Index: collapse.js
===================================================================
RCS file: /cvs/drupal/drupal/misc/collapse.js,v
retrieving revision 1.10
diff -u -r1.10 collapse.js
--- collapse.js	11 Jan 2007 03:38:31 -0000	1.10
+++ collapse.js	25 Apr 2007 20:12:39 -0000
@@ -7,7 +7,8 @@
   if ($(fieldset).is('.collapsed')) {
     var content = $('> div', fieldset).hide();
     $(fieldset).removeClass('collapsed');
-    content.slideDown(300, {
+    content.slideDown( {
+      duration: 300,
       complete: function() {
         // Make sure we open to height auto
         $(this).css('height', 'auto');