Hi biggimot I have had the same problem this morning. I used ajaxForm function in order to attach a form in a thickbox. I've solved it including http://jqueryjs.googlecode.com/svn/trunk/plugins/form/jquery.form.js jquery.form.js . I hope this will help you to succed too :). (Sorry for my bad english, French powa^^) Kraekar -- View this message in context: http://www.nabble.com/ajaxForm-is-not-a-function-tp17761901s27240p17801338.html Sent from the jQuery General Discussion mailing list archive at Nabble.com.