JS error after mod install?

[aaronrand]

I unstalled the PHPKD - Advanced Quick Reply 'Ultimate' mod, and now i get a JS error on every page that has quick edit on it.
I am not getting a reply from the mod writer, maybe someone can help.

the error is

Webpage error details
Message: 'firstChild' is undefined
Line: 1
Char: 1
Code: 0
URI: http://www.sharingebooks.com/clientscript/vbulletin_quick_reply.js?v=401

and my vbulletin_quick_reply.js script is..

firstChild.nodeValue;qr_disable_controls();qr_hide_errors();phpkd_vbaqr();/*======================================================================*\
|| #################################################################### ||
|| # vBulletin 4.0.1
|| # ---------------------------------------------------------------- # ||
|| # Copyright ?2000-2010 vBulletin Solutions Inc. All Rights Reserved. ||
|| # This file may not be redistributed in whole or significant part. # ||
|| # ---------------- VBULLETIN IS NOT FREE SOFTWARE ---------------- # ||
|| # http://www.vbulletin.com | http://www.vbulletin.com/license.html # ||
|| #################################################################### ||
\*======================================================================*/
var qr_repost=false;var qr_errors_shown=false;var qr_active=false;var qr_ajax=null;var qr_postid=null;var qr_withquote=null;var qr_imgsrc="";var clickedelm=false;var qr_require_click=false;if(typeof (vB_XHTML_Ready)!="undefined"){vB_XHTML_Ready.subs

Any help would be great.
I tried disabling that mod but the error is still there.