Fix #12966 After adding a column ADD INDEX option won't be displayed when enabling AI

Signed-off-by: Madhura Jayaratne <madhura.cj@gmail.com>

ChangeLog

@@ -58,6 +58,7 @@ phpMyAdmin - ChangeLog
 - issue #12955 Fixed database renaming
 - issue #12954 Fixed export of tracking data
 - issue #12960 Enclose exports in transaction by default
+- issue #12966 After adding a column ADD INDEX option won't be displayed when enabling AI
 
 4.6.6 (2017-01-23)
 - issue #12759 Fix Notice regarding 'Undefined index: old_usergroup'

js/functions.js

@@ -2998,7 +2998,7 @@ AJAX.registerOnload('functions.js', function () {
         }
     });
 
-    $("input[value=AUTO_INCREMENT]").change(function(){
+    $(document).on('change', "input[value=AUTO_INCREMENT]", function() {
         if (this.checked) {
             var col = /\d/.exec($(this).attr('name'));
             col = col[0];