Index: style.css
===================================================================
--- style.css	(revision 29)
+++ style.css	(working copy)
@@ -83,6 +83,10 @@
   display: block;
 }
 
+html.js fieldset.collapsed {
+  height: auto;
+}
+
 /* Default form fields to auto */
 input, textarea, select, .uneditable-input {
   width:auto;