Use the correct selector for odd.

WebContent/js/stuapp.js

@@ -3,7 +3,7 @@
 */
 WDN.jQuery('document').ready(function($){
     // for IE, we need to add a class to support the two columns 
-    $('#maincontent .stuapp > fieldset > ol > li:odd').addClass('odd');
+    $('#maincontent .stuapp > fieldset > ol > li:nth-child(odd)').addClass('odd');
     
     // for older browsers, we need to use a span to control the width of the legends to prevent overflows.
     $('form.stuapp legend').each(function() {