From ddc5f636bf89f15ed69d6701814ac7c942706f4d Mon Sep 17 00:00:00 2001
From: jlukic <jacklukic@gmail.com>
Date: Fri, 5 Sep 2014 13:11:00 -0400
Subject: [PATCH] Fixes issue with modal sometimes caching sizes when hidden
 #895, #951

---
 src/definitions/modules/modal.js | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/src/definitions/modules/modal.js b/src/definitions/modules/modal.js
index f0026152d..ed739695f 100755
--- a/src/definitions/modules/modal.js
+++ b/src/definitions/modules/modal.js
@@ -436,13 +436,18 @@ $.fn.modal = function(parameters) {
         },
 
         cacheSizes: function() {
-          module.cache = {
-            pageHeight    : $(document).outerHeight(),
-            height        : $module.outerHeight() + settings.offset,
-            contextHeight : (settings.context == 'body')
-              ? $(window).height()
-              : $dimmable.height()
-          };
+          var
+            modalHeight = $module.outerHeight()
+          ;
+          if(modalHeight !== 0) {
+            module.cache = {
+              pageHeight    : $(document).outerHeight(),
+              height        : modalHeight + settings.offset,
+              contextHeight : (settings.context == 'body')
+                ? $(window).height()
+                : $dimmable.height()
+            };
+          }
           module.debug('Caching modal and container sizes', module.cache);
         },