Index: jquery.field.js
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/autosave/Attic/jquery.field.js,v
retrieving revision 1.1.2.1.2.1
diff -u -F^f -r1.1.2.1.2.1 jquery.field.js
--- jquery.field.js	3 Jan 2008 17:12:52 -0000	1.1.2.1.2.1
+++ jquery.field.js	8 Jan 2008 05:10:14 -0000
@@ -304,7 +304,7 @@
 						  // Deal with Drupal form elements with square brackets in their name (eg field_name[key]).
               keys = n.split(/\[(\w*)\]/);       
               if (keys.length > 1) {
-                var value;
+                var value = "";
                 for (var key in keys) {
                   if (keys[key]) {
                     if (!value) {