Index: misc/progress.js
===================================================================
RCS file: /cvs/drupal/drupal/misc/progress.js,v
retrieving revision 1.26
diff -u -p -r1.26 progress.js
--- misc/progress.js	20 Nov 2009 05:53:40 -0000	1.26
+++ misc/progress.js	9 Sep 2010 20:19:51 -0000
@@ -96,7 +96,7 @@ Drupal.progressBar.prototype.sendPing = 
  * Display errors on the page.
  */
 Drupal.progressBar.prototype.displayError = function (string) {
-  var error = $('<div class="error"></div>').html(string);
+  var error = $('<div class="messages error"></div>').html(string);
   $(this.element).before(error).hide();
 
   if (this.errorCallback) {