Have to read this -
http://15daysofjquery.com/safer-contact-forms-without-captchas
Then this:
http://stackoverflow.com/questions/8472/practical-non-image-based-captcha-approaches
Have to see if we can use Raphael.js to draw captchas (Not sure if we can provide the same kind of functionality as reCaptcha or not i.e. audio etc)
http://15daysofjquery.com/safer-contact-forms-without-captchas
Then this:
http://stackoverflow.com/questions/8472/practical-non-image-based-captcha-approaches
Have to see if we can use Raphael.js to draw captchas (Not sure if we can provide the same kind of functionality as reCaptcha or not i.e. audio etc)
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