") + Date.now();
-
-                $(widgetElement).css({
-                    "background-image" :  "url(" + cacheBreakerURL + ")"
-                });
+                var cacheBreakerURL = imageURL + (imageURL.indexOf("?") == -1 ? "?" : "&") + Date.now(),
+										img = new Image();
+
+								img.onload = function() {
+									$(widgetElement).css({
+											"background-image" :  "url(" + cacheBreakerURL + ")"
+									});
+								}
+								img.src = cacheBreakerURL;
             }
         }