Merge pull request #1439 from Tithugues/b4673_qa43

Fix #4673 Delimiter causing page lock

ChangeLog

@@ -17,6 +17,7 @@ phpMyAdmin - ChangeLog
 - bug #4667 Consistency in borders
 - bug #4658 Illegal string offset (Data_length, Index_length)
 - bug #4655 Undefined index: collation_connection
+- bug #4673 Delimiter causing page lock
 
 4.3.3.0 (2014-12-21)
 - bug       The "Recently used tables" setting should be with Nav panel

js/ajax.js

@@ -140,6 +140,11 @@ var AJAX = {
      * @return void
      */
     lockPageHandler: function(event) {
+        //Don't lock on enter.
+        if (0 == event.charCode) {
+            return;
+        }
+
         var lockId = $(this).data('lock-id');
         if (typeof lockId === 'undefined') {
             return;