Seach in Adwords on Production has JS Error - Search Fails

On these pages:

http://www.curriki.org/xwiki/bin/view/AdWordsJump/SearchEmailJoin1209Math?xpage=popup

http://www.curriki.org/xwiki/bin/view/AdWordsJump/SearchEmailJoin1209Science?xpage=popup

http://www.curriki.org/xwiki/bin/view/AdWordsJump/SearchEmailJoin1209?xpage=popup

https://www.curriki.org/xwiki/bin/view/AdWordsJump/SearchEmailJoin1209ELA?xpage=popup

Enter a search term and select the search button.

Bug

Search fails. You never leave the Ad page.

If you view the page with Firebug you will see that:
<script type="text/javascript" language="javascript">

new AdWordJumpPage(

{ searchText:'searchtxt', subjectParent:'subjectParent', searchTextWrapper:'searchtxt_wrapper', searchButton:'searchbutton' }

);

</script><p/>

Fails. AdWordJumpPage is not found.