Avoid occasional stalling of Futon in Firefox.

Closes COUCHDB-896.

Patch by Dale Harvey.

git-svn-id: https://svn.apache.org/repos/asf/couchdb/branches/1.0.x@1023808 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 11 insertions, 3 deletions

diff --git a/share/www/script/futon.js b/share/www/script/futon.js
index b15a5eec..200d6ec5 100644
--- a/share/www/script/futon.js
+++ b/share/www/script/futon.js
@@ -334,6 +334,14 @@ function $$(node) {
       return callback(decl);
     }
 
+    function windowName() {
+      try {
+        return JSON.parse(window.name || "{}");
+      } catch (e) {
+        return {};
+      }
+    }
+
     // add suffix to cookie names to be able to separate between ports
     var cookiePrefix = location.port + "_";
 
@@ -366,15 +374,15 @@ function $$(node) {
 
       "window": {
         get: function(name) {
-          return JSON.parse(window.name || "{}")[name];
+          return windowName()[name];
         },
         set: function(name, value) {
-          var obj = JSON.parse(window.name || "{}");
+          var obj = windowName();
           obj[name] = value || null;
           window.name = JSON.stringify(obj);
         },
         del: function(name) {
-          var obj = JSON.parse(window.name || "{}");
+          var obj = windowName();
           delete obj[name];
           window.name = JSON.stringify(obj);
         }