Try to implement an AJAX reCAPTCHA for two reasons. One being to hopefully be compatible with AJAX comments and the other to optionally provide a better user experience by validating the captcha before the comment is submitted, effectively avoiding multiple submits.
Try to implement an AJAX reCAPTCHA for two reasons. One being to hopefully be compatible with AJAX comments and the other to optionally provide a better user experience by validating the captcha before the comment is submitted, effectively avoiding multiple submits.
Refer to this for AJAX API.
Other links:
http://www.darksideofthecarton.com/2008/12/15/validating-recaptcha-with-jquery-and-ajax/comment-page-1/ http://recaptcha.net/fastcgi/demo/ajax http://stackoverflow.com/questions/593593/using-recaptcha-with-ajax-javascript-loading-problem http://code.google.com/apis/recaptcha/docs/display.html http://code.google.com/apis/recaptcha/docs/verify.html http://stackoverflow.com/questions/1681061/jquery-form-validation-problem