Text field on ReCAPTCHA popup window becomes non editable after clicking on "Get an audio challenge" icon

I'm integrating http://bit.ly/1IGPiVl it seems I faced with the bug when the text field on ReCAPTCHA popup window gets non editable after clicking on "Get an audio challenge" iconwhich make it impossible to pass it in audio mode. Tested in FF, IE, Chrome, Opera. Any ideas how to fix it on the client side or any workarounds?Thanks! -- You received this message because you are subscribed to the Google Groups "reCAPTCHA" group. To unsubscribe from this group and stop receiving emails from it, send an email to recaptcha+unsubscribe@googlegroups.com. To post to this group, send email to recaptcha@googlegroups.com. Visit this group at http://bit.ly/1dkFnYd. For more options, visit http://bit.ly/P65DvS.